PREFIX obo: <http://purl.obolibrary.org/obo/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

obo:XLMOD_07098 a rdfs:Class ;
  rdfs:label "1,1,1,3,3,3-Hexafluoro-2-propanol" ;
  rdfs:comment "1,1,1,3,3,3-Hexafluoro-2-propanol." ;
  rdfs:subClassOf obo:XLMOD_06002 .

<http://purl.obolibrary.org/obo/xlmod#part_of> a rdf:Property ;
  rdfs:label "part_of" ;
  rdfs:comment "The basic part of relationship indicating a top-level branch of this ontology." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_09048 a rdfs:Class ;
  rdfs:label "4-nitrobenzyl bromide" ;
  rdfs:comment "4-nitrobenzyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 , obo:XLMOD_06020 .

<http://purl.obolibrary.org/obo/xlmod#has_reactive_group> a rdf:Property ;
  rdfs:label "has_reactive_group" ;
  rdfs:comment "Indicates that the cross-linking or derivatization reagent has the specified reactive group." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_09206 a rdfs:Class ;
  rdfs:label "4-hydroxymercuribenzoate" ;
  rdfs:comment "4-hydroxymercuribenzoate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

<http://purl.obolibrary.org/obo/xlmod#is_reactive_with> a rdf:Property ;
  rdfs:label "is_reactive_with" ;
  rdfs:comment "Indicates the chemical group that can react with the cross-linking or derivatization reagent." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_09146 a rdfs:Class ;
  rdfs:label "Cyclohexanedione" ;
  rdfs:comment "Cyclohexanedione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02035 a rdfs:Class ;
  rdfs:label "Sulfo-EGS" ;
  rdfs:comment "Ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

<http://purl.obolibrary.org/obo/xlmod#is_cleavable> a rdf:Property ;
  rdfs:label "is_cleavable" ;
  rdfs:comment "Indicates that the cross-linking reagent is cleavable." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_07012 a rdfs:Class ;
  rdfs:label "trimethylsilylimidazole" ;
  rdfs:comment "Trimethylsilylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_01082 a rdfs:Class ;
  rdfs:label "hydrolyzed LC-SDA" ;
  rdfs:comment "Hydrolyzed LC-SDA." ;
  rdfs:subClassOf obo:XLMOD_00096 .

<http://purl.obolibrary.org/obo/xlmod#is_partially_reacted> a rdf:Property ;
  rdfs:label "is_partially_reacted" ;
  rdfs:comment "Specifies the type of the cross-linker related chemical modification." ;
  rdfs:range <https://w3id.org/linkml/Any> .

<http://purl.obolibrary.org/obo/xlmod#is_side_product_of> a rdf:Property ;
  rdfs:label "is_side_product_of" ;
  rdfs:comment "Indicates the cross-linking reagent from which the chemical modification is derived." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_00049 a rdfs:Class ;
  rdfs:label "amino acid derivative" ;
  rdfs:comment "An amino acid derivative used in cross-linking experiments." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_06009 a rdfs:Class ;
  rdfs:label "chiral derivatization reagent" ;
  rdfs:comment "Chiral derivatization reagent with an enatiomerically pure chiral derivatizing agent to form two diastereomeric derivatives that can be separated by gas chromatography." ;
  rdfs:subClassOf obo:XLMOD_06001 .

obo:XLMOD_07059 a rdfs:Class ;
  rdfs:label "N,N-Dimethyltrimethylsilylamine" ;
  rdfs:comment "N,N-Dimethyltrimethylsilylamine." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_09307 a rdfs:Class ;
  rdfs:label "2-(2-naphthoxy)ethyl-2-(piperidino)ethanesulfonate" ;
  rdfs:comment "2-(2-naphthoxy)ethyl-2-(piperidino)ethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01002 a rdfs:Class ;
  rdfs:label "hydrolyzed DSS" ;
  rdfs:comment "Hydrolyzed disuccinimidyl suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09008 a rdfs:Class ;
  rdfs:label "2-hydrazino-1-methylpyridine" ;
  rdfs:comment "2-hydrazino-1-methylpyridine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09262 a rdfs:Class ;
  rdfs:label "[4-(4-N-methyl)-piperazinosulfonyl]-7-chloro-2,1,3-benzoxadiazole" ;
  rdfs:comment "[4-(4-N-methyl)-piperazinosulfonyl]-7-chloro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02115 a rdfs:Class ;
  rdfs:label "BAMG" ;
  rdfs:comment "Bis(succinimidyl)-3-azidomethyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00110 a rdfs:Class ;
  rdfs:label "hydrazide" ;
  rdfs:comment "A hydrazide reactive group (-CO-NH-NH2) that reacts with carbonyls to form hydrazone bonds." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02151 a rdfs:Class ;
  rdfs:label "PNP-DTP" ;
  rdfs:comment "p-nitrophenyl-2-diazo-3,3,3-trifluoropropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

<http://purl.obolibrary.org/obo/xlmod#has_property> a rdf:Property ;
  rdfs:label "has_property" ;
  rdfs:comment "Indicates a property of a cross-linking or derivatization reagent." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_07084 a rdfs:Class ;
  rdfs:label "1-(Pentafluoropropionyl) imidazole" ;
  rdfs:comment "1-(Pentafluoropropionyl) imidazole." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09157 a rdfs:Class ;
  rdfs:label "5-N-succinimidoxy-5-oxopentyl)triphenylphosphonium bromide" ;
  rdfs:comment "5-N-succinimidoxy-5-oxopentyl)triphenylphosphonium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09251 a rdfs:Class ;
  rdfs:label "(+)-1-(9-fluorenyl)-ethyl chloroformate" ;
  rdfs:comment "(+)-1-(9-fluorenyl)-ethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06018 .

obo:XLMOD_09110 a rdfs:Class ;
  rdfs:label "13C-dansyl chloride" ;
  rdfs:comment "13C-dansyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

<http://purl.obolibrary.org/obo/xlmod#is_labelled> a rdf:Property ;
  rdfs:label "is_labelled" ;
  rdfs:comment "Indicates that the cross-linking or derivatization reagent has an isotopic label." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_02126 a rdfs:Class ;
  rdfs:label "DSSO" ;
  rdfs:comment "Disuccinimidyl sulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00001 a rdfs:Class ;
  rdfs:label "cross-linking entity" ;
  rdfs:comment "Entity relevant to the domain of cross-linking in proteomics." .

obo:XLMOD_02046 a rdfs:Class ;
  rdfs:label "CLIP" ;
  rdfs:comment "Click-enabled linker for interacting proteins." ;
  rdfs:subClassOf obo:XLMOD_00005 .

<http://purl.obolibrary.org/obo/xlmod#has_handle> a rdf:Property ;
  rdfs:label "has_handle" ;
  rdfs:comment "Indicates that the cross-linking reagent has a handle that can be used for detection/identification, enrichment or purification." ;
  rdfs:range <https://w3id.org/linkml/Any> .

<http://purl.obolibrary.org/obo/xlmod#has_neutral_loss_reporter> a rdf:Property ;
  rdfs:label "has_neutral_loss_reporter" ;
  rdfs:comment "Indicates that the cross-linking reagent has a neutral loss reporter." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_07073 a rdfs:Class ;
  rdfs:label "N,N'-Diisopropyl-O-methylisourea" ;
  rdfs:comment "N,N'-Diisopropyl-O-methylisourea." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_00070 a rdfs:Class ;
  rdfs:label "L-Phenylalanine" ;
  rdfs:comment "The amino acid L-Phenylalanine." ;
  rdfs:subClassOf obo:XLMOD_00058 .

obo:XLMOD_07055 a rdfs:Class ;
  rdfs:label "N-Methyl-N-trimethylsilyl-heptafluorobutyramide" ;
  rdfs:comment "N-Methyl-N-trimethylsilyl-heptafluorobutyramide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00038 a rdfs:Class ;
  rdfs:label "DTT cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by the reducing agent DTT (dithiothreitol)." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_06104 a rdfs:Class ;
  rdfs:label "2,4-dinitrophenyl" ;
  rdfs:comment "2,4-Dinitrophenyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_02173 a rdfs:Class ;
  rdfs:label "AMAS" ;
  rdfs:comment "N-(alpha-Maleimidoacetoxy)-succinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01901 a rdfs:Class ;
  rdfs:label "L-Photo-Methionine" ;
  rdfs:comment "L-2-amino-5,5-azi-hexanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00049 .

<http://purl.obolibrary.org/obo/xlmod#is_analog_of> a rdf:Property ;
  rdfs:label "is_analog_of" ;
  rdfs:comment "Indicates biochemical analogues of nucleobases, nucleosides or amino acids." ;
  rdfs:range <https://w3id.org/linkml/Any> .

<http://purl.obolibrary.org/obo/xlmod#is_activatable> a rdf:Property ;
  rdfs:label "is_activatable" ;
  rdfs:comment "Indicates how the cross-linking reagent can be activated." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_09168 a rdfs:Class ;
  rdfs:label "benzoyl chloride" ;
  rdfs:comment "Benzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09178 a rdfs:Class ;
  rdfs:label "O-2,3,4,5,6-(pentafluorobenzyl) hydroxylamine hydrochloride" ;
  rdfs:comment "O-2,3,4,5,6-(pentafluorobenzyl) hydroxylamine hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09233 a rdfs:Class ;
  rdfs:label "deuterium labelled 4-(4-dimethylaminophenyl)-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "Deuterium labelled 4-(4-dimethylaminophenyl)-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_00127 a rdfs:Class ;
  rdfs:label "iodoacetyl" ;
  rdfs:comment "A iodoacetyl reactive group, that reacts with sulfhydryl groups." ;
  rdfs:subClassOf obo:XLMOD_00112 .

obo:XLMOD_09192 a rdfs:Class ;
  rdfs:label "ethyl chloroformate" ;
  rdfs:comment "Ethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00098 a rdfs:Class ;
  rdfs:label "thioesterization cross-linker related chemical modification" ;
  rdfs:comment "Thio-esterization dead-end modification resulting from a cross-linker reagent reacting only with one peptide." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_02053 a rdfs:Class ;
  rdfs:label "DSA-13C6" ;
  rdfs:comment "13C labelled disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00005 .

<http://purl.obolibrary.org/obo/xlmod#is_labelled_version_of> a rdf:Property ;
  rdfs:label "is_labelled_version_of" ;
  rdfs:comment "Indicates that the cross-linking reagent is a labelled version of the indicated reagent." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_01053 a rdfs:Class ;
  rdfs:label "hydrolyzed DSG-d6" ;
  rdfs:comment "Deuterium labelled hydrolyzed disuccinimidyl 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01095 a rdfs:Class ;
  rdfs:label "hydrolyzed PDH-d10" ;
  rdfs:comment "Deuterium labelled hydrolyzed pimelic acid dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09029 a rdfs:Class ;
  rdfs:label "6-aminoquinolyl-N-hydroxysuccinimidyl carbamate" ;
  rdfs:comment "6-aminoquinolyl-N-hydroxysuccinimidyl carbamate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00080 a rdfs:Class ;
  rdfs:label "uracil" ;
  rdfs:comment "The nucleobase uracil." ;
  rdfs:subClassOf obo:XLMOD_00075 .

obo:XLMOD_00023 a rdfs:Class ;
  rdfs:label "cleavable S-S bond" ;
  rdfs:comment "Indicates that a cross-linker contains a cleavable S-S bond, which is chemically cleavable by reducing agents like e.g. thiols, beta-mercaptoethanol, dithiothreitol (DTT), mercaptomethylamine or Tris(2-carboxyethyl)phosphin (TCEP)." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_02241 a rdfs:Class ;
  rdfs:label "Azido-PEG5-NHS ester" ;
  rdfs:comment "1-[(1-Azido-18-oxo-3,6,9,12,15-pentaoxaoctadecan-18-yl)oxy]-2,5-pyrrolidinedione." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02104 a rdfs:Class ;
  rdfs:label "DiBMADPS" ;
  rdfs:comment "Bis(2,5-dioxopyrrolidin-1-yl)3,3'-(3,5-dibromo-4-methylphenylazanediyl)diproponate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00095 a rdfs:Class ;
  rdfs:label "ammonium amidation cross-linker related chemical modification" ;
  rdfs:comment "Ammonium amidation dead-end modification resulting from a cross-linker reagent reacting only with one peptide." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_02206 a rdfs:Class ;
  rdfs:label "TPAL" ;
  rdfs:comment "1,4-Phthalaldehyde." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01829 a rdfs:Class ;
  rdfs:label "2-iminothiolane" ;
  rdfs:comment "2-iminothiolane reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09189 a rdfs:Class ;
  rdfs:label "benzyl ethyl ethoxymethylene malonate" ;
  rdfs:comment "Benzyl ethyl ethoxymethylene malonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01029 a rdfs:Class ;
  rdfs:label "hydrolyzed DNBDPS" ;
  rdfs:comment "Hydrolyzed DNBDPS." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01075 a rdfs:Class ;
  rdfs:label "hydrolyzed BSOCOES" ;
  rdfs:comment "Hydrolyzed bis(2-[Succinimidooxycarbonyloxy]ethyl) sulfone." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07091 a rdfs:Class ;
  rdfs:label "8-Quinolinesulfonyl chloride" ;
  rdfs:comment "8-Quinolinesulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09149 a rdfs:Class ;
  rdfs:label "triplex 5-diethylaminonaphthalene-1-sulfonyl chloride" ;
  rdfs:comment "Triplex 5-diethylaminonaphthalene-1-sulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09288 a rdfs:Class ;
  rdfs:label "7-chloro-2,1,3-benzoxadiazole-4-sulfonylaminoethyltrimethylammonium chloride" ;
  rdfs:comment "7-chloro-2,1,3-benzoxadiazole-4-sulfonylaminoethyltrimethylammonium chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02137 a rdfs:Class ;
  rdfs:label "Sulfo-LC-SDA" ;
  rdfs:comment "Sulfo-NHS-LC-Diazirine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00116 a rdfs:Class ;
  rdfs:label "aldehyde group" ;
  rdfs:comment "An aldehyde (R-CO-H) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09135 a rdfs:Class ;
  rdfs:label "1-pyrenesulfonyl chloride" ;
  rdfs:comment "1-pyrenesulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09240 a rdfs:Class ;
  rdfs:label "2,4-dinitrobenzoyl chloride" ;
  rdfs:comment "2,4-dinitrobenzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01820 a rdfs:Class ;
  rdfs:label "Amine-PEG3-Biotin" ;
  rdfs:comment "Amine-PEG3-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01723 a rdfs:Class ;
  rdfs:label "Ac4-ManNAc" ;
  rdfs:comment "The Ac4-ManNAc sialic acid analogue used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_01709 a rdfs:Class ;
  rdfs:label "8-azidoguanosine" ;
  rdfs:comment "8-azidoguanosine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_01006 a rdfs:Class ;
  rdfs:label "hydrolyzed DSS-d12" ;
  rdfs:comment "Deuterium labelled hydrolyzed disuccinimidyl 2,2,3,3,4,4,5,5,6,6,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07088 a rdfs:Class ;
  rdfs:label "1,1,1-Trifluoro-2,4-pentanedione" ;
  rdfs:comment "1,1,1-Trifluoro-2,4-pentanedione." ;
  rdfs:subClassOf obo:XLMOD_06015 .

obo:XLMOD_02031 a rdfs:Class ;
  rdfs:label "DSSeb" ;
  rdfs:comment "Sebacic acid bis[N-hydroxysuccinimide ester]." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07003 a rdfs:Class ;
  rdfs:label "pentafluorobenzylhydroxylaminehydrochloride" ;
  rdfs:comment "Pentafluorobenzylhydroxylaminehydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06020 .

obo:XLMOD_09080 a rdfs:Class ;
  rdfs:label "sulfur trioxide pyridine complex" ;
  rdfs:comment "Sulfur trioxide pyridine complex." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01017 a rdfs:Class ;
  rdfs:label "ammonium amidated BS2G-d4" ;
  rdfs:comment "Deuterium labelled ammonium amidated bis(sulfosuccinimidyl) 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09031 a rdfs:Class ;
  rdfs:label "phenyl isothiocyanate" ;
  rdfs:comment "Phenyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07077 a rdfs:Class ;
  rdfs:label "2,3-Diaminotoluene" ;
  rdfs:comment "2,3-Diaminotoluene." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09063 a rdfs:Class ;
  rdfs:label "4-Phenyl-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "4-Phenyl-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_00057 a rdfs:Class ;
  rdfs:label "generic neutral loss reporter" ;
  rdfs:comment "A generic neutral loss reporter." ;
  rdfs:subClassOf obo:XLMOD_00050 .

obo:XLMOD_01818 a rdfs:Class ;
  rdfs:label "Pentylamine-Biotin" ;
  rdfs:comment "5-(Biotinamido)pentylamine." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02223 a rdfs:Class ;
  rdfs:label "alkyne-A-DSBSO" ;
  rdfs:comment "Alkyne-tagged acid-cleavable disuccinimidyl-bissulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09085 a rdfs:Class ;
  rdfs:label "N-methyl-4-hydrazino-7-nitrobenzofurazan" ;
  rdfs:comment "N-methyl-4-hydrazino-7-nitrobenzofurazan." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02042 a rdfs:Class ;
  rdfs:label "glutardialdehyde" ;
  rdfs:comment "Glutardialdehyde." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09217 a rdfs:Class ;
  rdfs:label "4-(N,N-dimethylaminosulfonyl)-7-(2-carboxylpyrrolidine-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(N,N-dimethylaminosulfonyl)-7-(2-carboxylpyrrolidine-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_06500 a rdfs:Class ;
  rdfs:label "secondary amine reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with secondary amino (=NH) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09221 a rdfs:Class ;
  rdfs:label "4-(2-carbazoylpyrrolidin-1-yl)-7-nitro-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(2-carbazoylpyrrolidin-1-yl)-7-nitro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_09228 a rdfs:Class ;
  rdfs:label "(R)-2,5-dioxopyrrolidin-1-yl-1-(4,6-dimethoxy-1,3,5-triazin-2-yl) pyrrolidine-2-carboxylate" ;
  rdfs:comment "(R)-2,5-dioxopyrrolidin-1-yl-1-(4,6-dimethoxy-1,3,5-triazin-2-yl) pyrrolidine-2-carboxylate." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_00034 a rdfs:Class ;
  rdfs:label "photo cleavable" ;
  rdfs:comment "Indicates that a cross-linker is cleavable by light." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_07040 a rdfs:Class ;
  rdfs:label "1,3-Bis(chloromethyl)-1,1,3,3-tetramethyldisilazane" ;
  rdfs:comment "1,3-Bis(chloromethyl)-1,1,3,3-tetramethyldisilazane." ;
  rdfs:subClassOf obo:XLMOD_06014 .

obo:XLMOD_09269 a rdfs:Class ;
  rdfs:label "4-Dimethylaminophenyl isothiocyanate" ;
  rdfs:comment "4-Dimethylaminophenyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00016 a rdfs:Class ;
  rdfs:label "cleavable" ;
  rdfs:comment "Indicates that a cross-linker is cleavable." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_02027 a rdfs:Class ;
  rdfs:label "SMPH" ;
  rdfs:comment "Succinimidyl-6-[beta-maleimidopropionamido]hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01817 a rdfs:Class ;
  rdfs:label "Iodoacetyl-LC-Biotin" ;
  rdfs:comment "Iodoacetyl-LC-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09293 a rdfs:Class ;
  rdfs:label "1-pyrenyldiazomethane" ;
  rdfs:comment "1-pyrenyldiazomethane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00045 a rdfs:Class ;
  rdfs:label "thioether reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with thioether (R1-S-R2) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09121 a rdfs:Class ;
  rdfs:label "7-(N,N-dimethylaminosulfonyl)-4-(aminoethyl)piperadino-2,1-3-benzoxadiazole" ;
  rdfs:comment "7-(N,N-dimethylaminosulfonyl)-4-(aminoethyl)piperadino-2,1-3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09154 a rdfs:Class ;
  rdfs:label "isopropylchloroformate" ;
  rdfs:comment "Isopropylchloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_09042 a rdfs:Class ;
  rdfs:label "propyl chloroformate" ;
  rdfs:comment "Propyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_02252 a rdfs:Class ;
  rdfs:label "PAC4" ;
  rdfs:comment "PAC4 cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02020 a rdfs:Class ;
  rdfs:label "Sulfo-MBS" ;
  rdfs:comment "m-Maleimidobenzoyl-N-hydroxysulfosuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06511 a rdfs:Class ;
  rdfs:label "biphosphonate drug reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with biphosphonate drugs." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00068 a rdfs:Class ;
  rdfs:label "L-Isoleucine" ;
  rdfs:comment "The amino acid L-Isoleucine." ;
  rdfs:subClassOf obo:XLMOD_00058 .

obo:XLMOD_09318 a rdfs:Class ;
  rdfs:label "enzymatic generated cross-link" ;
  rdfs:comment "Indicates that a cross-linker is generated through an enzymatic reaction." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_07066 a rdfs:Class ;
  rdfs:label "tert-Butyldimethylsilyl methallylsulfinate" ;
  rdfs:comment "Tert-Butyldimethylsilyl methallylsulfinate." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_01806 a rdfs:Class ;
  rdfs:label "NHS-PEG12-Biotin" ;
  rdfs:comment "NHS-PEG12-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01100 a rdfs:Class ;
  rdfs:label "hydrolyzed Sulfo-SBED" ;
  rdfs:comment "Hydrolyzed Sulfo-SBED cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02100 a rdfs:Class ;
  rdfs:label "SASD" ;
  rdfs:comment "Succinimidyl-2-(azidosalicylamido)ethyl-1,3-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02154 a rdfs:Class ;
  rdfs:label "MSA" ;
  rdfs:comment "Methyl N-succinimidyl adipate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09244 a rdfs:Class ;
  rdfs:label "Marfey type reagent" ;
  rdfs:comment "A LC-MS derivatization reagent containing a fluoro-dinitrophenyl structure." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02143 a rdfs:Class ;
  rdfs:label "BMH" ;
  rdfs:comment "1,6-Bis-maleimidohexane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02064 a rdfs:Class ;
  rdfs:label "DSG-d6" ;
  rdfs:comment "Deuterium labelled disuccinimidyl 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02009 a rdfs:Class ;
  rdfs:label "Disulfide" ;
  rdfs:comment "Disulfide." ;
  rdfs:subClassOf obo:XLMOD_00005 , obo:XLMOD_00008 .

obo:XLMOD_07051 a rdfs:Class ;
  rdfs:label "triisopropylsilyl trifluoromethanesulfonate" ;
  rdfs:comment "Triisopropylsilyl trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_07045 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedimethyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedimethyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_02148 a rdfs:Class ;
  rdfs:label "ASIB" ;
  rdfs:comment "1-(p-azidosalicylamido)-4-(iodoacetamido)butane." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02057 a rdfs:Class ;
  rdfs:label "SDH" ;
  rdfs:comment "Suberic acid 1,8-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07034 a rdfs:Class ;
  rdfs:label "methyl chloroformate" ;
  rdfs:comment "Methyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_01720 a rdfs:Class ;
  rdfs:label "N-(4-azidosalicylamidyl)-1,2-dilauroyl-sn-glycero-3-phosphoethanolamine" ;
  rdfs:comment "The N-(4-azidosalicylamidyl)-1,2-dilauroyl-sn-glycero-3-phosphoethanolamine lipid analogue used for lipid-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00092 .

obo:XLMOD_01064 a rdfs:Class ;
  rdfs:label "hydrolyzed BCCL2" ;
  rdfs:comment "Hydrolyzed bis-(N-hydroxysuccinimidyl) 5-amino-N-biotinoyl-1,9-nonanedioate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09074 a rdfs:Class ;
  rdfs:label "Tris(2,4,6,-trimethoxyphenyl)phosphonium propylamine bromide" ;
  rdfs:comment "Tris(2,4,6,-trimethoxyphenyl)phosphonium propylamine bromide." ;
  rdfs:subClassOf obo:XLMOD_09068 .

obo:XLMOD_00027 a rdfs:Class ;
  rdfs:label "chemically reactive" ;
  rdfs:comment "Indicates that a reactive group reacts with specific functional groups." ;
  rdfs:subClassOf obo:XLMOD_00026 .

obo:XLMOD_07120 a rdfs:Class ;
  rdfs:label "trimethyloxonium tetrafluo.owlrate" ;
  rdfs:comment "Trimethyloxonium tetrafluo.owlrate." ;
  rdfs:subClassOf obo:XLMOD_06019 .

obo:XLMOD_03002 a rdfs:Class ;
  rdfs:label "Sulfo-SBED" ;
  rdfs:comment "Sulfo-SBED cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09055 a rdfs:Class ;
  rdfs:label "methyl acrylate" ;
  rdfs:comment "Methyl acrylate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01045 a rdfs:Class ;
  rdfs:label "hydrolyzed CBDPS-d8" ;
  rdfs:comment "Deuterium labelled hydrolyzed cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02229 a rdfs:Class ;
  rdfs:label "Sulfo-PL" ;
  rdfs:comment "Sulfo-photo-cleavable Leiker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09312 a rdfs:Class ;
  rdfs:label "trifluoroacetic acid" ;
  rdfs:comment "Trifluoroacetic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01031 a rdfs:Class ;
  rdfs:label "hydrolyzed TEABS" ;
  rdfs:comment "Hydrolyzed TEABS cross-linking reagent." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02205 a rdfs:Class ;
  rdfs:label "BPM" ;
  rdfs:comment "4-(N-Maleimido)benzophenone." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09052 a rdfs:Class ;
  rdfs:label "1-(5-Fluoro-2,4-dinitrophenyl)-4-methylpiperazine" ;
  rdfs:comment "1-(5-Fluoro-2,4-dinitrophenyl)-4-methylpiperazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

<http://purl.obolibrary.org/obo/xlmod#has_fluorophore> a rdf:Property ;
  rdfs:label "has_fluorophore" ;
  rdfs:comment "Indicates that the derivatization reagent can be detected by the specified fluorophore." ;
  rdfs:range <https://w3id.org/linkml/Any> .

obo:XLMOD_02038 a rdfs:Class ;
  rdfs:label "NHS" ;
  rdfs:comment "N-hydroxysuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00008 .

obo:XLMOD_09210 a rdfs:Class ;
  rdfs:label "7-(diethylamino)coumarin-3-carbohydrazide" ;
  rdfs:comment "7-(diethylamino)coumarin-3-carbohydrazide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02162 a rdfs:Class ;
  rdfs:label "3-N-Maleimidobenzoic Acid N-Succinimidyl Ester" ;
  rdfs:comment "3-N-Maleimidobenzoic Acid N-Succinimidyl Ester cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09258 a rdfs:Class ;
  rdfs:label "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-N-methylhydrazino-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-N-methylhydrazino-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00033 a rdfs:Class ;
  rdfs:label "azide reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with azide (-N3) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_07019 a rdfs:Class ;
  rdfs:label "pentafluoropropanylimidazole" ;
  rdfs:comment "Pentafluoropropanylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06005 .

obo:XLMOD_02016 a rdfs:Class ;
  rdfs:label "SPDP" ;
  rdfs:comment "N-Succinimidyl 3-[2-pyridyldithio]-propionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00150 a rdfs:Class ;
  rdfs:label "tetrafluorophenyl ester" ;
  rdfs:comment "Tetrafluorophenyl (TFP, F4-Ph) ester." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01042 a rdfs:Class ;
  rdfs:label "ammonium amidated Sulfo-EGS-d12" ;
  rdfs:comment "Deuterium labelled ammonium amidated ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_07007 a rdfs:Class ;
  rdfs:label "bis(trimethylsilyl)acetamide" ;
  rdfs:comment "Bis(trimethylsilyl)acetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_09089 a rdfs:Class ;
  rdfs:label "2-nitro-4-trifluoromethylphenylhydrazine" ;
  rdfs:comment "2-nitro-4-trifluoromethylphenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02165 a rdfs:Class ;
  rdfs:label "MTS-4-MTS" ;
  rdfs:comment "1,4-Butanediyl bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_06003 a rdfs:Class ;
  rdfs:label "silylation reagent" ;
  rdfs:comment "Silylation reagent replacing an active hydrogen by a silyl group." ;
  rdfs:subClassOf obo:XLMOD_06001 .

obo:XLMOD_07067 a rdfs:Class ;
  rdfs:label "methyltrifluoromethanesulfonate" ;
  rdfs:comment "Methyltrifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_01092 a rdfs:Class ;
  rdfs:label "hydrolyzed BMPS" ;
  rdfs:comment "Hydrolyzed N-(beta-Maleimidopropyloxy)succinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09150 a rdfs:Class ;
  rdfs:label "N-(5-fluoro-2,4-dinitrophenyl)-D-leucinamide" ;
  rdfs:comment "N-(5-fluoro-2,4-dinitrophenyl)-D-leucinamide." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_09244 .

obo:XLMOD_02117 a rdfs:Class ;
  rdfs:label "1" ;
  rdfs:comment "Crosslinking reagent 1." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07044 a rdfs:Class ;
  rdfs:label "trimethylphenylammonium hydroxide" ;
  rdfs:comment "Trimethylphenylammonium hydroxide." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00078 a rdfs:Class ;
  rdfs:label "cytosine" ;
  rdfs:comment "The nucleobase cytosine." ;
  rdfs:subClassOf obo:XLMOD_00075 .

obo:XLMOD_02128 a rdfs:Class ;
  rdfs:label "cis-Diamminedichloroplatinum (II)" ;
  rdfs:comment "Cis-[Pt(NH3)2Cl2]." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02024 a rdfs:Class ;
  rdfs:label "SMCC" ;
  rdfs:comment "Succinimidyl-4-[N-maleimidomethyl]cyclohexane-1-carboxylate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09097 a rdfs:Class ;
  rdfs:label "N-propylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "N-propylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_00009 a rdfs:Class ;
  rdfs:label "cross-linking attribute" ;
  rdfs:comment "An attribute describing a cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_00088 a rdfs:Class ;
  rdfs:label "nucleoside derivative" ;
  rdfs:comment "A nucleoside derivative used in cross-linking experiments for protein-oligonucleotide cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_01099 a rdfs:Class ;
  rdfs:label "alkenized L-Photo-Isoleucine" ;
  rdfs:comment "Alkenized L-Photo-Isoleucine." ;
  rdfs:subClassOf obo:XLMOD_00094 .

obo:XLMOD_09290 a rdfs:Class ;
  rdfs:label "tetramethylammonium hydroxide" ;
  rdfs:comment "Tetramethylammonium hydroxide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02132 a rdfs:Class ;
  rdfs:label "Sulfo-NHS-LC-ASA" ;
  rdfs:comment "Sulfosuccinimidyl(4-azido-salicylamido) hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01067 a rdfs:Class ;
  rdfs:label "hydrolyzed JMV 3378" ;
  rdfs:comment "Hydrolyzed crosslinking reagent JMV 3378." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09236 a rdfs:Class ;
  rdfs:label "N-methyl-nicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "N-methyl-nicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07033 a rdfs:Class ;
  rdfs:label "deuterium labelled methyl chloroformate" ;
  rdfs:comment "Deuterium labelled methyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_01012 a rdfs:Class ;
  rdfs:label "hydrolyzed DSG" ;
  rdfs:comment "Hydrolyzed disuccinimidyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09165 a rdfs:Class ;
  rdfs:label "butyl 1-(pyridin-4-yl) piperidine 4-carboxylate" ;
  rdfs:comment "Butyl 1-(pyridin-4-yl) piperidine 4-carboxylate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02226 a rdfs:Class ;
  rdfs:label "DHSO" ;
  rdfs:comment "Dihydrazide sulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07089 a rdfs:Class ;
  rdfs:label "1,1,1-Trifluoroacetone" ;
  rdfs:comment "1,1,1-Trifluoroacetone." ;
  rdfs:subClassOf obo:XLMOD_06015 .

obo:XLMOD_01102 a rdfs:Class ;
  rdfs:label "hydrolized PL" ;
  rdfs:comment "Hydrolyzed photo-cleavable Leiker." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02215 a rdfs:Class ;
  rdfs:label "SDA-13C5" ;
  rdfs:comment "13C labelled succinimidyl-ester diazirine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07078 a rdfs:Class ;
  rdfs:label "2,6-Diamino-4-pyrimidinone" ;
  rdfs:comment "2,6-Diamino-4-pyrimidinone." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02013 a rdfs:Class ;
  rdfs:label "BMPS" ;
  rdfs:comment "N-(beta-Maleimidopropyloxy)succinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09132 a rdfs:Class ;
  rdfs:label "4-Methylbenzenesulfonyl isocyanate" ;
  rdfs:comment "4-Methylbenzenesulfonyl isocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09078 a rdfs:Class ;
  rdfs:label "2-(N,N-dimethyl-amino)ethyl acrylate" ;
  rdfs:comment "2-(N,N-dimethyl-amino)ethyl acrylate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01823 a rdfs:Class ;
  rdfs:label "Biotin-LC-Hydrazide" ;
  rdfs:comment "Long chain Biocytine-Hydrazide biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02110 a rdfs:Class ;
  rdfs:label "SBDC" ;
  rdfs:comment "Deuterium labelled N-succinimidyl p-benzoyldihydrocinnamate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00035 a rdfs:Class ;
  rdfs:label "CID cleavable" ;
  rdfs:comment "Indicates that a cross-linker is mass-spectrometrically cleavable by collission induced dissociation." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_07062 a rdfs:Class ;
  rdfs:label "N,N-Bis(trimethylsilyl)methylamine" ;
  rdfs:comment "N,N-Bis(trimethylsilyl)methylamine." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00172 a rdfs:Class ;
  rdfs:label "IMAC-enrichable" ;
  rdfs:comment "Indicates a cross-linker facilitating IMAC (immobilized metal affinity chromatography) enrichment." ;
  rdfs:subClassOf obo:XLMOD_00019 .

obo:XLMOD_06014 a rdfs:Class ;
  rdfs:label "DMS reagent" ;
  rdfs:comment "Dimethylsilyl (DMS) reagent replacing an active hydrogen by a silyl group." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02093 a rdfs:Class ;
  rdfs:label "BASED" ;
  rdfs:comment "Bis(beta-[4-azidosalicylamido]-ethyl) disulfide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00056 a rdfs:Class ;
  rdfs:label "CHCA" ;
  rdfs:comment "An alpha-cyano-4-hydroxycinnamic acid UV-absorbing label for signal enhancement." ;
  rdfs:subClassOf obo:XLMOD_00050 .

obo:XLMOD_02187 a rdfs:Class ;
  rdfs:label "Sulfo-KMUS" ;
  rdfs:comment "N-(kappa-maleimidoundecanoyloxy)sulfosuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09308 a rdfs:Class ;
  rdfs:label "N-(4-Amidobutyl)-N-ethylisoluminol" ;
  rdfs:comment "N-(4-Amidobutyl)-N-ethylisoluminol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02074 a rdfs:Class ;
  rdfs:label "MTS-2-MTS" ;
  rdfs:comment "1,2-Ethanediyl Bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00161 a rdfs:Class ;
  rdfs:label "boronic acid" ;
  rdfs:comment "An (alkyl- or aryl-substituted) boronic acid (R-B-(OH)2) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02005 a rdfs:Class ;
  rdfs:label "BS2G" ;
  rdfs:comment "Bis(sulfosuccinimidyl) glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02068 a rdfs:Class ;
  rdfs:label "LC-SMCC" ;
  rdfs:comment "Succinimidyl 4-(N-maleimidomethyl)cyclohexane-1-carboxy-(6-amidocaproate)." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09091 a rdfs:Class ;
  rdfs:label "NBD-PZ Hydrochloride" ;
  rdfs:comment "NBD-PZ Hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01812 a rdfs:Class ;
  rdfs:label "PFP-Biotin" ;
  rdfs:comment "Pentafluorophenyl-Biotin." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09020 a rdfs:Class ;
  rdfs:label "3-picolylcarbinol" ;
  rdfs:comment "3-picolylcarbinol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02096 a rdfs:Class ;
  rdfs:label "Sulfo-SAED" ;
  rdfs:comment "Sulfosuccinimidyl 2-(7-amino-4-methylcoumarin-3-acetamido)ethyl-1,3-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00071 a rdfs:Class ;
  rdfs:label "iminobiotintrifluoroacetamide" ;
  rdfs:comment "A Iminobiotin trifluoroacetamide affinity handle, enrichable with avidin, streptavidin or neutravidin, attached to a cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_09247 a rdfs:Class ;
  rdfs:label "N-(5-fluoro-2,4-dinitrophenyl)-L-leucinamide" ;
  rdfs:comment "N-(5-fluoro-2,4-dinitrophenyl)-L-leucinamide." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_09244 .

obo:XLMOD_02037 a rdfs:Class ;
  rdfs:label "DCC" ;
  rdfs:comment "N,N'-Dicyclohexylcarbodiimide." ;
  rdfs:subClassOf obo:XLMOD_00008 .

obo:XLMOD_09143 a rdfs:Class ;
  rdfs:label "3-Nitrophenyl isothiocyanate" ;
  rdfs:comment "3-Nitrophenyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01711 a rdfs:Class ;
  rdfs:label "bis-[3-(2-ketobutyraldehyde)ether" ;
  rdfs:comment "bis-[3-(2-ketobutyraldehyde)ether reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02233 a rdfs:Class ;
  rdfs:label "BS3-18O2" ;
  rdfs:comment "18O labelled (bis(sulfosuccinimidyl) 2,2,7,7-suberate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09138 a rdfs:Class ;
  rdfs:label "Fluorescein-5-isothiocyanate" ;
  rdfs:comment "Fluorescein-5-isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01801 a rdfs:Class ;
  rdfs:label "Photoactivatable Biotin" ;
  rdfs:comment "Photoactivatable Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02085 a rdfs:Class ;
  rdfs:label "PMPI" ;
  rdfs:comment "N-(Maleimidophenyl) isocyanate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01020 a rdfs:Class ;
  rdfs:label "ammonium amidated DSP" ;
  rdfs:comment "Ammonium amidated dithiobis[succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_01078 a rdfs:Class ;
  rdfs:label "ammonium amidated DST" ;
  rdfs:comment "Ammonium amidated disuccinimidyl tartrate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02255 a rdfs:Class ;
  rdfs:label "ARGO2" ;
  rdfs:comment "R-R aromatic glyoxal cross-linker 2." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01023 a rdfs:Class ;
  rdfs:label "hydrolyzed BiPS" ;
  rdfs:comment "Hydrolyzed bimane bisthiopropionic acid N-succinimidyl ester." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02121 a rdfs:Class ;
  rdfs:label "DPS" ;
  rdfs:comment "Diphtalimide suberate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02159 a rdfs:Class ;
  rdfs:label "Maleimide-PEG24-NHS" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-tetracosaethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01056 a rdfs:Class ;
  rdfs:label "ammonium amidated BS2G-d6" ;
  rdfs:comment "Deuterium labelled ammonium amidated bis(sulfosuccinimidyl) 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02059 a rdfs:Class ;
  rdfs:label "ADH" ;
  rdfs:comment "Adipic acid 1,6-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09119 a rdfs:Class ;
  rdfs:label "4-dimethylaminophenacyl bromide" ;
  rdfs:comment "4-dimethylaminophenacyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00028 a rdfs:Class ;
  rdfs:label "primary amine reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with primary amino (-NH2) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02060 a rdfs:Class ;
  rdfs:label "ADH-d8" ;
  rdfs:comment "Deuterium labelled adipic acid 1,6-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07048 a rdfs:Class ;
  rdfs:label "4-Trimethylsiloxy-3-penten-2-one" ;
  rdfs:comment "4-Trimethylsiloxy-3-penten-2-one." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_09161 a rdfs:Class ;
  rdfs:label "phenacyl bromide" ;
  rdfs:comment "Phenacyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09304 a rdfs:Class ;
  rdfs:label "9-(hydroxymethyl)anthracene" ;
  rdfs:comment "9-(hydroxymethyl)anthracene." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09218 a rdfs:Class ;
  rdfs:label "4-(N,N-dimethylaminosulfonyl)-7-(2-chroloformylpyrrolidine-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(N,N-dimethylaminosulfonyl)-7-(2-chroloformylpyrrolidine-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_02246 a rdfs:Class ;
  rdfs:label "Azido-PEG24-NHS ester" ;
  rdfs:comment "Azido-PEG24-NHS ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09266 a rdfs:Class ;
  rdfs:label "2-Amino-N,N,N-trimethylethanaminium chloride" ;
  rdfs:comment "2-Amino-N,N,N-trimethylethanaminium chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02101 a rdfs:Class ;
  rdfs:label "Sulfo-SASD" ;
  rdfs:comment "Sulfosuccinimidyl-2-(azidosalicylamido)ethyl-1,3-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00102 a rdfs:Class ;
  rdfs:label "Sulfo NHS ester" ;
  rdfs:comment "A reactive group (N-hydroxysulfosuccinimide) that reacts with lysines and N-termini but also serines, threonines and tyrosines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02176 a rdfs:Class ;
  rdfs:label "BMOE" ;
  rdfs:comment "Bis-Maleimidoethane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07015 a rdfs:Class ;
  rdfs:label "trifluoroacetoic anhydride" ;
  rdfs:comment "Trifluoroacetoic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06005 , obo:XLMOD_06015 .

obo:XLMOD_02217 a rdfs:Class ;
  rdfs:label "DMDSSO-d10" ;
  rdfs:comment "Deuterium labelled dimethyl disuccinimidyl sulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09255 a rdfs:Class ;
  rdfs:label "4-[4-carbazoylpiperidin-1-yl]-7-[2-(N,N-dimethylamino)ethylaminosulfonyl]-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[4-carbazoylpiperidin-1-yl]-7-[2-(N,N-dimethylamino)ethylaminosulfonyl]-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09004 a rdfs:Class ;
  rdfs:label "isonicotinoyl azide" ;
  rdfs:comment "Isonicotinoyl azide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09018 a rdfs:Class ;
  rdfs:label "2-Picolylamine" ;
  rdfs:comment "2-Picolylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_03013 a rdfs:Class ;
  rdfs:label "Mts-Atf-Biotin-LC" ;
  rdfs:comment "Long chain Mts-Atf-Biotin." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02190 a rdfs:Class ;
  rdfs:label "HBVS" ;
  rdfs:comment "1,6-Hexane-bis-vinylsulfone." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00085 a rdfs:Class ;
  rdfs:label "cytidine" ;
  rdfs:comment "The nucleoside cytidine." ;
  rdfs:subClassOf obo:XLMOD_00082 .

obo:XLMOD_03005 a rdfs:Class ;
  rdfs:label "TSAT" ;
  rdfs:comment "Tris-succinimidyl aminotriacetate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02235 a rdfs:Class ;
  rdfs:label "PIR-II" ;
  rdfs:comment "Protein Interaction Reporter-II." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00017 a rdfs:Class ;
  rdfs:label "chemically cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_00169 a rdfs:Class ;
  rdfs:label "sodium dithionite cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by sodium dithionite." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_09113 a rdfs:Class ;
  rdfs:label "cholamine" ;
  rdfs:comment "Cholamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09108 a rdfs:Class ;
  rdfs:label "dimethylaminobutyryl succinimide" ;
  rdfs:comment "Dimethylaminobutyryl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06111 a rdfs:Class ;
  rdfs:label "4-bromophenacyl" ;
  rdfs:comment "4-Bromophenacyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_02244 a rdfs:Class ;
  rdfs:label "Azido-PEG10-NHS ester" ;
  rdfs:comment "Azido-PEG10-NHS ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01706 a rdfs:Class ;
  rdfs:label "5-iodocytosine" ;
  rdfs:comment "5-iodocytosine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_02071 a rdfs:Class ;
  rdfs:label "3,6,9,12-Tetraoxatetradecane-1,14-diyl dimethanethiosulfonate" ;
  rdfs:comment "3,6,9,12-Tetraoxatetradecane-1,14-diyl dimethanethiosulfonate cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07056 a rdfs:Class ;
  rdfs:label "N-Methyl-N-trimethylsilylacetamide" ;
  rdfs:comment "N-Methyl-N-trimethylsilylacetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00004 a rdfs:Class ;
  rdfs:label "cross-linker" ;
  rdfs:comment "Compound that can link two or more polymer chains." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_07000 a rdfs:Class ;
  rdfs:label "dimethylformamide" ;
  rdfs:comment "Dimethylformamide." ;
  rdfs:subClassOf obo:XLMOD_06011 .

obo:XLMOD_00092 a rdfs:Class ;
  rdfs:label "lipid analogue" ;
  rdfs:comment "A lipid analogue used in cross-linking experiments for lipid-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_02048 a rdfs:Class ;
  rdfs:label "DTSSP-d8" ;
  rdfs:comment "Deuterium labelled 3,3'-Dithiobis[sulfosuccinimidylpropionate]." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01717 a rdfs:Class ;
  rdfs:label "azidophenacyl bromide" ;
  rdfs:comment "Azidophenacyl bromide reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02082 a rdfs:Class ;
  rdfs:label "EMCH" ;
  rdfs:comment "N-(epsilon-Maleimidocaproic acid) hydrazide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02078 a rdfs:Class ;
  rdfs:label "BSOCOES" ;
  rdfs:comment "Bis(2-[Succinimidooxycarbonyloxy]ethyl) sulfone." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09272 a rdfs:Class ;
  rdfs:label "trimellitic anhydride" ;
  rdfs:comment "Trimellitic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09283 a rdfs:Class ;
  rdfs:label "1,2-naphthoquinone-4-sulfonate" ;
  rdfs:comment "1,2-naphthoquinone-4-sulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06522 a rdfs:Class ;
  rdfs:label "perfluorinated carboxylic acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with perfluorinated carboxylic acids." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02183 a rdfs:Class ;
  rdfs:label "C6-4-SFB" ;
  rdfs:comment "C6-Succinimidyl 4-formylbenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09124 a rdfs:Class ;
  rdfs:label "deuterium labelled 7-(N,N-dimethylaminosulfonyl)-4-piperadino-2,1-3-benzoxadiazole" ;
  rdfs:comment "Deuterium labelled 7-(N,N-dimethylaminosulfonyl)-4-piperadino-2,1-3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02106 a rdfs:Class ;
  rdfs:label "BID" ;
  rdfs:comment "N-benzyliminodiacetoyloxysuccinimid." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02002 a rdfs:Class ;
  rdfs:label "DSS-d4" ;
  rdfs:comment "Deuterium labelled disuccinimidyl 2,2,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00060 a rdfs:Class ;
  rdfs:label "L-Methionine" ;
  rdfs:comment "The amino acid L-Methionine." ;
  rdfs:subClassOf obo:XLMOD_00058 .

obo:XLMOD_09284 a rdfs:Class ;
  rdfs:label "2-bromo-4'-chloroacetophenone" ;
  rdfs:comment "2-bromo-4'-chloroacetophenone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02089 a rdfs:Class ;
  rdfs:label "MAL-PEG4-SCM" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-tetraethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07026 a rdfs:Class ;
  rdfs:label "(S)-(-)-N-(Trifluoroacetyl)-prolylchloride" ;
  rdfs:comment "(S)-(-)-N-(Trifluoroacetyl)-prolylchloride." ;
  rdfs:subClassOf obo:XLMOD_06009 .

obo:XLMOD_02197 a rdfs:Class ;
  rdfs:label "SAPD" ;
  rdfs:comment "Succinimidyl 2-(4-azidosalicylamido) ethyl-1,3-dithioproprioonate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06100 a rdfs:Class ;
  rdfs:label "chromophore" ;
  rdfs:comment "A chromophore group attached to a derivatization reagent for enhanced UB- or VIS-detectability." ;
  rdfs:subClassOf obo:XLMOD_06000 .

obo:XLMOD_00139 a rdfs:Class ;
  rdfs:label "hydroxymethyl phosphine" ;
  rdfs:comment "A reactive group that reacts with amine groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02230 a rdfs:Class ;
  rdfs:label "bAL1" ;
  rdfs:comment "Biotinylated azo-Leiker 1 with an azobenzene-based chemical cleavage site." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02139 a rdfs:Class ;
  rdfs:label "DMP" ;
  rdfs:comment "Dimethyl pimelimidate dihydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09193 a rdfs:Class ;
  rdfs:label "1-bromobutane" ;
  rdfs:comment "1-bromobutane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06508 a rdfs:Class ;
  rdfs:label "sulfide reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with sulfides." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01700 a rdfs:Class ;
  rdfs:label "8-methoxypsoralen" ;
  rdfs:comment "8-methoxypsoralen reagent." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_00123 a rdfs:Class ;
  rdfs:label "thermoreactive" ;
  rdfs:comment "Indicates that a reactive group is thermoreactive." ;
  rdfs:subClassOf obo:XLMOD_00026 .

obo:XLMOD_01085 a rdfs:Class ;
  rdfs:label "hydrolyzed L-Photo-Leucine" ;
  rdfs:comment "Hydrolyzed L-2-amino-4,4-azi-pentanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07104 a rdfs:Class ;
  rdfs:label "tetrabutylammoniumtetrabutylborate" ;
  rdfs:comment "Tetrabutylammoniumtetrabutylborate." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_02140 a rdfs:Class ;
  rdfs:label "DMS" ;
  rdfs:comment "Dimethyl suberimidate dihydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07037 a rdfs:Class ;
  rdfs:label "pentafluorobenzyl chloroformate" ;
  rdfs:comment "Pentafluorobenzyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00107 a rdfs:Class ;
  rdfs:label "nitrophenyl azide" ;
  rdfs:comment "A nitrophenyl azide photoreactive group." ;
  rdfs:subClassOf obo:XLMOD_00114 .

obo:XLMOD_02194 a rdfs:Class ;
  rdfs:label "SANH" ;
  rdfs:comment "Succinimidyl-2-(m-azido-o-nitrobenzamido)ethyl 1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00067 a rdfs:Class ;
  rdfs:label "CID cleavable C-S bond" ;
  rdfs:comment "Indicates that a cross-linker contains a CID (Collision Induced Dissociation) cleavable C-S bond." ;
  rdfs:subClassOf obo:XLMOD_00035 .

obo:XLMOD_09277 a rdfs:Class ;
  rdfs:label "1,2-dimethylimidazole-4-sulfonyl chloride" ;
  rdfs:comment "1,2-dimethylimidazole-4-sulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09203 a rdfs:Class ;
  rdfs:label "o-benzylhydroxylamine" ;
  rdfs:comment "O-benzylhydroxylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00039 a rdfs:Class ;
  rdfs:label "ammonium cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by ammonium hydroxide." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_00112 a rdfs:Class ;
  rdfs:label "haloacetyl" ;
  rdfs:comment "A reactive group (alpha-haloacetyl, halo-C2H5), mostly a iodoacetyl, bromoacetyl or chloroacetyl group, that reacts with sulfhydryl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_06516 a rdfs:Class ;
  rdfs:label "cholesterol reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with cholesterols." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00011 a rdfs:Class ;
  rdfs:label "hydrolyzed" ;
  rdfs:comment "Indicates that a cross-linker is hydrolyzed, for example for NHS-type reagents -C(=O)-NHS was converted to -C(=O)-OH." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_01034 a rdfs:Class ;
  rdfs:label "ammonium amidated DTSSP-d8" ;
  rdfs:comment "Ammonium amidated deuterium labelled 3,3'-Dithiobis[sulfosuccinimidylpropionate]." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09319 a rdfs:Class ;
  rdfs:label "transglutaminase generated" ;
  rdfs:comment "protein-glutamine gamma-glutamyltransferase.Indicates that a cross-linker is generated by a transglutaminase enzymatic reaction." ;
  rdfs:subClassOf obo:XLMOD_09318 .

obo:XLMOD_07101 a rdfs:Class ;
  rdfs:label "2,3-Dihydroxy-biphenyl" ;
  rdfs:comment "2,3-Dihydroxy-biphenyl." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_09276 a rdfs:Class ;
  rdfs:label "4-(dimethylamino)-benzoic acid" ;
  rdfs:comment "4-(dimethylamino)-benzoic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01009 a rdfs:Class ;
  rdfs:label "ammonium amidated BS3-d4" ;
  rdfs:comment "Deuterium labelled ammonium amidated bis(sulfosuccinimidyl) 2,2,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_00100 a rdfs:Class ;
  rdfs:label "reactive group" ;
  rdfs:comment "Part of a cross-linker that reacts with the amino-acids of the protein." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_01827 a rdfs:Class ;
  rdfs:label "Biotin-PEG2-C4-Alkyne" ;
  rdfs:comment "Biotin-PEG2-C4-Alkyne." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_00160 a rdfs:Class ;
  rdfs:label "TAD" ;
  rdfs:comment "A 4-substituted 1,2,4-triazoline-3,5-dione (TAD) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_07081 a rdfs:Class ;
  rdfs:label "ethyl acetoacetate" ;
  rdfs:comment "Ethyl acetoacetate." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09188 a rdfs:Class ;
  rdfs:label "dibenzyl ethoxymethylene malonate" ;
  rdfs:comment "Dibenzyl ethoxymethylene malonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01047 a rdfs:Class ;
  rdfs:label "hydrolyzed CBDPSS" ;
  rdfs:comment "Hydrolyzed cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01014 a rdfs:Class ;
  rdfs:label "hydrolyzed DSG-d4" ;
  rdfs:comment "Deuterium labelled hydrolyzed disuccinimidyl 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02168 a rdfs:Class ;
  rdfs:label "6-maleimidocaproic acid" ;
  rdfs:comment "6-Maleimidocaproic acid cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07011 a rdfs:Class ;
  rdfs:label "trimethylchlorosilane" ;
  rdfs:comment "Trimethylchlorosilane." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00079 a rdfs:Class ;
  rdfs:label "thymine" ;
  rdfs:comment "The nucleobase thymine." ;
  rdfs:subClassOf obo:XLMOD_00075 .

obo:XLMOD_00024 a rdfs:Class ;
  rdfs:label "periodate cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by the oxidizing agent periodate." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_09191 a rdfs:Class ;
  rdfs:label "2-(2-[7H-dibenzo (a,g)carbazol-7-yl]-ethoxy)ethyl chloroformate" ;
  rdfs:comment "2-(2-[7H-dibenzo (a,g)carbazol-7-yl]-ethoxy)ethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00013 a rdfs:Class ;
  rdfs:label "membrane permeable" ;
  rdfs:comment "Indicates that a cross-linker is membrane permeable." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_02257 a rdfs:Class ;
  rdfs:label "KARGO" ;
  rdfs:comment "K-R aromatic glyoxal cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09127 a rdfs:Class ;
  rdfs:label "2-Phenylenediamine" ;
  rdfs:comment "2-Phenylenediamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01052 a rdfs:Class ;
  rdfs:label "ammonium amidated BS3-d12" ;
  rdfs:comment "Deuterium labelled ammonium amidated bis(sulfosuccinimidyl) 2,2,3,3,4,4,5,5,6,6,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02067 a rdfs:Class ;
  rdfs:label "SATP" ;
  rdfs:comment "N-succinimidyl-S-acetylthiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09306 a rdfs:Class ;
  rdfs:label "2-(anthracene-2,3-dicarboximdo)ethyl-trifluoromethanesulfonate" ;
  rdfs:comment "2-(anthracene-2,3-dicarboximdo)ethyl-trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02103 a rdfs:Class ;
  rdfs:label "1,4-diacetalbenzene" ;
  rdfs:comment "1,4-diacetalbenzene reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02131 a rdfs:Class ;
  rdfs:label "SPB" ;
  rdfs:comment "Succinimidyl-[4-(psoralen-8-yloxy)]-butyrate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00022 a rdfs:Class ;
  rdfs:label "Tris amidated" ;
  rdfs:comment "Indicates a dead-end modification that was amidated by Tris(hydroxymethyl)-aminomethane, for example for NHS-type reagents -C(=O)-NHS was converted to -C(=O)-NHC(CH2OH)3." ;
  rdfs:subClassOf obo:XLMOD_00012 .

obo:XLMOD_07112 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedineopentyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedineopentyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_07097 a rdfs:Class ;
  rdfs:label "boron trifluoride butanol" ;
  rdfs:comment "Boron trifluoride butanol." ;
  rdfs:subClassOf obo:XLMOD_06016 .

obo:XLMOD_09038 a rdfs:Class ;
  rdfs:label "4-Bromobenzenesulfonyl chloride" ;
  rdfs:comment "4-Bromobenzenesulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00081 a rdfs:Class ;
  rdfs:label "nucleobase derivative" ;
  rdfs:comment "A nucleobase derivative used in cross-linking experiments for protein-oligonucleotide cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_00158 a rdfs:Class ;
  rdfs:label "halobenzofurazan" ;
  rdfs:comment "A halobenzofurazan (2,1,3-benzoxadiazole) reactive group with a halogen (-F, -Cl) modification." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02179 a rdfs:Class ;
  rdfs:label "BM(PEG)2" ;
  rdfs:comment "1,8-Bis-Maleimidodiethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00096 a rdfs:Class ;
  rdfs:label "hydrolization cross-linker related chemical modification" ;
  rdfs:comment "Hydrolization dead-end modification resulting from a cross-linker reagent reacting only with one peptide." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_02240 a rdfs:Class ;
  rdfs:label "Azido-PEG3-NHS ester" ;
  rdfs:comment "1-[(3-{2-[2-(2-Azidoethoxy)ethoxy]ethoxy}propanoyl)oxy]-2,5-pyrrolidinedione." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09225 a rdfs:Class ;
  rdfs:label "(S)-1-(4,6-Dimethoxy-1,3,5-triazin-2-yl)pyrrolidin-3-amine" ;
  rdfs:comment "(S)-1-(4,6-Dimethoxy-1,3,5-triazin-2-yl)pyrrolidin-3-amine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_07004 a rdfs:Class ;
  rdfs:label "benzylbromide" ;
  rdfs:comment "Benzylbromide." ;
  rdfs:subClassOf obo:XLMOD_06020 .

obo:XLMOD_09177 a rdfs:Class ;
  rdfs:label "2,4,6-trichlorophenylhydrazine" ;
  rdfs:comment "2,4,6-trichlorophenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00142 a rdfs:Class ;
  rdfs:label "phenylglyoxal" ;
  rdfs:comment "An arginine-specific reactive group." ;
  rdfs:subClassOf obo:XLMOD_00115 .

obo:XLMOD_09229 a rdfs:Class ;
  rdfs:label "(S)-4,6-dimethoxy-N-(pyrrolidin-3-yl)-1,3,5-triazin-2-amine" ;
  rdfs:comment "(S)-4,6-dimethoxy-N-(pyrrolidin-3-yl)-1,3,5-triazin-2-amine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_01809 a rdfs:Class ;
  rdfs:label "NHS-LC-Biotin" ;
  rdfs:comment "Biotinamidohexanoyl-6-aminohexanoic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_06015 a rdfs:Class ;
  rdfs:label "TFA reagent" ;
  rdfs:comment "Trifluoroacetyl (TFA) reagent replacing an active hydrogen by a silyl group." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09287 a rdfs:Class ;
  rdfs:label "N-succinimidyl-2(3-pyridyl)acetate" ;
  rdfs:comment "N-succinimidyl-2(3-pyridyl)acetate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01081 a rdfs:Class ;
  rdfs:label "alkenized SDA" ;
  rdfs:comment "Alkenized succinimidyl-ester diazirine." ;
  rdfs:subClassOf obo:XLMOD_00094 .

obo:XLMOD_09098 a rdfs:Class ;
  rdfs:label "deuterium labelled N-propylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "Deuterium labelled N-propylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_01001 a rdfs:Class ;
  rdfs:label "ammonium amidated BS3" ;
  rdfs:comment "Ammonium amidated bis(sulfosuccinimidyl)suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02204 a rdfs:Class ;
  rdfs:label "SPDP-PEG12-NHS ester" ;
  rdfs:comment "2-pyridyldithiol-tetraoxaoctatriacontane-N-hydroxysuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01058 a rdfs:Class ;
  rdfs:label "hydrolyzed SDH-d12" ;
  rdfs:comment "Deuterium labelled hydrolyzed suberic acid 1,8-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09311 a rdfs:Class ;
  rdfs:label "triethylamine" ;
  rdfs:comment "Triethylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02034 a rdfs:Class ;
  rdfs:label "EGS" ;
  rdfs:comment "Ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07070 a rdfs:Class ;
  rdfs:label "2-Thenoyltrifluoroacetone" ;
  rdfs:comment "2-Thenoyltrifluoroacetone." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_07022 a rdfs:Class ;
  rdfs:label "pentafluorobenzoyl chloride" ;
  rdfs:comment "Pentafluorobenzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06003 , obo:XLMOD_06010 .

obo:XLMOD_02056 a rdfs:Class ;
  rdfs:label "CBDPSS-d8" ;
  rdfs:comment "Deuterium labelled cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09120 a rdfs:Class ;
  rdfs:label "13C labelled p-dimethylaminophenacyl bromide" ;
  rdfs:comment "13C labelled p-dimethylaminophenacyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01724 a rdfs:Class ;
  rdfs:label "Ac4-GlcNDAz" ;
  rdfs:comment "The Ac4-GlcNDAz sialic acid analogue used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_09051 a rdfs:Class ;
  rdfs:label "4-(N,N-Dimethylaminosulfonyl)-7-hydrazino-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(N,N-Dimethylaminosulfonyl)-7-hydrazino-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09303 a rdfs:Class ;
  rdfs:label "succinimidyloxycarbonylmethyl tris(2,4,6-trimethoxyphenyl)phosphonium bromide" ;
  rdfs:comment "Succinimidyloxycarbonylmethyl tris(2,4,6-trimethoxyphenyl)phosphonium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02186 a rdfs:Class ;
  rdfs:label "SHTH" ;
  rdfs:comment "Succinimidyl 4-hydrazidoterephthalate hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02129 a rdfs:Class ;
  rdfs:label "DC4" ;
  rdfs:comment "DC4 cross-linker containing a DABCO (1,4-diazabicyclo[2.2.2]octane) moiety." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_06521 a rdfs:Class ;
  rdfs:label "phophate reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with phosphate." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02198 a rdfs:Class ;
  rdfs:label "BS(PEG)5" ;
  rdfs:comment "Bis(sulfosuccinimidyl)suberate pentaethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00087 a rdfs:Class ;
  rdfs:label "5-methyluridine" ;
  rdfs:comment "The nucleoside 5-methyluridine." ;
  rdfs:subClassOf obo:XLMOD_00082 .

obo:XLMOD_09214 a rdfs:Class ;
  rdfs:label "4-nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07018 a rdfs:Class ;
  rdfs:label "trifluoroacetylimidazole" ;
  rdfs:comment "Trifluoroacetylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06005 , obo:XLMOD_06015 .

obo:XLMOD_02172 a rdfs:Class ;
  rdfs:label "AEDP-HCl" ;
  rdfs:comment "3-([2-Aminoethyl] dithio)-propionic acid hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02150 a rdfs:Class ;
  rdfs:label "SADP" ;
  rdfs:comment "N-Succinimidyl (4-azidophenyl) 1,3´-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01070 a rdfs:Class ;
  rdfs:label "hydrolyzed DEST" ;
  rdfs:comment "Hydrolyzed diethylsuberthioimidate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07123 a rdfs:Class ;
  rdfs:label "18-Crown-6" ;
  rdfs:comment "18-Crown-6." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_07029 a rdfs:Class ;
  rdfs:label "methoxylamine hydrochloride" ;
  rdfs:comment "Methoxylamine hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06002 , obo:XLMOD_07028 .

obo:XLMOD_01719 a rdfs:Class ;
  rdfs:label "phenylazide-phosphatidylcholine" ;
  rdfs:comment "Phenylazide-phosphatidylcholine." ;
  rdfs:subClassOf obo:XLMOD_00092 .

obo:XLMOD_06109 a rdfs:Class ;
  rdfs:label "anisyl" ;
  rdfs:comment "Anisyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_02107 a rdfs:Class ;
  rdfs:label "BCCL1" ;
  rdfs:comment "Bis-(N-hydroxysuccinimidyl) 3-amino-N-biotinoyl-1,5-pentanedioate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00121 a rdfs:Class ;
  rdfs:label "methanethiosulfonate" ;
  rdfs:comment "A reactive group (Ch3-SO2-S-R) that reacts with sulfhydryl (-SH) groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_06505 a rdfs:Class ;
  rdfs:label "sulfonamide reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with sulfonamides." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02045 a rdfs:Class ;
  rdfs:label "TEABS" ;
  rdfs:comment "TEABS cross-linking reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02220 a rdfs:Class ;
  rdfs:label "SSTN" ;
  rdfs:comment "Succinic acid succinimidyl ester 5-thioyloxy-2-nitrobenzyl ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_03014 a rdfs:Class ;
  rdfs:label "DADPS linker" ;
  rdfs:comment "Linker containing a dialkoxydiphenylsilane group." ;
  rdfs:subClassOf obo:XLMOD_00003 , obo:XLMOD_00099 .

obo:XLMOD_09054 a rdfs:Class ;
  rdfs:label "pyridine-3-sulfonyl chloride" ;
  rdfs:comment "Pyridine-3-sulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09232 a rdfs:Class ;
  rdfs:label "4-(4-dimethylaminophenyl)-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "4-(4-dimethylaminophenyl)-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_07105 a rdfs:Class ;
  rdfs:label "trimethylboroxine" ;
  rdfs:comment "Trimethylboroxine." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_09116 a rdfs:Class ;
  rdfs:label "deuterium labelled 2-bromo-1-methylpyridinium iodide" ;
  rdfs:comment "Deuterium labelled 2-bromo-1-methylpyridinium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02063 a rdfs:Class ;
  rdfs:label "BS3-d12" ;
  rdfs:comment "Deuterium labelled (bis(sulfosuccinimidyl) 2,2,3,3,4,4,5,5,6,6,7,7-suberate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07063 a rdfs:Class ;
  rdfs:label "bis(dimethylamino)dimethylsilane" ;
  rdfs:comment "Bis(dimethylamino)dimethylsilane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02209 a rdfs:Class ;
  rdfs:label "PDH" ;
  rdfs:comment "Pimelic acid dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07008 a rdfs:Class ;
  rdfs:label "bis(trimethylsilyl)trifluoroacetamide" ;
  rdfs:comment "Bis(trimethylsilyl)trifluoroacetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00153 a rdfs:Class ;
  rdfs:label "chloroethyl" ;
  rdfs:comment "A reactive group that reacts with guanin." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_07094 a rdfs:Class ;
  rdfs:label "methylboronic acid" ;
  rdfs:comment "Methylboronic acid." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02164 a rdfs:Class ;
  rdfs:label "MTS-3-MTS" ;
  rdfs:comment "1,3-Propanediyl bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09153 a rdfs:Class ;
  rdfs:label "iodoacetamide" ;
  rdfs:comment "Iodoacetamide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09139 a rdfs:Class ;
  rdfs:label "2-Chloro-1-methylpyridinium" ;
  rdfs:comment "2-Chloro-1-methylpyridinium." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02118 a rdfs:Class ;
  rdfs:label "JMV 3378" ;
  rdfs:comment "Crosslinking reagent JMV 3378." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02079 a rdfs:Class ;
  rdfs:label "DPDPB" ;
  rdfs:comment "1,4-Di-(3'-[2'pyridyldithio]-propionamido) butane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00069 a rdfs:Class ;
  rdfs:label "18O labelled" ;
  rdfs:comment "Indicates that a cross-linker is labelled with oxygen-18." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_02142 a rdfs:Class ;
  rdfs:label "Sulfo-BSOCOES" ;
  rdfs:comment "Bis(2-[Sulfosuccinimidooxycarbonyloxy]ethyl) sulfone." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02161 a rdfs:Class ;
  rdfs:label "DTME" ;
  rdfs:comment "Dithio-bis-maleimidoethane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00164 a rdfs:Class ;
  rdfs:label "carabamate" ;
  rdfs:comment "A carbamate (O-CO-N) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01096 a rdfs:Class ;
  rdfs:label "hydrolyzed SuDP" ;
  rdfs:comment "Hydrolyzed disuccinimidyl-succinamyl-aspartyl-proline." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09012 a rdfs:Class ;
  rdfs:label "Girard's reagent T" ;
  rdfs:comment "Betaine Hydrazide Hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00105 a rdfs:Class ;
  rdfs:label "carbodiimide" ;
  rdfs:comment "A Carboxyl-to-amine (R1-N=C=N_R2) reactive chemical group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01003 a rdfs:Class ;
  rdfs:label "ammonium amidated DSS" ;
  rdfs:comment "Ammonium amidated disuccinimidyl suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09102 a rdfs:Class ;
  rdfs:label "4-N,N,N-trimethylammonioanilylN'-hydroxysuccinimidyl carbamate iodide" ;
  rdfs:comment "4-N,N,N-trimethylammonioanilylN'-hydroxysuccinimidyl carbamate iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02120 a rdfs:Class ;
  rdfs:label "BuUrBu" ;
  rdfs:comment "NHS-amino butyric acid-urea-amino butyric acid-NHS." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09185 a rdfs:Class ;
  rdfs:label "acetaldehyde" ;
  rdfs:comment "Acetaldehyde." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02052 a rdfs:Class ;
  rdfs:label "PCAS-d4" ;
  rdfs:comment "Pyridine-3-Carboxylic Acid Succinimide." .

obo:XLMOD_00099 a rdfs:Class ;
  rdfs:label "formic acid cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by formic acid." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_06510 a rdfs:Class ;
  rdfs:label "ketone reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with ketones." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09243 a rdfs:Class ;
  rdfs:label "Sanger type reagent" ;
  rdfs:comment "A LC-MS derivatization reagent containing a fluoro-dinitrobenzene structure." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09174 a rdfs:Class ;
  rdfs:label "3-methylbenzothiazolin-2-one hydrazone" ;
  rdfs:comment "3-methylbenzothiazolin-2-one hydrazone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00046 a rdfs:Class ;
  rdfs:label "imidazole reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with the heterocyclic imidazole groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01036 a rdfs:Class ;
  rdfs:label "ammonium amidated DSP-d8" ;
  rdfs:comment "Ammonium amidated deuterium-labelled dithiobis[succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_06010 a rdfs:Class ;
  rdfs:label "LCMS derivatization reagent" ;
  rdfs:comment "Chemical reagent, which transforms an analyte so that its stability, separation, extraction, ionization efficiency and MS2 detectability are improved in LC-MS analysis." ;
  rdfs:subClassOf obo:XLMOD_06000 .

obo:XLMOD_09049 a rdfs:Class ;
  rdfs:label "2,3-pyridinedicarboxylic anhydride" ;
  rdfs:comment "2,3-pyridinedicarboxylic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01715 a rdfs:Class ;
  rdfs:label "Heteroconjugate 20" ;
  rdfs:comment "Heteroconjugate 20 reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09023 a rdfs:Class ;
  rdfs:label "4-Diazomethylpyridine" ;
  rdfs:comment "4-Diazomethylpyridine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09205 a rdfs:Class ;
  rdfs:label "benzyl alcohol" ;
  rdfs:comment "Benzyl alcohol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01074 a rdfs:Class ;
  rdfs:label "ammonium amidated BS(PEG)5" ;
  rdfs:comment "Ammonium amidated bis(sulfosuccinimidyl)suberate pentaethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_07009 a rdfs:Class ;
  rdfs:label "N-methyl-trimethylsilyltrifluoroacetamide" ;
  rdfs:comment "N-methyl-trimethylsilyltrifluoroacetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_09086 a rdfs:Class ;
  rdfs:label "boron trifluoride methanol" ;
  rdfs:comment "Boron trifluoride methanol." ;
  rdfs:subClassOf obo:XLMOD_06016 .

obo:XLMOD_00147 a rdfs:Class ;
  rdfs:label "photocleavable" ;
  rdfs:comment "Indicates that a reactive group is photocleavable." ;
  rdfs:subClassOf obo:XLMOD_00108 .

obo:XLMOD_01816 a rdfs:Class ;
  rdfs:label "Iodoacetyl-PEG2-Biotin" ;
  rdfs:comment "Iodoacetyl-PEG2-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09106 a rdfs:Class ;
  rdfs:label "4-methylpiperadinebutyryl succinimide" ;
  rdfs:comment "4-methylpiperadinebutyryl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06004 a rdfs:Class ;
  rdfs:label "acylation reagent" ;
  rdfs:comment "Acylation reagent replacing an active hydrogen by a acyl (R-C=O-) group." ;
  rdfs:subClassOf obo:XLMOD_06001 .

obo:XLMOD_09062 a rdfs:Class ;
  rdfs:label "4-(4'-dimethylaminophenyl)-1,2,4-triazoline-3,5-dione" ;
  rdfs:comment "4-(4'-dimethylaminophenyl)-1,2,4-triazoline-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_09292 a rdfs:Class ;
  rdfs:label "1-[2-(p-toluenesulfonate)-ethyl]-2-phenylimidazole-[4,5-f-]-9,10-phenantrene" ;
  rdfs:comment "1-[2-(p-toluenesulfonate)-ethyl]-2-phenylimidazole-[4,5-f-]-9,10-phenantrene." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06011 a rdfs:Class ;
  rdfs:label "dialkylacetal" ;
  rdfs:comment "Dialkylacetal reagent." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00136 a rdfs:Class ;
  rdfs:label "perfluoroaryl azide" ;
  rdfs:comment "A photoreactive perfluoroaryl azide group." ;
  rdfs:subClassOf obo:XLMOD_00114 .

obo:XLMOD_02157 a rdfs:Class ;
  rdfs:label "Maleimide-PEG8-NHS" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-octaethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00052 a rdfs:Class ;
  rdfs:label "NO2 neutral loss reporter" ;
  rdfs:comment "A NO2 detection tag." ;
  rdfs:subClassOf obo:XLMOD_00050 .

obo:XLMOD_01019 a rdfs:Class ;
  rdfs:label "hydrolyzed DSP" ;
  rdfs:comment "Hydrolyzed dithiobis[succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_00131 a rdfs:Class ;
  rdfs:label "thioimidate" ;
  rdfs:comment "A reactive group that reacts with amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09164 a rdfs:Class ;
  rdfs:label "3-nitrophenylhydrazine" ;
  rdfs:comment "3-nitrophenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01708 a rdfs:Class ;
  rdfs:label "2-azidoadenosine" ;
  rdfs:comment "2-azidoadenosine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_00058 a rdfs:Class ;
  rdfs:label "amino acid" ;
  rdfs:comment "An amino acid compound." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_09015 a rdfs:Class ;
  rdfs:label "4-[2-(Trimethylammonio)ethoxy]anilinium dibromide" ;
  rdfs:comment "4-[2-(Trimethylammonio)ethoxy]anilinium dibromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09105 a rdfs:Class ;
  rdfs:label "deuterium labelled 4-methylpiperazine acetyl succinimide" ;
  rdfs:comment "Deuterium labelled 4-methylpiperazine acetyl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09009 a rdfs:Class ;
  rdfs:label "2-hydrazinopyridine" ;
  rdfs:comment "2-hydrazinopyridine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01025 a rdfs:Class ;
  rdfs:label "hydrolyzed CBDPS" ;
  rdfs:comment "Hydrolyzed cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_06105 a rdfs:Class ;
  rdfs:label "3,5-dinitrobenzyl" ;
  rdfs:comment "3,5-Dinitrobenzyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_09317 a rdfs:Class ;
  rdfs:label "DSAU" ;
  rdfs:comment "Urea crosslinker – C2-arm, NHS ester (DSAU)" ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00111 a rdfs:Class ;
  rdfs:label "imidoester" ;
  rdfs:comment "An amine-reactive chemical group (R1-C(=NH)-OR2)." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01063 a rdfs:Class ;
  rdfs:label "hydrolyzed BCCL1" ;
  rdfs:comment "Hydrolyzed bis-(N-hydroxysuccinimidyl) 3-amino-N-biotinoyl-1,5-pentanedioate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09075 a rdfs:Class ;
  rdfs:label "benzoic anhydride" ;
  rdfs:comment "Benzoic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00044 a rdfs:Class ;
  rdfs:label "mass defect labelled" ;
  rdfs:comment "Indicates that a cross-linker is mass defect labelled." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_09065 a rdfs:Class ;
  rdfs:label "4-[4-(6-methoxy-2-benzoxazolyl)phenyl]-1,2,4-triazoline-3,5-dione" ;
  rdfs:comment "4-[4-(6-methoxy-2-benzoxazolyl)phenyl]-1,2,4-triazoline-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_01805 a rdfs:Class ;
  rdfs:label "Sulfo-NHS-LC-Biotin" ;
  rdfs:comment "Sulfo-NHS-LC-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_06019 a rdfs:Class ;
  rdfs:label "trialkyloxonium reagent" ;
  rdfs:comment "Trialkyloxonium reagent." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_03010 a rdfs:Class ;
  rdfs:label "TATA" ;
  rdfs:comment "2,4,6-triazido-1,3,5-triazine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01101 a rdfs:Class ;
  rdfs:label "hydrolyzed PIR" ;
  rdfs:comment "Hydrolized Protein Interaction Reporter." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09222 a rdfs:Class ;
  rdfs:label "4-(N,N-dimethylaminosulfonyl)-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(N,N-dimethylaminosulfonyl)-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_09300 a rdfs:Class ;
  rdfs:label "N-(1-naphthyl)ethylene diamine dihydrochloride" ;
  rdfs:comment "N-(1-naphthyl)ethylene diamine dihydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00036 a rdfs:Class ;
  rdfs:label "13C labelled" ;
  rdfs:comment "Indicates that a cross-linker is labelled with carbon-13." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_02243 a rdfs:Class ;
  rdfs:label "Azido-PEG8-NHS ester" ;
  rdfs:comment "1-[(1-Azido-27-oxo-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-yl)oxy]-2,5-pyrrolidinedione." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09060 a rdfs:Class ;
  rdfs:label "4-bromomethyl-7-methoxycoumarin" ;
  rdfs:comment "4-bromomethyl-7-methoxycoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00115 a rdfs:Class ;
  rdfs:label "glyoxal" ;
  rdfs:comment "An arginine-specific reactive group (H-CO-CO-H)." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09297 a rdfs:Class ;
  rdfs:label "4-diazomethyl-7-methoxycoumarin" ;
  rdfs:comment "4-diazomethyl-7-methoxycoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01007 a rdfs:Class ;
  rdfs:label "ammonium amidated DSS-d12" ;
  rdfs:comment "Deuterium labelled ammonium amidated disuccinimidyl 2,2,3,3,4,4,5,5,6,6,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09198 a rdfs:Class ;
  rdfs:label "N-methyl pyridinium-3-sulfonyl chloride" ;
  rdfs:comment "N-methyl pyridinium-3-sulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01051 a rdfs:Class ;
  rdfs:label "hydrolyzed BS3-d12" ;
  rdfs:comment "Deuterium labelled hydrolyzed bis(sulfosuccinimidyl) 2,2,3,3,4,4,5,5,6,6,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01824 a rdfs:Class ;
  rdfs:label "Biotin-PEG4-Hydrazide" ;
  rdfs:comment "Biotin-PEG4-Hydrazide biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02232 a rdfs:Class ;
  rdfs:label "bAL2-d6" ;
  rdfs:comment "Deuterium labelled biotinylated azo-Leiker 2 with an azobenzene-based chemical cleavage site." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00106 a rdfs:Class ;
  rdfs:label "maleimide" ;
  rdfs:comment "A reactive group that reacts with sulfhydryl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09211 a rdfs:Class ;
  rdfs:label "L-Carnosine" ;
  rdfs:comment "L-Carnosine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_09037 a rdfs:Class ;
  rdfs:label "hydroxylammonium chloride" ;
  rdfs:comment "Hydroxylammonium chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09090 a rdfs:Class ;
  rdfs:label "4-chloro-7-nitro-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-chloro-7-nitro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09041 a rdfs:Class ;
  rdfs:label "pentafluorophenacyl trifluoromethanesulfonate" ;
  rdfs:comment "Pentafluorophenacyl trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09001 a rdfs:Class ;
  rdfs:label "picolinic acid" ;
  rdfs:comment "Picolinic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07052 a rdfs:Class ;
  rdfs:label "triethylsilyl trifluoromethanesulfonate" ;
  rdfs:comment "Triethylsilyl trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_03009 a rdfs:Class ;
  rdfs:label "NNP9" ;
  rdfs:comment "NNP9 cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02251 a rdfs:Class ;
  rdfs:label "MC4" ;
  rdfs:comment "1,4-bis(4-((2,5-dioxopyrrolidin-1-yl)oxy)-4-oxobutyl)-1,4-diazabicyclo[2.2.2]octane-1,4-diium." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00008 a rdfs:Class ;
  rdfs:label "zero-length cross-linker" ;
  rdfs:comment "A cross-linking reagent causing direct conjugation without becoming part of the final cross-link between the target molecules." ;
  rdfs:subClassOf obo:XLMOD_00004 .

obo:XLMOD_02146 a rdfs:Class ;
  rdfs:label "SDBP" ;
  rdfs:comment "N-hydroxysuccinimidyl-2-3-dibromopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02075 a rdfs:Class ;
  rdfs:label "MTS-6-NHS" ;
  rdfs:comment "N-Succinimidyloxycarbonylpentyl methanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00101 a rdfs:Class ;
  rdfs:label "NHS ester" ;
  rdfs:comment "A reactive group (N-hydroxysuccinimide) that reacts with lysines and N-termini but also serines, threonines and tyrosines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09282 a rdfs:Class ;
  rdfs:label "3-aminophenylboronic acid" ;
  rdfs:comment "3-aminophenylboronic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01813 a rdfs:Class ;
  rdfs:label "TFP-PEG3-Biotin" ;
  rdfs:comment "Tetrafluorophenyl-PEG3-Biotin." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02086 a rdfs:Class ;
  rdfs:label "SIAB" ;
  rdfs:comment "N-Succinimidyl(4-iodoacetyl)aminobenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07041 a rdfs:Class ;
  rdfs:label "Dimethylchlorosilane" ;
  rdfs:comment "Dimethylchlorosilane." ;
  rdfs:subClassOf obo:XLMOD_06014 .

obo:XLMOD_00030 a rdfs:Class ;
  rdfs:label "carboxyl reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with carboxyl (-COOH) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01705 a rdfs:Class ;
  rdfs:label "5-bromouracil" ;
  rdfs:comment "5-bromouracil reagent." ;
  rdfs:subClassOf obo:XLMOD_00081 .

obo:XLMOD_00041 a rdfs:Class ;
  rdfs:label "thiol cleavable" ;
  rdfs:comment "Indicates that a cross-linker is mass-spectrometrically cleavable (reducible) by thiols." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_07030 a rdfs:Class ;
  rdfs:label "Trimethyliodosilane" ;
  rdfs:comment "Trimethyliodosilane." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 , obo:XLMOD_06013 .

obo:XLMOD_01716 a rdfs:Class ;
  rdfs:label "benzophenone-4-iodoacetamide" ;
  rdfs:comment "Benzophenone-4-iodoacetamide reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07124 a rdfs:Class ;
  rdfs:label "3-Aminopropyltriethoxysilane" ;
  rdfs:comment "3-Aminopropyltriethoxysilane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_01821 a rdfs:Class ;
  rdfs:label "Biocytine-Hydrazide" ;
  rdfs:comment "Biocytine-Hydrazide biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_00063 a rdfs:Class ;
  rdfs:label "carbonyl reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with carbonyl (R1-CO-R2) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01802 a rdfs:Class ;
  rdfs:label "TFPA-PEG3-Biotin" ;
  rdfs:comment "TFPA-PEG3-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01069 a rdfs:Class ;
  rdfs:label "hydrolyzed BuUrBu" ;
  rdfs:comment "Hydrolyzed NHS-amino butyric acid-urea-amino butyric acid-NHS." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_06101 a rdfs:Class ;
  rdfs:label "fluorophore" ;
  rdfs:comment "A fluorophore group attached to a derivatization reagent for enhanced fluorescence or chemiluminescence detectability." ;
  rdfs:subClassOf obo:XLMOD_06000 .

obo:XLMOD_09005 a rdfs:Class ;
  rdfs:label "NA-NHS ester" ;
  rdfs:comment "N-hydroxysuccinimide esters of N-alkyl(C1-C4)nicotinic acids." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09200 a rdfs:Class ;
  rdfs:label "2,4-dimethoxy-6-piperazin-1-yl pyrimidine" ;
  rdfs:comment "2,4-dimethoxy-6-piperazin-1-yl pyrimidine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01018 a rdfs:Class ;
  rdfs:label "BDP-NHP-stump" ;
  rdfs:comment "Biotin Aspartate Proline n-hydroxyphthalimide-stump." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_09030 a rdfs:Class ;
  rdfs:label "3-Pyridyl isothiocyanate" ;
  rdfs:comment "3-Pyridyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00126 a rdfs:Class ;
  rdfs:label "phenyl azide" ;
  rdfs:comment "A phenyl azide photoreactive group." ;
  rdfs:subClassOf obo:XLMOD_00114 .

obo:XLMOD_06000 a rdfs:Class ;
  rdfs:label "derivatization entity" ;
  rdfs:comment "Entity relevant to the domain of derivatization in chromatography." .

obo:XLMOD_09239 a rdfs:Class ;
  rdfs:label "acetyl chloride" ;
  rdfs:comment "Acetyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09202 a rdfs:Class ;
  rdfs:label "phenylhydrazine" ;
  rdfs:comment "Phenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01030 a rdfs:Class ;
  rdfs:label "ammonium amidated DNBDPS" ;
  rdfs:comment "Ammonium amidated DNBDPS." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09058 a rdfs:Class ;
  rdfs:label "monobromobimane" ;
  rdfs:comment "Monobromobimane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00055 a rdfs:Class ;
  rdfs:label "azide" ;
  rdfs:comment "A photoreactive azide (-N3) tag to enable enrichment of cross-linked peptides with either immobilized alkyne linkers or by azide-alkyne click chemistry using biotin-alkyne respective biotin-phosphine." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 , obo:XLMOD_00100 .

obo:XLMOD_09066 a rdfs:Class ;
  rdfs:label "4-(4-Nitrophenyl)-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "4-(4-Nitrophenyl)-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_09019 a rdfs:Class ;
  rdfs:label "3-Picolylamine" ;
  rdfs:comment "3-Picolylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09291 a rdfs:Class ;
  rdfs:label "trimethylsulfonium hydroxide" ;
  rdfs:comment "Trimethylsulfonium hydroxide." ;
  rdfs:subClassOf obo:XLMOD_06002 , obo:XLMOD_06010 .

obo:XLMOD_01089 a rdfs:Class ;
  rdfs:label "oxidized L-Photo-Methionine" ;
  rdfs:comment "Oxidized L-2-amino-5,5-azi-hexanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00097 .

obo:XLMOD_09254 a rdfs:Class ;
  rdfs:label "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-N-piperazino-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-N-piperazino-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02153 a rdfs:Class ;
  rdfs:label "Sulfo-SAMCA" ;
  rdfs:comment "Sulfosuccinimidyl-7-azido-4-methylcoumarin-3-acetate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09079 a rdfs:Class ;
  rdfs:label "1-naphthylisothiocyanate" ;
  rdfs:comment "1-Naphthylisothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06112 a rdfs:Class ;
  rdfs:label "2-naphthacyl" ;
  rdfs:comment "2-Naphthacyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_01041 a rdfs:Class ;
  rdfs:label "hydrolyzed Sulfo-EGS-d12" ;
  rdfs:comment "Deuterium labelled hydrolyzed ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09026 a rdfs:Class ;
  rdfs:label "fluorenylmethyloxycarbonyl chloride" ;
  rdfs:comment "Fluorenylmethyloxycarbonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00047 a rdfs:Class ;
  rdfs:label "thioesterized" ;
  rdfs:comment "Indicates that a cross-linker is thioesterized." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_09109 a rdfs:Class ;
  rdfs:label "deuterium labelled dimethylaminobutyryl succinimide" ;
  rdfs:comment "Deuterium labelled dimethylaminobutyryl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02210 a rdfs:Class ;
  rdfs:label "PDH-d10" ;
  rdfs:comment "Deuterium labelled pimelic acid dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09045 a rdfs:Class ;
  rdfs:label "trimethyl orthoacetate" ;
  rdfs:comment "1,1,1-Trimethoxyethane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00066 a rdfs:Class ;
  rdfs:label "acid cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by acids." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_02175 a rdfs:Class ;
  rdfs:label "BMDB" ;
  rdfs:comment "1,4-Bis-Maleimidyl-2,3-dihydroxybutane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00077 a rdfs:Class ;
  rdfs:label "guanine" ;
  rdfs:comment "The nucleobase guanine." ;
  rdfs:subClassOf obo:XLMOD_00074 .

obo:XLMOD_07093 a rdfs:Class ;
  rdfs:label "phenylboronic acid" ;
  rdfs:comment "Phenylboronic acid." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09309 a rdfs:Class ;
  rdfs:label "6-[N-(4-aminobutyl)methylamino]-2,3-dihydro-1,4-phthalazinedione" ;
  rdfs:comment "6-[N-(4-aminobutyl)methylamino]-2,3-dihydro-1,4-phthalazinedione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02102 a rdfs:Class ;
  rdfs:label "DTTDPS" ;
  rdfs:comment "DTTDPS cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00084 a rdfs:Class ;
  rdfs:label "guanosine" ;
  rdfs:comment "The nucleoside guanosine." ;
  rdfs:subClassOf obo:XLMOD_00082 .

obo:XLMOD_07085 a rdfs:Class ;
  rdfs:label "hexafluoroacetylacetone" ;
  rdfs:comment "Hexafluoroacetylacetone." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02030 a rdfs:Class ;
  rdfs:label "DSP-d8" ;
  rdfs:comment "Deuterium labelled Dithiobis[1,1,2,2,2,2,3,3-succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09194 a rdfs:Class ;
  rdfs:label "2-bromopyridine-5-boronic acid" ;
  rdfs:comment "2-bromopyridine-5-boronic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00074 a rdfs:Class ;
  rdfs:label "purine base" ;
  rdfs:comment "A purine base occurring in nucleic acids." ;
  rdfs:subClassOf obo:XLMOD_00073 .

obo:XLMOD_01086 a rdfs:Class ;
  rdfs:label "oxidized L-Photo-Leucine" ;
  rdfs:comment "Oxidized L-2-amino-4,4-azi-pentanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00097 .

obo:XLMOD_01810 a rdfs:Class ;
  rdfs:label "NHS-SS-Biotin" ;
  rdfs:comment "Biotin disulfide N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_00159 a rdfs:Class ;
  rdfs:label "hydrazine" ;
  rdfs:comment "A hydrazine (R-NHNH2-) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02195 a rdfs:Class ;
  rdfs:label "SAND-PR" ;
  rdfs:comment "Sulfosuccinimidyl-2-(m-azido-o-nitrobenzamido)ethyl 1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02023 a rdfs:Class ;
  rdfs:label "SIA" ;
  rdfs:comment "N-Succinimidyl iodoacetate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02247 a rdfs:Class ;
  rdfs:label "SPDP-PEG24-NHS ester" ;
  rdfs:comment "2,5-Dioxocyclopentyl 77-oxo-79-(2-pyridinyldisulfanyl)-4,7,10,13,16,19,22,25,28,31,34,37,40,43,46,49,52,55,58,61,64,67,70,73-tetracosaoxa-76-azanonaheptacontan-1-oate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07116 a rdfs:Class ;
  rdfs:label "triethyloxonium tetrafluo.owlrate" ;
  rdfs:comment "Triethyloxonium tetrafluo.owlrate." ;
  rdfs:subClassOf obo:XLMOD_06019 .

obo:XLMOD_09261 a rdfs:Class ;
  rdfs:label "[4-(4-N-methyl)piperazinosulfonyl]-7-(2-aminoethylamino)-2,1,3-benzoxadiazole" ;
  rdfs:comment "[4-(4-N-methyl)piperazinosulfonyl]-7-(2-aminoethylamino)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01828 a rdfs:Class ;
  rdfs:label "Biotin-PEG4-Alkyne" ;
  rdfs:comment "Biotin-PEG4-Alkyne." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01701 a rdfs:Class ;
  rdfs:label "4'-hydroxymethyl-4,5'8-trimethylpsoralen" ;
  rdfs:comment "4'-hydroxymethyl-4,5'8-trimethylpsoralen reagent." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09142 a rdfs:Class ;
  rdfs:label "4-(dimethylamino)phenyl isothiocyanate" ;
  rdfs:comment "4-(dimethylamino)phenyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02041 a rdfs:Class ;
  rdfs:label "formaldehyde" ;
  rdfs:comment "Formaldehyde reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 , obo:XLMOD_06010 .

obo:XLMOD_01712 a rdfs:Class ;
  rdfs:label "mechlorethamine" ;
  rdfs:comment "Mechlorethamine reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09315 a rdfs:Class ;
  rdfs:label "2,2-dihydroxyindane-1,3-dione" ;
  rdfs:comment "2,2-dihydroxyindane-1,3-dione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06517 a rdfs:Class ;
  rdfs:label "histamine reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with histamines." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01071 a rdfs:Class ;
  rdfs:label "ammonium amidated DEST" ;
  rdfs:comment "Ammonium amidated diethylsuberthioimidate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_00171 a rdfs:Class ;
  rdfs:label "Ortho-phthalaldehyde" ;
  rdfs:comment "A lysine-specific reactive group." ;
  rdfs:subClassOf obo:XLMOD_00116 .

obo:XLMOD_02092 a rdfs:Class ;
  rdfs:label "APDP" ;
  rdfs:comment "4-Azido-2-hydroxy-N-(4-{[3-(2-pyridinyldisulfanyl)propanoyl]amino}butyl)benzamide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07071 a rdfs:Class ;
  rdfs:label "2,2,6,6-Tetramethyl-3,5-heptanedione" ;
  rdfs:comment "2,2,6,6-Tetramethyl-3,5-heptanedione." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09131 a rdfs:Class ;
  rdfs:label "N-Ethylmaleimide" ;
  rdfs:comment "N-Ethylmaleimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06509 a rdfs:Class ;
  rdfs:label "phenol reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with phenols." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_06018 a rdfs:Class ;
  rdfs:label "chloroformate reagent" ;
  rdfs:comment "Chloroformate reagent." ;
  rdfs:subClassOf obo:XLMOD_06002 , obo:XLMOD_06010 .

obo:XLMOD_00003 a rdfs:Class ;
  rdfs:label "label transfer reagent" ;
  rdfs:comment "A cross-linker acting as label transfer reagent." .

obo:XLMOD_07074 a rdfs:Class ;
  rdfs:label "3,3,3-Trifluoro-2-methoxy-2-phenylpropanoic acid" ;
  rdfs:comment "3,3,3-Trifluoro-2-methoxy-2-phenylpropanoic acid." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02097 a rdfs:Class ;
  rdfs:label "Sulfo-SAND" ;
  rdfs:comment "Sulfosuccinimidyl 2-(m-azido-o-nitrobenzamido)-ethyl-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_03003 a rdfs:Class ;
  rdfs:label "Mts-Atf-Biotin" ;
  rdfs:comment "2-[N2-(4-Azido-2,3,5,6-tetrafluorobenzoyl)-N6-(6-biotinamidocaproyl)-L-lysinyl]ethylmethanethiosulfate." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02049 a rdfs:Class ;
  rdfs:label "EGS-d12" ;
  rdfs:comment "Deuterium labelled ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00091 a rdfs:Class ;
  rdfs:label "tetramethylrhodamine-alkyne" ;
  rdfs:comment "A tetramethylrhodamine-alkyne affinity handle, which can be used for enrichment with click-chemistry." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_09034 a rdfs:Class ;
  rdfs:label "4-Bromophenacyl bromide" ;
  rdfs:comment "4-Bromophenacyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09250 a rdfs:Class ;
  rdfs:label "(-)-1-(9-fluorenyl)-ethyl chloroformate" ;
  rdfs:comment "(-)-1-(9-fluorenyl)-ethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06018 .

obo:XLMOD_00029 a rdfs:Class ;
  rdfs:label "sulfhydryl reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with sulfhydryl (-SH) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09314 a rdfs:Class ;
  rdfs:label "Dabsyl chloride" ;
  rdfs:comment "Dabsyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02061 a rdfs:Class ;
  rdfs:label "GDH" ;
  rdfs:comment "Glutaric acid 1,5-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02006 a rdfs:Class ;
  rdfs:label "DSG" ;
  rdfs:comment "Disuccinimidyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09094 a rdfs:Class ;
  rdfs:label "3-(2,5-dioxopyrrolidin-1-yl-oxycarbonyl)propyl]trimethylammonium chloride" ;
  rdfs:comment "3-(2,5-dioxopyrrolidin-1-yl-oxycarbonyl)propyl]trimethylammonium chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02254 a rdfs:Class ;
  rdfs:label "ARGO1" ;
  rdfs:comment "R-R aromatic glyoxal cross-linker 1." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02050 a rdfs:Class ;
  rdfs:label "Sulfo-EGS-d12" ;
  rdfs:comment "Deuterium labelled ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02236 a rdfs:Class ;
  rdfs:label "PIR-III" ;
  rdfs:comment "Protein Interaction Reporter-III." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00018 a rdfs:Class ;
  rdfs:label "cleavable by MS2 labile bond" ;
  rdfs:comment "Indicates that a cross-linker is mass-spectrometrically cleavable, i.e. contains a MS2 labile bond leading to fragments detected in MS3." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_09145 a rdfs:Class ;
  rdfs:label "N-(4-aminomethylphenyl)pyridinium" ;
  rdfs:comment "N-(4-aminomethylphenyl)pyridinium." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09316 a rdfs:Class ;
  rdfs:label "2,4,6-trinitrobenzenesulfonic acid" ;
  rdfs:comment "2,4,6-trinitrobenzenesulfonic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02185 a rdfs:Class ;
  rdfs:label "SFB" ;
  rdfs:comment "Succinimidyl 4-formylbenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09072 a rdfs:Class ;
  rdfs:label "Tris(2,4,6,-trimethoxyphenyl)phosphonium ethanoic acid bromide" ;
  rdfs:comment "Tris(2,4,6,-trimethoxyphenyl)phosphonium ethanoic acid bromide." ;
  rdfs:subClassOf obo:XLMOD_09068 .

obo:XLMOD_01804 a rdfs:Class ;
  rdfs:label "Sulfo-NHS-Biotin" ;
  rdfs:comment "Biotin 3-sulfo-N-hydroxysuccinimide ester sodium salt." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02214 a rdfs:Class ;
  rdfs:label "CBS-13C6" ;
  rdfs:comment "13C labelled carboxy-benzophenone-succinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09057 a rdfs:Class ;
  rdfs:label "2-Bromo-3'-methoxyacetophenone" ;
  rdfs:comment "2-Bromo-3'-methoxyacetophenone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00025 a rdfs:Class ;
  rdfs:label "hydroxylamine cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by hydroxylamine." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_09231 a rdfs:Class ;
  rdfs:label "4-Methyl-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "4-Methyl-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_09190 a rdfs:Class ;
  rdfs:label "diisopropyl hydrogen phosphite" ;
  rdfs:comment "Diisopropyl hydrogen phosphite." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09068 a rdfs:Class ;
  rdfs:label "tris(trimethoxyphenyl)phosphonium compound" ;
  rdfs:comment "Tris(trimethoxyphenyl)phosphonium compound." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02012 a rdfs:Class ;
  rdfs:label "ANB-NOS" ;
  rdfs:comment "N-5-Azido-2-nitrobenzoyloxysuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09242 a rdfs:Class ;
  rdfs:label "4-nitrobenzenesulfonyl chloride" ;
  rdfs:comment "4-nitrobenzenesulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02055 a rdfs:Class ;
  rdfs:label "CBDPSS" ;
  rdfs:comment "Cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09256 a rdfs:Class ;
  rdfs:label "4-[2-carbazoylpyrrolidin-1-yl]-7-[2-(N,N-dimethylamino)ethylaminosulfonyl]-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-carbazoylpyrrolidin-1-yl]-7-[2-(N,N-dimethylamino)ethylaminosulfonyl]-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09050 a rdfs:Class ;
  rdfs:label "ethoxyamine hydrochloride" ;
  rdfs:comment "Ethoxyamine hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06002 , obo:XLMOD_06010 .

obo:XLMOD_06506 a rdfs:Class ;
  rdfs:label "carbohydrate reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with carbohydrates and sugars." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09011 a rdfs:Class ;
  rdfs:label "Girard's reagent P" ;
  rdfs:comment "Pyridinioacetohydrazide chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07047 a rdfs:Class ;
  rdfs:label "N-t-Butyldimethylsilylimidazole" ;
  rdfs:comment "N-t-Butyldimethylsilylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_00144 a rdfs:Class ;
  rdfs:label "S-acetyl" ;
  rdfs:comment "A S-acetyl group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_00073 a rdfs:Class ;
  rdfs:label "nucleobase" ;
  rdfs:comment "A nitrogeneous base occurring in nucleic acids." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_02199 a rdfs:Class ;
  rdfs:label "BS(PEG)9" ;
  rdfs:comment "Bis(sulfosuccinimidyl)suberate nonaethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02066 a rdfs:Class ;
  rdfs:label "SATA" ;
  rdfs:comment "Succinimidyl acetylthioacetate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06520 a rdfs:Class ;
  rdfs:label "citric acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with citric acid." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01903 a rdfs:Class ;
  rdfs:label "pBpa" ;
  rdfs:comment "p-benzoyl-L-phenylalanine." ;
  rdfs:subClassOf obo:XLMOD_00049 .

obo:XLMOD_09130 a rdfs:Class ;
  rdfs:label "4-(Hydroxymercuri)benzoate acid" ;
  rdfs:comment "4-(Hydroxymercuri)benzoate acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00133 a rdfs:Class ;
  rdfs:label "amine reactive group" ;
  rdfs:comment "Reactive group (-NH2) that reacts with carboxyl (-COOH) groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01062 a rdfs:Class ;
  rdfs:label "hydrolyzed GDH-d6" ;
  rdfs:comment "Deuterium labelled hydrolyzed glutaric acid 1,5-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09022 a rdfs:Class ;
  rdfs:label "3-(Hydroxymethyl)-pyridine" ;
  rdfs:comment "3-(Hydroxymethyl)-pyridine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02108 a rdfs:Class ;
  rdfs:label "BCCL2" ;
  rdfs:comment "Bis-(N-hydroxysuccinimidyl) 5-amino-N-biotinoyl-1,9-nonanedioate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00122 a rdfs:Class ;
  rdfs:label "4-azido-2,3,5,6-tetrafluorobenzene" ;
  rdfs:comment "Photoreactive group that inserts into any C-H bond." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02044 a rdfs:Class ;
  rdfs:label "DNBDPS" ;
  rdfs:comment "An isotopically-coded cleavable crosslinker affinity-purifyable with antibodies." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09183 a rdfs:Class ;
  rdfs:label "13C labelled methyl acetimidate" ;
  rdfs:comment "13C labelled methyl acetimidate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01087 a rdfs:Class ;
  rdfs:label "alkenized L-Photo-Leucine" ;
  rdfs:comment "Alkenized L-2-amino-4,4-azi-pentanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00094 .

obo:XLMOD_07039 a rdfs:Class ;
  rdfs:label "N-Acetylimidazole" ;
  rdfs:comment "N-Acetylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02203 a rdfs:Class ;
  rdfs:label "SPDP-PEG4-NHS ester" ;
  rdfs:comment "2-pyridyldithiol-tetraoxatetradecane-N-hydroxysuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02174 a rdfs:Class ;
  rdfs:label "BMB" ;
  rdfs:comment "1,4-Bis-Maleimidobutane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01091 a rdfs:Class ;
  rdfs:label "hydrolyzed BMOE" ;
  rdfs:comment "Hydrolyzed bis-Maleimidoethane." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02124 a rdfs:Class ;
  rdfs:label "SDAD" ;
  rdfs:comment "Succinimidyl 2-([4,4'-azipentanamido]ethyl)-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09213 a rdfs:Class ;
  rdfs:label "4-(aminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(aminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00007 a rdfs:Class ;
  rdfs:label "photoreactive cross-linker" ;
  rdfs:comment "OBSOLETE A cross-linking reagent that becomes reactive when exposed to ultraviolet or visible light." .

obo:XLMOD_09299 a rdfs:Class ;
  rdfs:label "4-bromomethyl-6,7-dimethoxycoumarin" ;
  rdfs:comment "4-bromomethyl-6,7-dimethoxycoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07082 a rdfs:Class ;
  rdfs:label "(1S)-(+)-Menthyl chloroformate" ;
  rdfs:comment "(1S)-(+)-Menthyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06004 , obo:XLMOD_06009 , obo:XLMOD_06018 .

obo:XLMOD_09112 a rdfs:Class ;
  rdfs:label "13C labelled pentafluorophenyl-activated ester of polyethyleneglycol" ;
  rdfs:comment "13C labelled pentafluorophenyl-activated ester of polyethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00166 a rdfs:Class ;
  rdfs:label "anhydride" ;
  rdfs:comment "An anhydride (R1-CO-O-CO-R2) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01815 a rdfs:Class ;
  rdfs:label "Biotin-BMCC" ;
  rdfs:comment "1-Biotinamido-4-[4´-(maleimidomethyl)cyclohexanecarboxamido]butane." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09123 a rdfs:Class ;
  rdfs:label "7-(N,N-dimethylaminosulfonyl)-4-piperadino-2,1-3-benzoxadiazole" ;
  rdfs:comment "7-(N,N-dimethylaminosulfonyl)-4-piperadino-2,1-3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01725 a rdfs:Class ;
  rdfs:label "Ac5-methyl-SiaDAz" ;
  rdfs:comment "The Ac5-methyl-SiaDAz sialic acid analogue used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_02193 a rdfs:Class ;
  rdfs:label "MPBH" ;
  rdfs:comment "4-(4-N-Maleimidophenyl)butyric acid hydrazide-HCl." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02250 a rdfs:Class ;
  rdfs:label "CBSS" ;
  rdfs:comment "Carboxybenzophenonesulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01900 a rdfs:Class ;
  rdfs:label "L-Photo-Leucine" ;
  rdfs:comment "L-2-amino-4,4-azi-pentanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00049 .

obo:XLMOD_09169 a rdfs:Class ;
  rdfs:label "N-tert-butylmaleimide" ;
  rdfs:comment "N-tert-butylmaleimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09302 a rdfs:Class ;
  rdfs:label "2-[p-(5,6-Methylenedioxy-2H-benzotriazol-2-yl)]phenethylamine" ;
  rdfs:comment "2-[p-(5,6-Methylenedioxy-2H-benzotriazol-2-yl)]phenethylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02225 a rdfs:Class ;
  rdfs:label "SuVP" ;
  rdfs:comment "Disuccinimidyl-succinamyl-valyl-proline." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02130 a rdfs:Class ;
  rdfs:label "ASBA" ;
  rdfs:comment "4-(p-Azidosalicylamido)butylamine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09016 a rdfs:Class ;
  rdfs:label "4-(2-((4-bromophenethyl)dimethylammonio)ethoxy)benzenaminium dibromide" ;
  rdfs:comment "4-(2-((4-bromophenethyl)dimethylammonio)ethoxy)benzenaminium dibromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02178 a rdfs:Class ;
  rdfs:label "BMPH" ;
  rdfs:comment "N-(beta-Maleimidopropionic acid)hydrazide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07096 a rdfs:Class ;
  rdfs:label "4-(Dimethylamino)benzoyl chloride" ;
  rdfs:comment "4-(Dimethylamino)benzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09099 a rdfs:Class ;
  rdfs:label "N-butylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "N-butylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_00059 a rdfs:Class ;
  rdfs:label "L-Leucine" ;
  rdfs:comment "The amino acid L-Leucine." ;
  rdfs:subClassOf obo:XLMOD_00058 .

obo:XLMOD_09158 a rdfs:Class ;
  rdfs:label "2,5-dioxopyrrolidin-1-yl N-tri(pyrrolidino)phosphoranylideneamino carbamate" ;
  rdfs:comment "2,5-dioxopyrrolidin-1-yl N-tri(pyrrolidino)phosphoranylideneamino carbamate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07001 a rdfs:Class ;
  rdfs:label "diazomethane" ;
  rdfs:comment "Diazomethane." ;
  rdfs:subClassOf obo:XLMOD_06010 , obo:XLMOD_06012 .

obo:XLMOD_02113 a rdfs:Class ;
  rdfs:label "SuDPG" ;
  rdfs:comment "Bisuccinimidyl-succinamyl-aspartyl-prolyl-glycine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09082 a rdfs:Class ;
  rdfs:label "2-Acrylamido-2-methyl-1-propanesulfonic acid" ;
  rdfs:comment "2-acrylamino-2-methyl-propanesulfonic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01040 a rdfs:Class ;
  rdfs:label "ammonium amidated EGS-d12" ;
  rdfs:comment "Deuterium labelled ammonium amidated ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_03011 a rdfs:Class ;
  rdfs:label "TATA-13C6" ;
  rdfs:comment "13C labelled 2,4,6-triazido-1,3,5-triazine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01048 a rdfs:Class ;
  rdfs:label "ammonium amidated CBDPSS" ;
  rdfs:comment "Ammonium amidated cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02040 a rdfs:Class ;
  rdfs:label "BiPS" ;
  rdfs:comment "Bimane bisthiopropionic acid N-succinimidyl ester." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01015 a rdfs:Class ;
  rdfs:label "ammonium amidated DSG-d4" ;
  rdfs:comment "Deuterium labelled ammonium amidated disuccinimidyl 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_01073 a rdfs:Class ;
  rdfs:label "hydrolyzed BS(PEG)5" ;
  rdfs:comment "Hydrolyzed bis(sulfosuccinimidyl)suberate pentaethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_06502 a rdfs:Class ;
  rdfs:label "amide reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with amides." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02167 a rdfs:Class ;
  rdfs:label "MTS-6-MTS" ;
  rdfs:comment "1,6-Hexanediyl bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09083 a rdfs:Class ;
  rdfs:label "benzyl chloride" ;
  rdfs:comment "Benzyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09219 a rdfs:Class ;
  rdfs:label "4-nitro-7-(2-chroloformylpyrrolidine-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-nitro-7-(2-chroloformylpyrrolidine-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_01060 a rdfs:Class ;
  rdfs:label "hydrolyzed ADH-d8" ;
  rdfs:comment "Deuterium labelled hydrolyzed adipic acid 1,6-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09267 a rdfs:Class ;
  rdfs:label "4-(1'-cyanoisoindolyl)phenylisothiocyanate" ;
  rdfs:comment "4-(1'-cyanoisoindolyl)phenylisothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02033 a rdfs:Class ;
  rdfs:label "DTSSP" ;
  rdfs:comment "3,3'-Dithiobis[sulfosuccinimidylpropionate]." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00014 a rdfs:Class ;
  rdfs:label "hydrophilic" ;
  rdfs:comment "Indicates that a cross-linker is hydrophilic." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_09071 a rdfs:Class ;
  rdfs:label "Tris(2,4,6,-trimethoxyphenyl)phosphonium acetic acid" ;
  rdfs:comment "Tris(2,4,6,-trimethoxyphenyl)phosphonium acetic acid." ;
  rdfs:subClassOf obo:XLMOD_09068 .

obo:XLMOD_09061 a rdfs:Class ;
  rdfs:label "Cookson type reagent" ;
  rdfs:comment "4-substituted 1,2,4-triazoline-3,5-dione (TAD)." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02017 a rdfs:Class ;
  rdfs:label "LC-SPDP" ;
  rdfs:comment "Succinimidyl 6-(3-[2-pyridyldithio]-propionamido)hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00032 a rdfs:Class ;
  rdfs:label "hydroxyl reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with hydroxyl (-OH) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_06524 a rdfs:Class ;
  rdfs:label "bile acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with bile acids." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00021 a rdfs:Class ;
  rdfs:label "ammonium amidated" ;
  rdfs:comment "Indicates a dead-end modification that was amidated by an ammonium salt, like e.g. bicarbonate, phosphate, chloride, for example for NHS-type reagents -C(=O)-NHS was converted to -C(=O)-NH2." ;
  rdfs:subClassOf obo:XLMOD_00012 .

obo:XLMOD_02062 a rdfs:Class ;
  rdfs:label "GDH-d6" ;
  rdfs:comment "Deuterium labelled glutaric acid 1,5-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00010 a rdfs:Class ;
  rdfs:label "deuterium labelled" ;
  rdfs:comment "Indicates that a cross-linker is deuterium labelled." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_09195 a rdfs:Class ;
  rdfs:label "(3-dimethylaminophenyl)dihydroxyborane" ;
  rdfs:comment "(3-dimethylaminophenyl)dihydroxyborane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09187 a rdfs:Class ;
  rdfs:label "4-(4-methyl-1-piperazyl)-3-nitrobenzoyl azide" ;
  rdfs:comment "4-(4-methyl-1-piperazyl)-3-nitrobenzoyl azide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09208 a rdfs:Class ;
  rdfs:label "omega-bromoacetonylquinolinium bromide" ;
  rdfs:comment "Omega-bromoacetonylquinolinium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07028 a rdfs:Class ;
  rdfs:label "oximation reagent" ;
  rdfs:comment "Oximation reagent replacing an aldehyde keto group with an O-methyloxime group." ;
  rdfs:subClassOf obo:XLMOD_06001 .

obo:XLMOD_00119 a rdfs:Class ;
  rdfs:label "benzophenone" ;
  rdfs:comment "Benzophenone photoreactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09184 a rdfs:Class ;
  rdfs:label "13C labelled formaldehyde" ;
  rdfs:comment "13C labelled formaldehyde reagent." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02156 a rdfs:Class ;
  rdfs:label "Maleimide-PEG6-NHS" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-hexaethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00019 a rdfs:Class ;
  rdfs:label "enrichable" ;
  rdfs:comment "Indicates that a cross-linker facilitates enrichment." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_07060 a rdfs:Class ;
  rdfs:label "N,N'-Bis(trimethylsilyl)urea" ;
  rdfs:comment "N,N'-Bis(trimethylsilyl)urea." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_07102 a rdfs:Class ;
  rdfs:label "O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride" ;
  rdfs:comment "O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_01703 a rdfs:Class ;
  rdfs:label "4-thiouracil" ;
  rdfs:comment "4-thiouracil reagent." ;
  rdfs:subClassOf obo:XLMOD_00081 .

obo:XLMOD_00163 a rdfs:Class ;
  rdfs:label "chloroformate reactive group" ;
  rdfs:comment "A chloroformate (Cl-CO-OR) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02189 a rdfs:Class ;
  rdfs:label "EMCA" ;
  rdfs:comment "N-epsilon-Maleimidocaproic acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09141 a rdfs:Class ;
  rdfs:label "Diethylethoxymethylenemalonate" ;
  rdfs:comment "Diethylethoxymethylenemalonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09286 a rdfs:Class ;
  rdfs:label "succinimidylferrocenyl propionate" ;
  rdfs:comment "Succinimidylferrocenyl propionate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00148 a rdfs:Class ;
  rdfs:label "nitrobenzylester" ;
  rdfs:comment "A photocleavable group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01808 a rdfs:Class ;
  rdfs:label "NHS-Biotin" ;
  rdfs:comment "Biotin N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09172 a rdfs:Class ;
  rdfs:label "2-aminoethanethiol" ;
  rdfs:comment "2-aminoethanethiol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09275 a rdfs:Class ;
  rdfs:label "5,5'-dimethyl-1,3-cyclohexanedione" ;
  rdfs:comment "5,5'-dimethyl-1,3-cyclohexanedione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07036 a rdfs:Class ;
  rdfs:label "trichloroethyl chloroformate" ;
  rdfs:comment "Trichloroethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00093 a rdfs:Class ;
  rdfs:label "sialic acid analogue" ;
  rdfs:comment "A sialic acid analogue used in cross-linking experiments for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_02051 a rdfs:Class ;
  rdfs:label "PCAS" ;
  rdfs:comment "Pyridine-3-Carboxylic Acid Succinimide." .

obo:XLMOD_02135 a rdfs:Class ;
  rdfs:label "LC-SDA" ;
  rdfs:comment "NHS-LC-Diazirine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06016 a rdfs:Class ;
  rdfs:label "boron trifluoride reagent" ;
  rdfs:comment "Boron trifluoride reagent." ;
  rdfs:subClassOf obo:XLMOD_06002 , obo:XLMOD_06010 .

obo:XLMOD_02258 a rdfs:Class ;
  rdfs:label "PhoX" ;
  rdfs:comment "PhoX cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02070 a rdfs:Class ;
  rdfs:label "BisEA" ;
  rdfs:comment "Bis-(2-(Methanethiosulfonato)ethyl)amine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_03008 a rdfs:Class ;
  rdfs:label "TRICEPS" ;
  rdfs:comment "TRICEPS cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02141 a rdfs:Class ;
  rdfs:label "DTBP" ;
  rdfs:comment "Dimethyl 3,3'-dithiobispropionimidate dihydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01037 a rdfs:Class ;
  rdfs:label "hydrolyzed Sulfo-EGS" ;
  rdfs:comment "Hydrolyzed ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_00130 a rdfs:Class ;
  rdfs:label "1-hydroxy-7-azabenzotriazole" ;
  rdfs:comment "A reactive group that reacts with amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09305 a rdfs:Class ;
  rdfs:label "5-dimethylamino-1-naphthalenesulfonyl aminoethanol" ;
  rdfs:comment "5-dimethylamino-1-naphthalenesulfonyl aminoethanol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02001 a rdfs:Class ;
  rdfs:label "DSS" ;
  rdfs:comment "Disuccinimidyl suberate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02081 a rdfs:Class ;
  rdfs:label "Sulfo-GMBS" ;
  rdfs:comment "N-gamma-Maleimidobutyryloxysulfosuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07017 a rdfs:Class ;
  rdfs:label "heptafluorobutyric anhydride" ;
  rdfs:comment "Heptafluorobutyric anhydride." ;
  rdfs:subClassOf obo:XLMOD_06005 .

obo:XLMOD_02163 a rdfs:Class ;
  rdfs:label "N-Succinimidyl 3-(Bromoacetamido)propionate" ;
  rdfs:comment "N-Succinimidyl 3-(Bromoacetamido)propionate cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06108 a rdfs:Class ;
  rdfs:label "toluoyl" ;
  rdfs:comment "Toluoyll fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_00141 a rdfs:Class ;
  rdfs:label "carbonyl" ;
  rdfs:comment "A reactive group (C=O)that reacts with hydrazines (N2H4)." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_06513 a rdfs:Class ;
  rdfs:label "thiol reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with thiols." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02119 a rdfs:Class ;
  rdfs:label "BuTuGPG" ;
  rdfs:comment "4-[3-(2-{2-[(2,5-dioxo-pyrrolidin-1-yloxycarbonyl-methyl)-carbamoyl]-pyrrolidin-1-yl}-2-oxo-ethyl)-thioureido]-butyric acid 2,5-dioxo-pyrrolidin-1-yl ester." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00051 a rdfs:Class ;
  rdfs:label "biotin" ;
  rdfs:comment "A Biotin affinity handle, enrichable with avidin, streptavidin or neutravidin, attached to a cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_07025 a rdfs:Class ;
  rdfs:label "N-trifluoroacetyl-L-prolylchloride" ;
  rdfs:comment "N-trifluoroacetyl-L-prolylchloride." ;
  rdfs:subClassOf obo:XLMOD_06009 .

obo:XLMOD_01097 a rdfs:Class ;
  rdfs:label "hydrolyzed L-Photo-Isoleucine" ;
  rdfs:comment "Hydrolyzed L-Photo-Isoleucine." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07113 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedipropyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedipropyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_01721 a rdfs:Class ;
  rdfs:label "Ac5-5-SiaDAz" ;
  rdfs:comment "The Ac5-5-SiaDAz sialic acid analogue used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_01026 a rdfs:Class ;
  rdfs:label "ammonium amidated CBDPS" ;
  rdfs:comment "Ammonium amidated cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_01004 a rdfs:Class ;
  rdfs:label "hydrolyzed DSS-d4" ;
  rdfs:comment "Deuterium labelled hydrolyzed disuccinimidyl 2,2,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_00152 a rdfs:Class ;
  rdfs:label "Biotin" ;
  rdfs:comment "A biotin reactive group that reacts with avidin, streptavidin or neutravidin." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09224 a rdfs:Class ;
  rdfs:label "1-(3-Aminopropyl)-3-bromoquinolinium bromide" ;
  rdfs:comment "1-(3-Aminopropyl)-3-bromoquinolinium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02221 a rdfs:Class ;
  rdfs:label "SCNE" ;
  rdfs:comment "Di 6-(3-succinimidyl carbonyloxymethyl-4-nitro-phenoxy)-hexanoic acid disulfide diethanol ester." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01044 a rdfs:Class ;
  rdfs:label "ammonium amidated DSA-13C6" ;
  rdfs:comment "Ammonium amidated 13C labelled disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02180 a rdfs:Class ;
  rdfs:label "BM(PEG)3" ;
  rdfs:comment "1,8-Bis-Maleimidotriethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_06005 a rdfs:Class ;
  rdfs:label "fluorinated anhydride reagent" ;
  rdfs:comment "Fluorinated anhydride derivatization reagent." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_07031 a rdfs:Class ;
  rdfs:label "deuterium labelled N-methyl-trimethylsilyltrifluoroacetamide" ;
  rdfs:comment "Deuterium labelled N-methyl-trimethylsilyltrifluoroacetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00043 a rdfs:Class ;
  rdfs:label "mercaptoethanol cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by the reducing agent mercaptoethanol." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_09295 a rdfs:Class ;
  rdfs:label "9-anthryldiazomethane" ;
  rdfs:comment "9-anthryldiazomethane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07014 a rdfs:Class ;
  rdfs:label "N-methyl-N-t-butyldimethylsilyltrifluoroacetamide" ;
  rdfs:comment "N-methyl-N-t-butyldimethylsilyltrifluoroacetamide." ;
  rdfs:subClassOf obo:XLMOD_06014 .

obo:XLMOD_00137 a rdfs:Class ;
  rdfs:label "diazo group" ;
  rdfs:comment "A photoreactive diazo (R1R2C=N=N) group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09069 a rdfs:Class ;
  rdfs:label "1S-pentafluorophenyl tris(2,4,6-trimethoxyphenyl)phosphonium acetate bromide" ;
  rdfs:comment "1S-pentafluorophenyl tris(2,4,6-trimethoxyphenyl)phosphonium acetate bromide." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_09068 .

obo:XLMOD_00155 a rdfs:Class ;
  rdfs:label "acyl chloride" ;
  rdfs:comment "An acyl chloride (R-CO-Cl) reactive group that reacts with alcohol, phenol, thiol and amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01819 a rdfs:Class ;
  rdfs:label "Amine-PEG2-Biotin" ;
  rdfs:comment "5-(Biotinamido)pentylamine." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01826 a rdfs:Class ;
  rdfs:label "Biotin-PEG2-Alkyne" ;
  rdfs:comment "Biotin-PEG2-Alkyne." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09173 a rdfs:Class ;
  rdfs:label "2-diphenylacetyl-1,3-indandione-1-hydrazone" ;
  rdfs:comment "2-diphenylacetyl-1,3-indandione-1-hydrazone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00054 a rdfs:Class ;
  rdfs:label "DNB" ;
  rdfs:comment "A dinitrobenzole affinity handle for enrichment with anti-DNB antibodies, attached to a cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_07053 a rdfs:Class ;
  rdfs:label "chlorotriethylsilane" ;
  rdfs:comment "Chlorotriethylsilane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_09245 a rdfs:Class ;
  rdfs:label "N-(2,4-dinitro-5-fluorophenyl)-L-alaninamide" ;
  rdfs:comment "N-(2,4-dinitro-5-fluorophenyl)-L-alaninamide." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_09244 .

obo:XLMOD_07090 a rdfs:Class ;
  rdfs:label "4-(Trifluoromethyl)benzoyl chloride" ;
  rdfs:comment "4-(Trifluoromethyl)benzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06015 .

obo:XLMOD_07072 a rdfs:Class ;
  rdfs:label "N-Methyl-bis-heptafluorobutyramide" ;
  rdfs:comment "N-Methyl-bis-heptafluorobutyramide." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09199 a rdfs:Class ;
  rdfs:label "quaternary aminooxy reagent" ;
  rdfs:comment "Quaternary aminooxy reagent." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02152 a rdfs:Class ;
  rdfs:label "SAED" ;
  rdfs:comment "Succinimidyl-2-(7-azido-4-methylcoumarin-3-acetamido)ethyl-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01713 a rdfs:Class ;
  rdfs:label "4-[bis-(2-chloroethyl)amino]benzenebutanoic acid" ;
  rdfs:comment "4-[bis-(2-chloroethyl)amino]benzenebutanoic acid reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_06514 a rdfs:Class ;
  rdfs:label "Vitamin D metabolite reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with vitamin D metabolites." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_06012 a rdfs:Class ;
  rdfs:label "diazoalkal" ;
  rdfs:comment "Diazoalkal reagent." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_06503 a rdfs:Class ;
  rdfs:label "amino acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with amino acids." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09180 a rdfs:Class ;
  rdfs:label "2-Iodoacetanilide" ;
  rdfs:comment "2-Iodoacetanilide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02145 a rdfs:Class ;
  rdfs:label "SMPT" ;
  rdfs:comment "4-Succinimidyloxycarbonyl-methyl-alpha-(2-pyridyldithio)toluene." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07064 a rdfs:Class ;
  rdfs:label "Trimethylsilyl methallylsulfinate" ;
  rdfs:comment "Trimethylsilyl methallylsulfinate." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_02208 a rdfs:Class ;
  rdfs:label "DMTMM" ;
  rdfs:comment "4-(4,6-Dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride." ;
  rdfs:subClassOf obo:XLMOD_00006 , obo:XLMOD_00008 .

obo:XLMOD_01033 a rdfs:Class ;
  rdfs:label "hydrolyzed DTSSP-d8" ;
  rdfs:comment "Hydrolyzed deuterium labelled 3,3'-Dithiobis[sulfosuccinimidylpropionate]." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01702 a rdfs:Class ;
  rdfs:label "5-iodouracil" ;
  rdfs:comment "5-iodouracil reagent." ;
  rdfs:subClassOf obo:XLMOD_00081 .

obo:XLMOD_09013 a rdfs:Class ;
  rdfs:label "2,4-dinitrophenylhydrazine" ;
  rdfs:comment "2,4-dinitrophenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00062 a rdfs:Class ;
  rdfs:label "hydrazine reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with hydrazines (N2H4)." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00125 a rdfs:Class ;
  rdfs:label "hydroxyphenyl azide" ;
  rdfs:comment "A hydroxyphenyl azid photoreactive group." ;
  rdfs:subClassOf obo:XLMOD_00114 .

obo:XLMOD_02200 a rdfs:Class ;
  rdfs:label "NHS-azide" ;
  rdfs:comment "N-hydroxysuccinimide ester ethane azide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00065 a rdfs:Class ;
  rdfs:label "alkenized" ;
  rdfs:comment "Indicates that a cross-linker is modified to it's alkene form (loss of two hydrogen atoms by forming a C=C double bond)." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_01022 a rdfs:Class ;
  rdfs:label "ammonium amidated EGS" ;
  rdfs:comment "Ammonium amidated ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02087 a rdfs:Class ;
  rdfs:label "Sulfo-SIAB" ;
  rdfs:comment "N-Sulfosuccinimidyl(4-iodoacetyl)aminobenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01000 a rdfs:Class ;
  rdfs:label "hydrolyzed BS3" ;
  rdfs:comment "Hydrolyzed bis(sulfosuccinimidyl)suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09253 a rdfs:Class ;
  rdfs:label "2-(2,3-Naphthalimino)ethyl trifluoromethanesulfonate" ;
  rdfs:comment "2-(2,3-Naphthalimino)ethyl trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01008 a rdfs:Class ;
  rdfs:label "hydrolyzed BS3-d4" ;
  rdfs:comment "Deuterium labelled hydrolyzed bis(sulfosuccinimidyl) 2,2,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_07117 a rdfs:Class ;
  rdfs:label "2,2,2-Trichloroethanol" ;
  rdfs:comment "2,2,2-Trichloroethanol." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_09234 a rdfs:Class ;
  rdfs:label "4-(4-diethylaminophenyl)-1,2,4-triazole-3,5-dione" ;
  rdfs:comment "4-(4-diethylaminophenyl)-1,2,4-triazole-3,5-dione." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_07042 a rdfs:Class ;
  rdfs:label "N-Trimethylsilylacetamide" ;
  rdfs:comment "N-Trimethylsilylacetamide." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_07069 a rdfs:Class ;
  rdfs:label "trichloroacetyl chloride" ;
  rdfs:comment "Trichloroacetyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_07083 a rdfs:Class ;
  rdfs:label "butylboronic acid" ;
  rdfs:comment "Butylboronic acid." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_00104 a rdfs:Class ;
  rdfs:label "N-hydroxyphthalimide" ;
  rdfs:comment "A reactive group that reacts with amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01055 a rdfs:Class ;
  rdfs:label "hydrolyzed BS2G-d6" ;
  rdfs:comment "Deuterium labelled hydrolyzed bis(sulfosuccinimidyl) 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09216 a rdfs:Class ;
  rdfs:label "4-(3-isothiocyanatopyrrolidin-1-yl)-7-(N,N-dimethylaminosulfonyl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(3-isothiocyanatopyrrolidin-1-yl)-7-(N,N-dimethylaminosulfonyl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_02170 a rdfs:Class ;
  rdfs:label "LCABH" ;
  rdfs:comment "LCABH cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02237 a rdfs:Class ;
  rdfs:label "PIR" ;
  rdfs:comment "Protein Interaction Reporter." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00120 a rdfs:Class ;
  rdfs:label "pentafluorophenyl" ;
  rdfs:comment "A reactive group (F5-Ph) that reacts with amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01080 a rdfs:Class ;
  rdfs:label "oxidized SDA" ;
  rdfs:comment "Oxidized succinimidyl-ester diazirine." ;
  rdfs:subClassOf obo:XLMOD_00097 .

obo:XLMOD_09260 a rdfs:Class ;
  rdfs:label "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-(2-aminopentylamino)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-(2-aminopentylamino)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00167 a rdfs:Class ;
  rdfs:label "carboxyl reactive group" ;
  rdfs:comment "Reactive group (-COOH) that reacts with amino (-NH2) groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01050 a rdfs:Class ;
  rdfs:label "ammonium amidated CBDPSS-d8" ;
  rdfs:comment "Deuterium labelled ammonium amidated cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_00040 a rdfs:Class ;
  rdfs:label "ISD cleavable" ;
  rdfs:comment "Indicates that a cross-linker is mass-spectrometrically cleavable by in-source decay." ;
  rdfs:subClassOf obo:XLMOD_00016 .

obo:XLMOD_07058 a rdfs:Class ;
  rdfs:label "1,1,3,3-Tetramethyl-1,3-diphenyldisilazane" ;
  rdfs:comment "1,1,3,3-Tetramethyl-1,3-diphenyldisilazane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_01704 a rdfs:Class ;
  rdfs:label "6-thioguanosine" ;
  rdfs:comment "6-thioguanosine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_06001 a rdfs:Class ;
  rdfs:label "GCMS derivatization reagent" ;
  rdfs:comment "Chemical reagent, which transforms a polar group in a molecule into a non-polar group in order to make the molecule volatile and analyzable by GC-MS." ;
  rdfs:subClassOf obo:XLMOD_06000 .

obo:XLMOD_07114 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedi-tert-butyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedi-tert-butyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_09044 a rdfs:Class ;
  rdfs:label "trimethylsilyldiazomethane" ;
  rdfs:comment "Trimethylsilyldiazomethane." ;
  rdfs:subClassOf obo:XLMOD_06010 , obo:XLMOD_06013 .

obo:XLMOD_07075 a rdfs:Class ;
  rdfs:label "6,6,7,7,8,8,8-Heptafluoro-2,2-dimethyl-3,5-octanedione" ;
  rdfs:comment "6,6,7,7,8,8,8-Heptafluoro-2,2-dimethyl-3,5-octanedione." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_00002 a rdfs:Class ;
  rdfs:label "cross-linker related chemical modification" ;
  rdfs:comment "Dead-end modification resulting from a cross-linker reagent reacting only with one peptide." .

obo:XLMOD_09100 a rdfs:Class ;
  rdfs:label "deuterium labelled N-butylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "Deuterium labelled N-butylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_09117 a rdfs:Class ;
  rdfs:label "3-carbinol-1-methylpyridinium iodide" ;
  rdfs:comment "3-carbinol-1-methylpyridinium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00090 a rdfs:Class ;
  rdfs:label "biotin-alkyne" ;
  rdfs:comment "A biotin-alkyne affinity handle, which can be used for enrichment with click-chemistry." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_09152 a rdfs:Class ;
  rdfs:label "ebselen" ;
  rdfs:comment "Ebselen." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09226 a rdfs:Class ;
  rdfs:label "(S)-2,5-dioxopyrrolidin-1-yl-1-(4,6-dimethoxy-1,3,5-triazin-2-yl) pyrrolidine-2-carboxylate" ;
  rdfs:comment "(S)-2,5-dioxopyrrolidin-1-yl-1-(4,6-dimethoxy-1,3,5-triazin-2-yl) pyrrolidine-2-carboxylate." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_02242 a rdfs:Class ;
  rdfs:label "Azido-PEG6-NHS ester" ;
  rdfs:comment "1-[(1-Azido-21-oxo-3,6,9,12,15,18-hexaoxahenicosan-21-yl)oxy]-2,5-pyrrolidinedione." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00156 a rdfs:Class ;
  rdfs:label "sulfonyl chloride" ;
  rdfs:comment "A sulfonyl chloride (R-SO2-Cl) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02080 a rdfs:Class ;
  rdfs:label "Sulfo-DST" ;
  rdfs:comment "Sulfodisuccinimidyl tartrate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09259 a rdfs:Class ;
  rdfs:label "4-[2-(N,N-dimethylamino) ethylaminosulfonyl]-7-(2-aminobutylamino)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,N-dimethylamino) ethylaminosulfonyl]-7-(2-aminobutylamino)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09296 a rdfs:Class ;
  rdfs:label "4-bromomethyl-7,8-benzcoumarin" ;
  rdfs:comment "4-bromomethyl-7,8-benzcoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09163 a rdfs:Class ;
  rdfs:label "2-(4-nitro-benzyl)-N,N'-diisopropyl-iso-urea" ;
  rdfs:comment "2-(4-nitro-benzyl)-N,N'-diisopropyl-iso-urea." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06102 a rdfs:Class ;
  rdfs:label "electrophore" ;
  rdfs:comment "An electrophore group attached to a derivatization reagent for enhanced electrochemical detectability." ;
  rdfs:subClassOf obo:XLMOD_06000 .

obo:XLMOD_02011 a rdfs:Class ;
  rdfs:label "BDP-NHP" ;
  rdfs:comment "Biotin Aspartate Proline n-hydroxyphthalamide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09134 a rdfs:Class ;
  rdfs:label "2-Sulfobenzoic anhydride" ;
  rdfs:comment "2-Sulfobenzoic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02039 a rdfs:Class ;
  rdfs:label "Sulfo-NHS" ;
  rdfs:comment "N-hydroxysulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00008 .

obo:XLMOD_09027 a rdfs:Class ;
  rdfs:label "N-Methyl-2-phenylethanamide" ;
  rdfs:comment "N-Methyl-2-phenylethanamide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06008 a rdfs:Class ;
  rdfs:label "halomethylsilyl reagent" ;
  rdfs:comment "Halogenation reagent which can produce both silylated and halogenated derivatives." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_01077 a rdfs:Class ;
  rdfs:label "hydrolyzed DST" ;
  rdfs:comment "Hydrolyzed disuccinimidyl tartrate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01083 a rdfs:Class ;
  rdfs:label "oxidized LC-SDA" ;
  rdfs:comment "Oxidized LC-SDA." ;
  rdfs:subClassOf obo:XLMOD_00097 .

obo:XLMOD_03004 a rdfs:Class ;
  rdfs:label "Mts-Atf-LC-Biotin" ;
  rdfs:comment "2-{N2-[N6-(4-Azido-2,3,5,6-tetrafluorobenzoyl)-N6-(6-biotinamidocaproyl)-L-lysinyl]}ethylmethanethiosulfate." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09103 a rdfs:Class ;
  rdfs:label "deuterium labelled p-N,N,N-trimethylammonioanilylN'-hydroxysuccinimidyl carbamate iodide" ;
  rdfs:comment "Deuterium labelled p-N,N,N-trimethylammonioanilylN'-hydroxysuccinimidyl carbamate iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02231 a rdfs:Class ;
  rdfs:label "bAL2" ;
  rdfs:comment "Biotinylated azo-Leiker 2 with an azobenzene-based chemical cleavage site." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09073 a rdfs:Class ;
  rdfs:label "Tris(2,4,6,-trimethoxyphenyl)phosphonium propionic acid bromide" ;
  rdfs:comment "Tris(2,4,6,-trimethoxyphenyl)phosphonium propionic acid bromide." ;
  rdfs:subClassOf obo:XLMOD_09068 .

obo:XLMOD_00114 a rdfs:Class ;
  rdfs:label "aryl azide" ;
  rdfs:comment "Photoreactive aryl(Ar)-substitited azide (N=N=N) group, that initiates addition reactions with double bonds or insertion into C-H and N-H bonds or reacts with primary amines." ;
  rdfs:subClassOf obo:XLMOD_00055 .

obo:XLMOD_02091 a rdfs:Class ;
  rdfs:label "APG" ;
  rdfs:comment "p-Azidophenyl glyoxal monohydrate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09136 a rdfs:Class ;
  rdfs:label "2,3-Naphthalenedialdehyde" ;
  rdfs:comment "2,3-Naphthalenedialdehyde." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02022 a rdfs:Class ;
  rdfs:label "SBA" ;
  rdfs:comment "N-Succinimidyl bromoacetate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02028 a rdfs:Class ;
  rdfs:label "Sulfo-SANPAH" ;
  rdfs:comment "N-Sulfosuccinimidyl-6-[4'-azido-2'-nitrophenylamino] hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02181 a rdfs:Class ;
  rdfs:label "BM(PEG)4" ;
  rdfs:comment "1,11-Bis-Maleimidotetraethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00145 a rdfs:Class ;
  rdfs:label "aryl halide" ;
  rdfs:comment "An aryl halide group (Ar-halogen) that reacts with primary amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09289 a rdfs:Class ;
  rdfs:label "1,2-benzo-3,4-dihydrocarbazole-9-p-toluenesulfonate" ;
  rdfs:comment "1,2-benzo-3,4-dihydrocarbazole-9-p-toluenesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02076 a rdfs:Class ;
  rdfs:label "MTS-8-O2-MTS" ;
  rdfs:comment "3,6-dioxaoctane-1,8-diyl dimethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02007 a rdfs:Class ;
  rdfs:label "DSG-d4" ;
  rdfs:comment "Deuterium labelled disuccinimidyl 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07020 a rdfs:Class ;
  rdfs:label "heptafluorobutyrylimidazole" ;
  rdfs:comment "Heptafluorobutyrylimidazole." ;
  rdfs:subClassOf obo:XLMOD_06005 .

obo:XLMOD_09248 a rdfs:Class ;
  rdfs:label "hexyl chloroformate" ;
  rdfs:comment "Hexyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_01066 a rdfs:Class ;
  rdfs:label "hydrolyzed azide-DSG" ;
  rdfs:comment "Hydrolyzed bis(succinimidyl)-3-azidomethyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01726 a rdfs:Class ;
  rdfs:label "sialylated LacNAc-biotin" ;
  rdfs:comment "Sialylated LacNAc-biotin used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_09076 a rdfs:Class ;
  rdfs:label "propionic anhydride" ;
  rdfs:comment "Propionic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01718 a rdfs:Class ;
  rdfs:label "benzophenone-phosphatidylcholine" ;
  rdfs:comment "Benzophenone-phosphatidylcholine." ;
  rdfs:subClassOf obo:XLMOD_00092 .

obo:XLMOD_02098 a rdfs:Class ;
  rdfs:label "SANPAH" ;
  rdfs:comment "N-Succinimidyl 6-(4-azido-2-nitroanilino)hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01038 a rdfs:Class ;
  rdfs:label "ammonium amidated Sulfo-EGS" ;
  rdfs:comment "Ammonium amidated ethylene glycolbis(sulfosuccinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_01902 a rdfs:Class ;
  rdfs:label "L-Photo-Isoleucine" ;
  rdfs:comment "L-Photo-Isoleucine." ;
  rdfs:subClassOf obo:XLMOD_00049 .

obo:XLMOD_01061 a rdfs:Class ;
  rdfs:label "hydrolyzed GDH" ;
  rdfs:comment "Hydrolyzed glutaric acid 1,5-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09093 a rdfs:Class ;
  rdfs:label "1-chloro-4-methylpyridinium iodide" ;
  rdfs:comment "1-chloro-4-methylpyridinium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00170 a rdfs:Class ;
  rdfs:label "benzoyl bromide" ;
  rdfs:comment "A benzoyl bromide (C6H5COBr) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02018 a rdfs:Class ;
  rdfs:label "Sulfo-LC-SPDP" ;
  rdfs:comment "Sulfosuccinimidyl 6-(3'-[2-pyridyldithio]-propionamido)hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09114 a rdfs:Class ;
  rdfs:label "deuterium labelled cholamine" ;
  rdfs:comment "Deuterium labelled cholamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07005 a rdfs:Class ;
  rdfs:label "tetrabutylammoniumhydroxide" ;
  rdfs:comment "Tetrabutylammoniumhydroxide." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_03015 a rdfs:Class ;
  rdfs:label "AZO linker" ;
  rdfs:comment "Linker containing a azobenzene group." ;
  rdfs:subClassOf obo:XLMOD_00003 , obo:XLMOD_00169 .

obo:XLMOD_02123 a rdfs:Class ;
  rdfs:label "SBAT" ;
  rdfs:comment "1,1'-(suberoyldioxy)bisazabenzotriazole." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02224 a rdfs:Class ;
  rdfs:label "IML 3" ;
  rdfs:comment "Identical mass linker 3." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09209 a rdfs:Class ;
  rdfs:label "pentafluorophenylhydrazine" ;
  rdfs:comment "Pentafluorophenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01059 a rdfs:Class ;
  rdfs:label "hydrolyzed ADH" ;
  rdfs:comment "Hydrolyzed adipic acid 1,6-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09033 a rdfs:Class ;
  rdfs:label "4-(N,N-Dimethylaminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(N,N-Dimethylaminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09040 a rdfs:Class ;
  rdfs:label "diacetyl-L-tartaric anhydride" ;
  rdfs:comment "Diacetyl-L-tartaric anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01707 a rdfs:Class ;
  rdfs:label "8-azidoadenosine" ;
  rdfs:comment "8-azidoadenosine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_09059 a rdfs:Class ;
  rdfs:label "4-bromo-phenacyl-bromide" ;
  rdfs:comment "4-bromo-phenacyl-bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09264 a rdfs:Class ;
  rdfs:label "2,4-Dinitro-6-trifluoromethylphenylhydrazine" ;
  rdfs:comment "2,4-Dinitro-6-trifluoromethylphenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01011 a rdfs:Class ;
  rdfs:label "ammonium amidated BS2G" ;
  rdfs:comment "Ammonium amidated bis(sulfosuccinimidyl) glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_07092 a rdfs:Class ;
  rdfs:label "(1R)-(-)-Menthyl chloroformate" ;
  rdfs:comment "(1R)-(-)-Menthyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06004 , obo:XLMOD_06009 , obo:XLMOD_06018 .

obo:XLMOD_09095 a rdfs:Class ;
  rdfs:label "N-methylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "N-methylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_02219 a rdfs:Class ;
  rdfs:label "ICATXL2" ;
  rdfs:comment "S-S-biotinyl-N'-[3,5-Bis-(N-succinimidyloxycarbonyl-methoxy)-benzoyl]-ethane-1,2-diamine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07109 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidediethyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidediethyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_09006 a rdfs:Class ;
  rdfs:label "2-fluoro-1-methylpyridinium p-toluenesulfonate" ;
  rdfs:comment "2-fluoro-1-methylpyridinium p-toluenesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02253 a rdfs:Class ;
  rdfs:label "cliXLink" ;
  rdfs:comment "cliXLink cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00086 a rdfs:Class ;
  rdfs:label "uridine" ;
  rdfs:comment "The nucleoside uridine." ;
  rdfs:subClassOf obo:XLMOD_00082 .

obo:XLMOD_00083 a rdfs:Class ;
  rdfs:label "adenosine" ;
  rdfs:comment "The nucleoside adenosine." ;
  rdfs:subClassOf obo:XLMOD_00082 .

obo:XLMOD_09320 a rdfs:Class ;
  rdfs:label "QKiso" ;
  rdfs:comment "epsilon-(gamma-L-Glutamyl)lysine" ;
  rdfs:subClassOf obo:XLMOD_00006 , obo:XLMOD_00008 .

obo:XLMOD_07086 a rdfs:Class ;
  rdfs:label "2,3,4,5,6-Pentafluorobenzaldehyde" ;
  rdfs:comment "2,3,4,5,6-Pentafluorobenzaldehyde." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09278 a rdfs:Class ;
  rdfs:label "N-(2-ferroceneethyl)maleimide" ;
  rdfs:comment "N-(2-ferroceneethyl)maleimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09167 a rdfs:Class ;
  rdfs:label "N-methyl-2-phenylethanamine" ;
  rdfs:comment "N-methyl-2-phenylethanamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09204 a rdfs:Class ;
  rdfs:label "o-phenylenediamine" ;
  rdfs:comment "O-phenylenediamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09000 a rdfs:Class ;
  rdfs:label "dansyl chloride" ;
  rdfs:comment "Dansyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00076 a rdfs:Class ;
  rdfs:label "adenine" ;
  rdfs:comment "The nucleobase adenine." ;
  rdfs:subClassOf obo:XLMOD_00074 .

obo:XLMOD_09179 a rdfs:Class ;
  rdfs:label "benzoyl hydrazine" ;
  rdfs:comment "Benzoyl hydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06519 a rdfs:Class ;
  rdfs:label "alpha-keto acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with alpha-keto-acids." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01814 a rdfs:Class ;
  rdfs:label "Maleimide-PEG11-Biotin" ;
  rdfs:comment "Maleimide-PEG11-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_02136 a rdfs:Class ;
  rdfs:label "Sulfo-SDA" ;
  rdfs:comment "Sulfo-NHS-Diazirine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09166 a rdfs:Class ;
  rdfs:label "4-bromo-N-methylbenzylamine" ;
  rdfs:comment "4-bromo-N-methylbenzylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00109 a rdfs:Class ;
  rdfs:label "pyridinyldisulfide" ;
  rdfs:comment "A pyridinyldisulfide reactive group that reacts with sulfhydryl groups to form disulfide bonds." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_00143 a rdfs:Class ;
  rdfs:label "hydrazone" ;
  rdfs:comment "A hydrazone reactive group (C=NH-NHR) that reacts with carbonyls." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01027 a rdfs:Class ;
  rdfs:label "hydrolyzed DSA" ;
  rdfs:comment "Hydrolyzed disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09007 a rdfs:Class ;
  rdfs:label "3-nitrophthalic anhydride" ;
  rdfs:comment "3-nitrophthalic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09279 a rdfs:Class ;
  rdfs:label "ferrocenecarboxylic acid-(2-maleimidoyl)ethylamide" ;
  rdfs:comment "Ferrocenecarboxylic acid-(2-maleimidoyl)ethylamide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09081 a rdfs:Class ;
  rdfs:label "sulfur trioxide N,N-dimethyl-formamide complex" ;
  rdfs:comment "Sulfur trioxide N,N-dimethyl-formamide complex." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09084 a rdfs:Class ;
  rdfs:label "acetic anhydride" ;
  rdfs:comment "Acetic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09171 a rdfs:Class ;
  rdfs:label "4-hydrazinobenzoic acid" ;
  rdfs:comment "4-hydrazinobenzoic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09298 a rdfs:Class ;
  rdfs:label "4-bromomethyl-7-acetoxycoumarin" ;
  rdfs:comment "4-bromomethyl-7-acetoxycoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01072 a rdfs:Class ;
  rdfs:label "thioesterized DEST" ;
  rdfs:comment "Thioesterized diethylsuberthioimidate." ;
  rdfs:subClassOf obo:XLMOD_00098 .

obo:XLMOD_07024 a rdfs:Class ;
  rdfs:label "4-Carbethoxyhexafluorobutyrylchloride" ;
  rdfs:comment "4-Carbethoxyhexafluorobutyrylchloride." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_09285 a rdfs:Class ;
  rdfs:label "1-pyrenemethylamine" ;
  rdfs:comment "1-pyrenemethylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09313 a rdfs:Class ;
  rdfs:label "p-Bromophenacylate" ;
  rdfs:comment "4-Bromophenacylate." ;
  rdfs:subClassOf obo:XLMOD_06004 , obo:XLMOD_06010 .

obo:XLMOD_00128 a rdfs:Class ;
  rdfs:label "bromoacetyl" ;
  rdfs:comment "A bromoacetyl reactive group, that reacts with sulfhydryl groups." ;
  rdfs:subClassOf obo:XLMOD_00112 .

obo:XLMOD_06006 a rdfs:Class ;
  rdfs:label "fluoracylimidazole reagent" ;
  rdfs:comment "Fluoracylimidazole derivatization reagent." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02202 a rdfs:Class ;
  rdfs:label "NHS-PEG12-azide" ;
  rdfs:comment "N-hydroxysuccinimide ester dodecaoxanonatriacontane azide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02054 a rdfs:Class ;
  rdfs:label "CBDPS-d8" ;
  rdfs:comment "Deuterium labelled cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00134 a rdfs:Class ;
  rdfs:label "psoralen" ;
  rdfs:comment "A photoreactive group that reacts with pyrimidines, especially thymines of nucleic acids." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_07061 a rdfs:Class ;
  rdfs:label "N,O-Bis(trimethylsilyl)carbamate" ;
  rdfs:comment "N,O-Bis(trimethylsilyl)carbamate." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_06017 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedialkyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedialkyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00097 a rdfs:Class ;
  rdfs:label "oxidation cross-linker related chemical modification" ;
  rdfs:comment "Oxidition dead-end modification resulting from a cross-linker reagent reacting only with one peptide." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_00048 a rdfs:Class ;
  rdfs:label "nucleic acid reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with RNA or DNA." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02211 a rdfs:Class ;
  rdfs:label "ABAS" ;
  rdfs:comment "Azidobenzoic acid succinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00037 a rdfs:Class ;
  rdfs:label "non-selective" ;
  rdfs:comment "Indicates that a cross-linker is non-selective (i.e. can react with different amino acids, but also with DNA/RNA and carbohydrates (aldehyde reactive))." ;
  rdfs:subClassOf obo:XLMOD_00026 .

obo:XLMOD_09047 a rdfs:Class ;
  rdfs:label "dimethylaminoethanol" ;
  rdfs:comment "Dimethylaminoethanol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07027 a rdfs:Class ;
  rdfs:label "(-)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid" ;
  rdfs:comment "(-)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid." ;
  rdfs:subClassOf obo:XLMOD_06009 .

obo:XLMOD_02112 a rdfs:Class ;
  rdfs:label "SuDP" ;
  rdfs:comment "Bisuccinimidyl-succinamyl-aspartyl-proline." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07032 a rdfs:Class ;
  rdfs:label "deuterium labelled N-methyl-N-t-butyldimethylsilyltrifluoroacetamide" ;
  rdfs:comment "Deuterium labelled N-methyl-N-t-butyldimethylsilyltrifluoroacetamide." ;
  rdfs:subClassOf obo:XLMOD_06014 .

obo:XLMOD_02047 a rdfs:Class ;
  rdfs:label "BDRG" ;
  rdfs:comment "Biotin-aspartate-Rink-glycine cross-linker composed of a biotin affinity handle (B), a pentafluorophenyl (PFP) ester modified aspartate reside (D), a Rink group (R), and a PFP ester modified glycine reside (G)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02125 a rdfs:Class ;
  rdfs:label "Sulfo-SDAD" ;
  rdfs:comment "Sulfosuccinimidyl 2-([4,4'-azipentanamido]ethyl)-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01088 a rdfs:Class ;
  rdfs:label "hydrolyzed L-Photo-Methionine" ;
  rdfs:comment "Hydrolyzed L-2-amino-5,5-azi-hexanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02149 a rdfs:Class ;
  rdfs:label "SAND" ;
  rdfs:comment "Succinimidyl-2-[m-azido-o-nitrobenzamido]ethyl-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09274 a rdfs:Class ;
  rdfs:label "3-bromoactonyltrimethylammonium bromide" ;
  rdfs:comment "3-bromoactonyltrimethylammonium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07119 a rdfs:Class ;
  rdfs:label "2,2,2-Trifluoroethanol" ;
  rdfs:comment "2,2,2-Trifluoroethanol." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_02239 a rdfs:Class ;
  rdfs:label "PEG5-Biotin-Dimer" ;
  rdfs:comment "PEG5-Biotin-Dimer for crosslinking avidin molecules." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02213 a rdfs:Class ;
  rdfs:label "CBS" ;
  rdfs:comment "Carboxy-benzophenone-succinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07002 a rdfs:Class ;
  rdfs:label "pentafluorobenzyl bromide" ;
  rdfs:comment "Pentafluorobenzyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 , obo:XLMOD_06020 .

obo:XLMOD_00026 a rdfs:Class ;
  rdfs:label "reactive group attribute" ;
  rdfs:comment "An attribute describing a reactive group." .

obo:XLMOD_00000 a rdfs:Class ;
  rdfs:label "Proteomics Standards Initiative cross-linking and derivatization controlled vocabulary" ;
  rdfs:comment "Proteomics Standards Initiative cross-linking and derivatization controlled vocabulary." .

obo:XLMOD_09220 a rdfs:Class ;
  rdfs:label "4-(2-carbazoylpyrrolidin-1-yl)-7-(N,N-dimethylaminosulfonyl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(2-carbazoylpyrrolidin-1-yl)-7-(N,N-dimethylaminosulfonyl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_09070 a rdfs:Class ;
  rdfs:label "(4-hydrazino-4-oxobutyl) [tris(2,4,6-trimethoxyphenyl)phosphonium bromide" ;
  rdfs:comment "(4-hydrazino-4-oxobutyl) [tris(2,4,6-trimethoxyphenyl)phosphonium bromide." ;
  rdfs:subClassOf obo:XLMOD_09068 .

obo:XLMOD_07038 a rdfs:Class ;
  rdfs:label "1-chloroethyl chloroformate" ;
  rdfs:comment "1-chloroethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_07107 a rdfs:Class ;
  rdfs:label "boron trifluoride propanol" ;
  rdfs:comment "Boron trifluoride propanol." ;
  rdfs:subClassOf obo:XLMOD_06016 .

obo:XLMOD_09002 a rdfs:Class ;
  rdfs:label "fusaric acid" ;
  rdfs:comment "Fusaric acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00031 a rdfs:Class ;
  rdfs:label "aldehyde reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with aldehyde (-CHO) or carbonyl (-CO) groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09067 a rdfs:Class ;
  rdfs:label "edaravone" ;
  rdfs:comment "Edaravone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09268 a rdfs:Class ;
  rdfs:label "2,3,4,6-Tetra-O-acetyl-beta-D-glucopyranosyl isothiocyanate" ;
  rdfs:comment "2,3,4,6-Tetra-O-acetyl-beta-D-glucopyranosyl isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_07013 a rdfs:Class ;
  rdfs:label "trimethylsilyldiethylamine" ;
  rdfs:comment "Trimethylsilyldiethylamine." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_01090 a rdfs:Class ;
  rdfs:label "alkenized L-Photo-Methionine" ;
  rdfs:comment "Alkenized L-2-amino-5,5-azi-hexanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00094 .

obo:XLMOD_09155 a rdfs:Class ;
  rdfs:label "2-Nitrobenzaldehyde" ;
  rdfs:comment "2-Nitrobenzaldehyde." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02192 a rdfs:Class ;
  rdfs:label "KMUH" ;
  rdfs:comment "N-(kappa-Maleimidoundecanoic acid)hydrazide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07049 a rdfs:Class ;
  rdfs:label "bromotrimethylsilane" ;
  rdfs:comment "Bromotrimethylsilane." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_00117 a rdfs:Class ;
  rdfs:label "acryl" ;
  rdfs:comment "A reactive group (CH2=CH-CO-R) that reacts with sulfhydryl (-SH) groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_07050 a rdfs:Class ;
  rdfs:label "triisopropylsilyl chloride" ;
  rdfs:comment "Triisopropylsilyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02065 a rdfs:Class ;
  rdfs:label "BS2G-d6" ;
  rdfs:comment "Deuterium labelled bis(sulfosuccinimidyl) 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_01010 a rdfs:Class ;
  rdfs:label "hydrolyzed BS2G" ;
  rdfs:comment "Hydrolyzed bis(sulfosuccinimidyl) glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02147 a rdfs:Class ;
  rdfs:label "HSAB" ;
  rdfs:comment "N-hydroxysuccinimidyl 4-azidobenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02088 a rdfs:Class ;
  rdfs:label "Sulfo-SMPB" ;
  rdfs:comment "Sulfo succinimidyl 4-(maleimidophenyl) butyrate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09140 a rdfs:Class ;
  rdfs:label "(5-N-succinimidoxy-5-oxopentyl)triphenylphosphonium bromide" ;
  rdfs:comment "(5-N-succinimidoxy-5-oxopentyl)triphenylphosphonium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02114 a rdfs:Class ;
  rdfs:label "IRCX" ;
  rdfs:comment "Dibenzoyloxysuccinimidylethyl phosphate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02207 a rdfs:Class ;
  rdfs:label "DEB" ;
  rdfs:comment "Diformyl-5-ethynylbenzene." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09249 a rdfs:Class ;
  rdfs:label "1,2-Benzo-3,4-dihydrocarbazole-9-ethyl chloroformate" ;
  rdfs:comment "1,2-Benzo-3,4-dihydrocarbazole-9-ethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_00132 a rdfs:Class ;
  rdfs:label "platinum(II)" ;
  rdfs:comment "Platinum(II) coordinates with the side chains of methionine (Met), cysteine (Cys), and histidine(His), namely, thioether, sulfhydryl, and imidazole." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09182 a rdfs:Class ;
  rdfs:label "methyl acetimidate" ;
  rdfs:comment "Methyl acetimidate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09056 a rdfs:Class ;
  rdfs:label "iodoacetic acid" ;
  rdfs:comment "Iodoacetic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09175 a rdfs:Class ;
  rdfs:label "cyclohexane-1,3-dione" ;
  rdfs:comment "Cyclohexane-1,3-dione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00154 a rdfs:Class ;
  rdfs:label "imino" ;
  rdfs:comment "An imino (R1R2-C=N-R3) reactive group that reacts with primary amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09227 a rdfs:Class ;
  rdfs:label "(R)-1-(4,6-Dimethoxy-1,3,5-triazin-2-yl)pyrrolidin-3-amine" ;
  rdfs:comment "(R)-1-(4,6-Dimethoxy-1,3,5-triazin-2-yl)pyrrolidin-3-amine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_02155 a rdfs:Class ;
  rdfs:label "Maleimide-PEG2-NHS" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-diethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09064 a rdfs:Class ;
  rdfs:label "4-[2-(6,7-dimethoxy-4-methyl-3-oxo-3,4-dihydroquinoxalyl)ethyl]-TAD" ;
  rdfs:comment "4-[2-(6,7-dimethoxy-4-methyl-3-oxo-3,4-dihydroquinoxalyl)ethyl]-TAD." ;
  rdfs:subClassOf obo:XLMOD_09061 .

obo:XLMOD_06512 a rdfs:Class ;
  rdfs:label "steroid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with steroids." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_09053 a rdfs:Class ;
  rdfs:label "4-nitrobenzoyl chloride" ;
  rdfs:comment "4-nitrobenzoyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01830 a rdfs:Class ;
  rdfs:label "3-Azidopyridine-adenine dinucleotide" ;
  rdfs:comment "3-Azidopyridine-adenine dinucleotide reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02090 a rdfs:Class ;
  rdfs:label "ABH" ;
  rdfs:comment "Azidobenzoyl hydrazide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02144 a rdfs:Class ;
  rdfs:label "DFDNB" ;
  rdfs:comment "1-5-Difluoro-2,4-dinitrobenzene." ;
  rdfs:subClassOf obo:XLMOD_00005 , obo:XLMOD_09243 .

obo:XLMOD_07108 a rdfs:Class ;
  rdfs:label "4-Bromobenzyl bromide" ;
  rdfs:comment "4-Bromobenzyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06020 .

obo:XLMOD_09021 a rdfs:Class ;
  rdfs:label "3-Hydroxy-1-methyl-piperidine" ;
  rdfs:comment "3-Hydroxy-1-methyl-piperidine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09207 a rdfs:Class ;
  rdfs:label "4-chloro-3,5-dinitrobenzotrifluoride" ;
  rdfs:comment "4-chloro-3,5-dinitrobenzotrifluoride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02099 a rdfs:Class ;
  rdfs:label "Sulfo-SADP" ;
  rdfs:comment "Sulfosuccinimidyl (4-azidophenyl)-1,3'-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09294 a rdfs:Class ;
  rdfs:label "4- bromomethyl-6,7-methylenedioxycoumarin" ;
  rdfs:comment "4- bromomethyl-6,7-methylenedioxycoumarin." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01046 a rdfs:Class ;
  rdfs:label "ammonium amidated CBDPS-d8" ;
  rdfs:comment "Deuterium labelled ammonium amidated cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09148 a rdfs:Class ;
  rdfs:label "2-fluoro-1-methylpyridium" ;
  rdfs:comment "2-fluoro-1-methylpyridium." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09281 a rdfs:Class ;
  rdfs:label "4-hydrazino-N,N,N-trimethyl-4-oxobutanaminium iodide" ;
  rdfs:comment "4-hydrazino-N,N,N-trimethyl-4-oxobutanaminium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09237 a rdfs:Class ;
  rdfs:label "o-(3-trimethylammoniumpropyl)hydroxylamine" ;
  rdfs:comment "O-(3-trimethylammoniumpropyl)hydroxylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02043 a rdfs:Class ;
  rdfs:label "DSA" ;
  rdfs:comment "Disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02228 a rdfs:Class ;
  rdfs:label "PEG-PL" ;
  rdfs:comment "Polyethylene glycol photo-cleavable Leiker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07115 a rdfs:Class ;
  rdfs:label "nonafluoro-1-iodobutane" ;
  rdfs:comment "Nonafluoro-1-iodobutane." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00042 a rdfs:Class ;
  rdfs:label "TCEP cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by the reducing agent TCEP (Tris(2-carboxyethyl)phosphin)." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_02036 a rdfs:Class ;
  rdfs:label "CDI" ;
  rdfs:comment "N,N'-Carbonyldiimidazole." ;
  rdfs:subClassOf obo:XLMOD_00008 .

obo:XLMOD_03001 a rdfs:Class ;
  rdfs:label "CBDPS" ;
  rdfs:comment "Cyanurbiotindipropionylsuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02058 a rdfs:Class ;
  rdfs:label "SDH-d12" ;
  rdfs:comment "Deuterium labelled suberic acid 1,8-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09122 a rdfs:Class ;
  rdfs:label "deuterium labelled 7-(N,N-dimethylaminosulfonyl)-4-(aminoethyl)piperadino-2,1-3-benzoxadiazole" ;
  rdfs:comment "Deuterium labelled 7-(N,N-dimethylaminosulfonyl)-4-(aminoethyl)piperadino-2,1-3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09212 a rdfs:Class ;
  rdfs:label "7-fluorobenzo-2-oxa-1,3-diazole-4-sulfonate" ;
  rdfs:comment "7-fluorobenzo-2-oxa-1,3-diazole-4-sulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07121 a rdfs:Class ;
  rdfs:label "2,2-Dimethoxypropane" ;
  rdfs:comment "2,2-Dimethoxypropane." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_09238 a rdfs:Class ;
  rdfs:label "methoxylamine" ;
  rdfs:comment "Methoxylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00129 a rdfs:Class ;
  rdfs:label "hydroxybenzotriazole" ;
  rdfs:comment "A reactive group that reacts with amines." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02008 a rdfs:Class ;
  rdfs:label "BS2G-d4" ;
  rdfs:comment "Deuterium labelled bis(sulfosuccinimidyl) 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09201 a rdfs:Class ;
  rdfs:label "3-pyridylcarbinol" ;
  rdfs:comment "3-pyridylcarbinol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02000 a rdfs:Class ;
  rdfs:label "BS3" ;
  rdfs:comment "Bis(sulfosuccinimidyl)suberate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09301 a rdfs:Class ;
  rdfs:label "9-aminophenanthrene" ;
  rdfs:comment "9-aminophenanthrene." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07016 a rdfs:Class ;
  rdfs:label "pentafluoropropionic anhydride" ;
  rdfs:comment "Pentafluoropropionic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06005 .

obo:XLMOD_07035 a rdfs:Class ;
  rdfs:label "9-Fluorenylmethyl chloroformate" ;
  rdfs:comment "9-Fluorenylmethyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_06523 a rdfs:Class ;
  rdfs:label "sialic acid reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with sialic acid." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_06103 a rdfs:Class ;
  rdfs:label "4-nitrophenyl" ;
  rdfs:comment "4-Nitrophenyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_09159 a rdfs:Class ;
  rdfs:label "2-nitrophenylhydrazine hydrochloride" ;
  rdfs:comment "2-nitrophenylhydrazine hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09017 a rdfs:Class ;
  rdfs:label "D-Cysteine" ;
  rdfs:comment "D-Cysteine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_01710 a rdfs:Class ;
  rdfs:label "5-azidouridine" ;
  rdfs:comment "5-azidouridine reagent." ;
  rdfs:subClassOf obo:XLMOD_00088 .

obo:XLMOD_02019 a rdfs:Class ;
  rdfs:label "MBS" ;
  rdfs:comment "m-Maleimidobenzoyl-N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01803 a rdfs:Class ;
  rdfs:label "Biotin-LC-ASA" ;
  rdfs:comment "1-(4-azidosalicylamido)-6(biotinamido)-hexane." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01016 a rdfs:Class ;
  rdfs:label "hydrolyzed BS2G-d4" ;
  rdfs:comment "Deuterium labelled hydrolyzed bis(sulfosuccinimidyl) 2,2,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_01043 a rdfs:Class ;
  rdfs:label "hydrolyzed DSA-13C6" ;
  rdfs:comment "Hydrolyzed 13C labelled disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_06501 a rdfs:Class ;
  rdfs:label "active hydrogen reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with active hydrogens like e.g. from -SH, -OH, -NH, -COOH groups." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_06107 a rdfs:Class ;
  rdfs:label "4-nitrobenzoate" ;
  rdfs:comment "4-Nitrobenzoatel fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_02134 a rdfs:Class ;
  rdfs:label "SDA" ;
  rdfs:comment "Succinimidyl-ester diazirine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_00165 a rdfs:Class ;
  rdfs:label "sulfonate" ;
  rdfs:comment "A sulfonate (R1-SO2O-R2) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_00015 a rdfs:Class ;
  rdfs:label "fluorescent" ;
  rdfs:comment "Indicates that a cross-linker is fluorescent." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_02026 a rdfs:Class ;
  rdfs:label "SMPB" ;
  rdfs:comment "N-Succinimidyl 4-[4-maleimidophenyl]butyrate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09125 a rdfs:Class ;
  rdfs:label "deuterium labelled Girard's reagent P" ;
  rdfs:comment "Deuterium labelled pyridinioacetohydrazide chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01079 a rdfs:Class ;
  rdfs:label "hydrolyzed SDA" ;
  rdfs:comment "Hydrolyzed succinimidyl-ester diazirine." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02069 a rdfs:Class ;
  rdfs:label "PEAS" ;
  rdfs:comment "N-((2-pyridyldithio)ethyl)-4-azidosalicylamide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09036 a rdfs:Class ;
  rdfs:label "(2-[4-aminophenoxy]ethyl)trimethylammonium bromide" ;
  rdfs:comment "(2-[4-aminophenoxy]ethyl)trimethylammonium bromide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01005 a rdfs:Class ;
  rdfs:label "ammonium amidated DSS-d4" ;
  rdfs:comment "Deuterium labelled ammonium amidated disuccinimidyl 2,2,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_00162 a rdfs:Class ;
  rdfs:label "isothiocyanate" ;
  rdfs:comment "An isothiocyanate (-N=C=S) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02248 a rdfs:Class ;
  rdfs:label "S-Methyl 5,5'-thiodipentanoylhydroxysuccinimide" ;
  rdfs:comment "S-Methyl 5,5'-thiodipentanoylhydroxysuccinimide cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02222 a rdfs:Class ;
  rdfs:label "azide-A-DSBSO" ;
  rdfs:comment "Azide-tagged acid-cleavable disuccinimidyl-bissulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09111 a rdfs:Class ;
  rdfs:label "pentafluorophenyl-activated ester of polyethyleneglycol" ;
  rdfs:comment "Pentafluorophenyl-activated ester of polyethyleneglycol." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_03007 a rdfs:Class ;
  rdfs:label "TMEA" ;
  rdfs:comment "Tris-(2-maleimidoethyl)amine." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09025 a rdfs:Class ;
  rdfs:label "1-Butanol hydrochloride" ;
  rdfs:comment "1-Butanol hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07103 a rdfs:Class ;
  rdfs:label "pentafluoroiodoethane" ;
  rdfs:comment "Pentafluoroiodoethane." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_02021 a rdfs:Class ;
  rdfs:label "PDPH" ;
  rdfs:comment "3-[2-Pyridyldithio]propionyl hydrazide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01825 a rdfs:Class ;
  rdfs:label "Photobiotin" ;
  rdfs:comment "Photoactivatable Biotin." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09010 a rdfs:Class ;
  rdfs:label "dansyl hydrazine" ;
  rdfs:comment "Dansyl hydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07079 a rdfs:Class ;
  rdfs:label "benzoic acid" ;
  rdfs:comment "Benzoic acid." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_09215 a rdfs:Class ;
  rdfs:label "4-(aminosulfonyl)-7-(1-piperazinyl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-(aminosulfonyl)-7-(1-piperazinyl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07046 a rdfs:Class ;
  rdfs:label "dimethyldichlorosilane" ;
  rdfs:comment "Dimethyldichlorosilane." ;
  rdfs:subClassOf obo:XLMOD_06014 .

obo:XLMOD_01094 a rdfs:Class ;
  rdfs:label "hydrolyzed PDH" ;
  rdfs:comment "Hydrolyzed pimelic acid dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02010 a rdfs:Class ;
  rdfs:label "1-ethyl-3-(3-Dimethylaminopropyl)carbodiimide hydrochloride" ;
  rdfs:comment "1-ethyl-3-(3-Dimethylaminopropyl)carbodiimide hydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00008 , obo:XLMOD_06010 .

obo:XLMOD_00020 a rdfs:Class ;
  rdfs:label "iodinatable" ;
  rdfs:comment "Indicates that a cross-linker is iodinatable, e.g. for autoradiographic detection by radio-labelling with J-131." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_00094 a rdfs:Class ;
  rdfs:label "alkenized cross-linker related chemical modification" ;
  rdfs:comment "Alkenization dead-end modification resulting from a cross-linker reagent reacting only with one peptide." ;
  rdfs:subClassOf obo:XLMOD_00002 .

obo:XLMOD_09270 a rdfs:Class ;
  rdfs:label "dimethylaminoazobenzene isothiocyanate" ;
  rdfs:comment "Dimethylaminoazobenzene isothiocyanate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09223 a rdfs:Class ;
  rdfs:label "4-nitro-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-nitro-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_01904 a rdfs:Class ;
  rdfs:label "pBpa-d11" ;
  rdfs:comment "Deuterium labelled p-benzoyl-L-phenylalanine." ;
  rdfs:subClassOf obo:XLMOD_00049 .

obo:XLMOD_07110 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidedibutyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidedibutyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_09196 a rdfs:Class ;
  rdfs:label "1-methylimidazole-2-sulfonyl chloride" ;
  rdfs:comment "1-methylimidazole-2-sulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02032 a rdfs:Class ;
  rdfs:label "DST" ;
  rdfs:comment "Disuccinimidyl tartrate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09186 a rdfs:Class ;
  rdfs:label "deuterium labelled acetaldehyde" ;
  rdfs:comment "Deuterium labelled acetaldehyde." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01032 a rdfs:Class ;
  rdfs:label "ammonium amidated TEABS" ;
  rdfs:comment "Ammonium amidated TEABS cross-linking reagent." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09104 a rdfs:Class ;
  rdfs:label "4-methylpiperazine acetyl succinimide" ;
  rdfs:comment "4-methylpiperazine acetyl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09032 a rdfs:Class ;
  rdfs:label "isobutyl chloroformate" ;
  rdfs:comment "Isobutyl chloroformate." ;
  rdfs:subClassOf obo:XLMOD_06018 .

obo:XLMOD_06106 a rdfs:Class ;
  rdfs:label "4-chlorobenzoate" ;
  rdfs:comment "4-Chlorobenzoatel fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_07122 a rdfs:Class ;
  rdfs:label "4-Tolylsulfonylmethylnitrosamide" ;
  rdfs:comment "4-Tolylsulfonylmethylnitrosamide." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00173 a rdfs:Class ;
  rdfs:label "phosphonic acid" ;
  rdfs:comment "A phosphonic acid handle, which can be used for IMAC-enrichment." ;
  rdfs:subClassOf obo:XLMOD_00050 , obo:XLMOD_00172 .

obo:XLMOD_09176 a rdfs:Class ;
  rdfs:label "pyroglutamic acid succinimidyl ester" ;
  rdfs:comment "Pyroglutamic acid succinimidyl ester." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_00089 a rdfs:Class ;
  rdfs:label "RNA-SH" ;
  rdfs:comment "Thiol-modified RNA." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_02188 a rdfs:Class ;
  rdfs:label "THPP" ;
  rdfs:comment "beta-(tris[hydroxymethyl]phosphine)propionic acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02004 a rdfs:Class ;
  rdfs:label "BS3-d4" ;
  rdfs:comment "Deuterium labelled (bis(sulfosuccinimidyl) 2,2,7,7-suberate)." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02256 a rdfs:Class ;
  rdfs:label "ARGO3" ;
  rdfs:comment "R-R aromatic glyoxal cross-linker 3." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09107 a rdfs:Class ;
  rdfs:label "deuterium labelled 4-methylpiperadinebutyryl succinimide" ;
  rdfs:comment "Deuterium labelled 4-methylpiperadinebutyryl succinimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02171 a rdfs:Class ;
  rdfs:label "NHS-LC-ASA" ;
  rdfs:comment "Succinimidyl(4-azido-salicylamido) hexanoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01013 a rdfs:Class ;
  rdfs:label "ammonium amidated DSG" ;
  rdfs:comment "Ammonium amidated disuccinimidyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09014 a rdfs:Class ;
  rdfs:label "hydroxylamine" ;
  rdfs:comment "Hydroxylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07111 a rdfs:Class ;
  rdfs:label "N,N-Dimethylformamidediisopropyl acetal" ;
  rdfs:comment "N,N-Dimethylformamidediisopropyl acetal." ;
  rdfs:subClassOf obo:XLMOD_06017 .

obo:XLMOD_02227 a rdfs:Class ;
  rdfs:label "PL" ;
  rdfs:comment "Photo-cleavable Leiker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02111 a rdfs:Class ;
  rdfs:label "S-Methyl 5,5'-thiodipentanoylhydroxysuccinimidemethylsulfate" ;
  rdfs:comment "S-Methyl 5,5'-thiodipentanoylhydroxysuccinimidemethylsulfate cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00168 a rdfs:Class ;
  rdfs:label "benzyl bromide reactive group" ;
  rdfs:comment "A benzyl bromide (C6H5CH2Br) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02094 a rdfs:Class ;
  rdfs:label "NHS-ASA" ;
  rdfs:comment "N-Hydroxysuccinimidyl-4-azidosalicyclic acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02084 a rdfs:Class ;
  rdfs:label "Sulfo-EMCS" ;
  rdfs:comment "N-(epsilon-Maleimidocaproyloxy) sulfo succinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09115 a rdfs:Class ;
  rdfs:label "2-bromo-1-methylpyridinium iodide" ;
  rdfs:comment "2-bromo-1-methylpyridinium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01722 a rdfs:Class ;
  rdfs:label "Ac4-ManNDAz" ;
  rdfs:comment "The Ac4-ManNDAz sialic acid analogue used for glycan-protein cross-linking." ;
  rdfs:subClassOf obo:XLMOD_00093 .

obo:XLMOD_09024 a rdfs:Class ;
  rdfs:label "4-[2-(N,Ndimethylamino)ethylaminosulfonyl]-7-(2-aminoethylamino)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,Ndimethylamino)ethylaminosulfonyl]-7-(2-aminoethylamino)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02015 a rdfs:Class ;
  rdfs:label "GMBS" ;
  rdfs:comment "N-[gamma-Maleimidobutyryloxy] succinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01807 a rdfs:Class ;
  rdfs:label "NHS-SS-PEG4-Biotin" ;
  rdfs:comment "NHS-SS-PEG4-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_09077 a rdfs:Class ;
  rdfs:label "4-toluenesulfonhydrazide" ;
  rdfs:comment "4-toluenesulfonhydrazide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09321 a rdfs:Class ;
  rdfs:label "TSTO" ;
  rdfs:comment "Tris-succinimidyl trioxane." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02238 a rdfs:Class ;
  rdfs:label "pcPIR" ;
  rdfs:comment "Photo-cleavable Protein Interaction Reporter." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02191 a rdfs:Class ;
  rdfs:label "KMUA" ;
  rdfs:comment "N-kappa-Maleimidoundecanoic acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01714 a rdfs:Class ;
  rdfs:label "sym-triazine trichloride" ;
  rdfs:comment "Sym-triazine trichloride reagent." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02095 a rdfs:Class ;
  rdfs:label "Sulfo-HSAB" ;
  rdfs:comment "N-Hydroxysulfosuccinimidyl-4-azidobenzoate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02166 a rdfs:Class ;
  rdfs:label "MTS-5-MTS" ;
  rdfs:comment "1,5-Pentanediyl bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00118 a rdfs:Class ;
  rdfs:label "tetrafluorophenyl azide" ;
  rdfs:comment "Tetrafluorophenyl (TFP) azide (N=N=N) photoreactive group." ;
  rdfs:subClassOf obo:XLMOD_00114 .

obo:XLMOD_00149 a rdfs:Class ;
  rdfs:label "photoactivatable" ;
  rdfs:comment "Indicates that a reactive group is photoactivatable." ;
  rdfs:subClassOf obo:XLMOD_00108 .

obo:XLMOD_02109 a rdfs:Class ;
  rdfs:label "SBC" ;
  rdfs:comment "N-succinimidyl p-benzoyldihydrocinnamate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02116 a rdfs:Class ;
  rdfs:label "azide-DSG" ;
  rdfs:comment "Bis(succinimidyl)-3-azidomethyl glutarate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09181 a rdfs:Class ;
  rdfs:label "N-hydroxy-benzotriazolyl-(S)-naproxen ester" ;
  rdfs:comment "N-hydroxy-benzotriazolyl-(S)-naproxen ester." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_09129 a rdfs:Class ;
  rdfs:label "5,5'-Dithio-(bis-2-nitrobenzoic) acid" ;
  rdfs:comment "5,5'-Dithio-(bis-2-nitrobenzoic) acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01098 a rdfs:Class ;
  rdfs:label "oxidized L-Photo-Isoleucine" ;
  rdfs:comment "Oxidized L-Photo-Isoleucine." ;
  rdfs:subClassOf obo:XLMOD_00097 .

obo:XLMOD_01068 a rdfs:Class ;
  rdfs:label "hydrolyzed BuTuGPG" ;
  rdfs:comment "Hydrolyzed 4-[3-(2-{2-[(2,5-dioxo-pyrrolidin-1-yloxycarbonyl-methyl)-carbamoyl]-pyrrolidin-1-yl}-2-oxo-ethyl)-thioureido]-butyric acid 2,5-dioxo-pyrrolidin-1-yl ester." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_09280 a rdfs:Class ;
  rdfs:label "heptadecafluoroundecylamine" ;
  rdfs:comment "Heptadecafluoroundecylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00151 a rdfs:Class ;
  rdfs:label "pentylamine" ;
  rdfs:comment "A pentylamine (CH3(CH2)4-NH2) reactive group that reacts with carboxyl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_00072 a rdfs:Class ;
  rdfs:label "avidin reactive" ;
  rdfs:comment "Indicates that a reactive group is reactive with either of the glycoproteins avidin, streptavidin or neutravidin." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_01093 a rdfs:Class ;
  rdfs:label "ammonium amidated BMPS" ;
  rdfs:comment "Ammonium amidated N-(beta-Maleimidopropyloxy)succinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09118 a rdfs:Class ;
  rdfs:label "deuterium labelled 3-carbinol-1-methylpyridinium iodide" ;
  rdfs:comment "Deuterium labelled 3-carbinol-1-methylpyridinium iodide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00064 a rdfs:Class ;
  rdfs:label "oxidized" ;
  rdfs:comment "Indicates that a cross-linker is oxidized, e.g. by oxidizing a carbonyl to a carboxyl functional group." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_00157 a rdfs:Class ;
  rdfs:label "benzofurazan" ;
  rdfs:comment "A benzofurazan (2,1,3-benzoxadiazole) reactive group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09035 a rdfs:Class ;
  rdfs:label "ethyl bromoacetate" ;
  rdfs:comment "Ethyl bromoacetate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02234 a rdfs:Class ;
  rdfs:label "PIR-I" ;
  rdfs:comment "Protein Interaction Reporter-I." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02201 a rdfs:Class ;
  rdfs:label "NHS-PEG4-azide" ;
  rdfs:comment "N-hydroxysuccinimide ester tetraoxapentadecane azide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09137 a rdfs:Class ;
  rdfs:label "3-chlorocarbonyl-6,7-dimethoxy-1-methyl-2(1H)-quinoxalinone" ;
  rdfs:comment "3-chlorocarbonyl-6,7-dimethoxy-1-methyl-2(1H)-quinoxalinone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01035 a rdfs:Class ;
  rdfs:label "hydrolyzed DSP-d8" ;
  rdfs:comment "Hydrolyzed deuterium-labelled dithiobis[succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02216 a rdfs:Class ;
  rdfs:label "DMDSSO" ;
  rdfs:comment "Dimethyl disuccinimidyl sulfoxide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01021 a rdfs:Class ;
  rdfs:label "hydrolyzed EGS" ;
  rdfs:comment "Hydrolyzed ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02127 a rdfs:Class ;
  rdfs:label "DEST" ;
  rdfs:comment "Diethylsuberthioimidate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_06504 a rdfs:Class ;
  rdfs:label "nitrosamine reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with nitrosamines." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00103 a rdfs:Class ;
  rdfs:label "diazirine" ;
  rdfs:comment "Photoreactive group (R1-CN2-R2) that inserts into any C-H or N-H bond." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09043 a rdfs:Class ;
  rdfs:label "12,4-dinitrofluorobenzene" ;
  rdfs:comment "12,4-dinitrofluorobenzene." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07010 a rdfs:Class ;
  rdfs:label "hexamethyldisilazane" ;
  rdfs:comment "Hexamethyldisilazane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02025 a rdfs:Class ;
  rdfs:label "Sulfo-SMCC" ;
  rdfs:comment "Sulfosuccinimidyl-4-[N-maleimidomethyl]cyclohexane-1-carboxylate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02249 a rdfs:Class ;
  rdfs:label "Sulfo-SBP" ;
  rdfs:comment "4-(N-Sulfosuccinimidylcarboxy)benzophenone." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02073 a rdfs:Class ;
  rdfs:label "MTS-1-MTS" ;
  rdfs:comment "1,1-Methanediyl Bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02014 a rdfs:Class ;
  rdfs:label "EMCS" ;
  rdfs:comment "6-Maleimidohexanoic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07021 a rdfs:Class ;
  rdfs:label "N-Methyl-bis(trifluoroacetamide)" ;
  rdfs:comment "N-Methyl-bis(trifluoroacetamide)." ;
  rdfs:subClassOf obo:XLMOD_06015 .

obo:XLMOD_02133 a rdfs:Class ;
  rdfs:label "Sulfo-SFAD" ;
  rdfs:comment "Sulfosuccinimidyl(perfluoroazidobenzamido)ethyl-1,3´-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09170 a rdfs:Class ;
  rdfs:label "N-propylmaleimide" ;
  rdfs:comment "N-propylmaleimide." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07099 a rdfs:Class ;
  rdfs:label "2,2,3,3,3-Pentafluoro-1-propanol" ;
  rdfs:comment "2,2,3,3,3-Pentafluoro-1-propanol." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_00082 a rdfs:Class ;
  rdfs:label "nucleoside" ;
  rdfs:comment "A combination of a nucleobase and a sugar (either ribose or deoxyribose)." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_07100 a rdfs:Class ;
  rdfs:label "2,3,5,6-Tetrafluoro-4-ethanol(trifluoromethyl)benzyl bromide" ;
  rdfs:comment "2,3,5,6-Tetrafluoro-4-ethanol(trifluoromethyl)benzyl bromide." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_01822 a rdfs:Class ;
  rdfs:label "Biotin-Hydrazide" ;
  rdfs:comment "Biocytine-Hydrazide biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_01049 a rdfs:Class ;
  rdfs:label "hydrolyzed CBDPSS-d8" ;
  rdfs:comment "Deuterium labelled hydrolyzed cyanurbiotindimercaptopropionylsulfosuccinimide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

<https://w3id.org/linkml/Any> a rdfs:Class ;
  rdfs:comment "An unconstrained type or object" .

obo:XLMOD_07068 a rdfs:Class ;
  rdfs:label "ethyl trifluoromethanesulfonate" ;
  rdfs:comment "Ethyl trifluoromethanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_01800 a rdfs:Class ;
  rdfs:label "Psoralen-PEG3-Biotin" ;
  rdfs:comment "Psoralen-PEG3-Biotin biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_00061 a rdfs:Class ;
  rdfs:label "base cleavable" ;
  rdfs:comment "Indicates that a cross-linker is chemically cleavable by bases." ;
  rdfs:subClassOf obo:XLMOD_00017 .

obo:XLMOD_07080 a rdfs:Class ;
  rdfs:label "tert-Butyl methyl ether" ;
  rdfs:comment "Tert-Butyl methyl ether." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02184 a rdfs:Class ;
  rdfs:label "SBAP" ;
  rdfs:comment "Succinimdyl 3-(bromoacetamido)propionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06110 a rdfs:Class ;
  rdfs:label "phenacyl" ;
  rdfs:comment "Phenacyl fluorophore." ;
  rdfs:subClassOf obo:XLMOD_06101 .

obo:XLMOD_00053 a rdfs:Class ;
  rdfs:label "alkyne" ;
  rdfs:comment "An alkyne (hadrocarbon with at least one C-C triple bond) tag, e.g. BARAC (biarylazacycloctynone) to enable enrichment of cross-linked peptides by either coupling of an affinity group with alkyne-azido click chemistry or by using immobilized azide linkers." ;
  rdfs:subClassOf obo:XLMOD_00019 , obo:XLMOD_00050 .

obo:XLMOD_01076 a rdfs:Class ;
  rdfs:label "ammonium amidated BSOCOES" ;
  rdfs:comment "Ammonium amidated bis(2-[Succinimidooxycarbonyloxy]ethyl) sulfone." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09101 a rdfs:Class ;
  rdfs:label "2,4-Dinitrofluorobenzene" ;
  rdfs:comment "2,4-Dinitrofluorobenzene." ;
  rdfs:subClassOf obo:XLMOD_09243 .

obo:XLMOD_00005 a rdfs:Class ;
  rdfs:label "homofunctional cross-linker" ;
  rdfs:comment "A cross-linking reagent with identical reactive groups at each end of the spacer arm." ;
  rdfs:subClassOf obo:XLMOD_00004 .

obo:XLMOD_07076 a rdfs:Class ;
  rdfs:label "4-Bromophenacyl trifluoro-methanesulfonate" ;
  rdfs:comment "4-Bromophenacyl trifluoro-methanesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02003 a rdfs:Class ;
  rdfs:label "DSS-d12" ;
  rdfs:comment "Deuterium labelled disuccinimidyl 2,2,3,3,4,4,5,5,6,6,7,7-suberate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00140 a rdfs:Class ;
  rdfs:label "vinyl sulfone" ;
  rdfs:comment "A reactive group that reacts with hydroxyl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09088 a rdfs:Class ;
  rdfs:label "(3-(2-nitro-4-trifluoromethylphenyl)aminophenyl)dihydroxyborane" ;
  rdfs:comment "(3-(2-nitro-4-trifluoromethylphenyl)aminophenyl)dihydroxyborane." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06002 a rdfs:Class ;
  rdfs:label "alkylation reagent" ;
  rdfs:comment "Derivatization reagent replacing an active hydrogen by an aliphatic or aliphatic-aromatic group." ;
  rdfs:subClassOf obo:XLMOD_06001 .

obo:XLMOD_00124 a rdfs:Class ;
  rdfs:label "isocyanate" ;
  rdfs:comment "An isocyanate (-N=C=O) that reacts with hydroxyl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02169 a rdfs:Class ;
  rdfs:label "SFAD" ;
  rdfs:comment "Succinimidyl(perfluoroazidobenzamido)ethyl-1,3´-dithiopropionate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_02083 a rdfs:Class ;
  rdfs:label "EMCH-TFA" ;
  rdfs:comment "N-(epsilon-Maleimidocaproic acid)hydrazide, TriFluoroacetic Acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01028 a rdfs:Class ;
  rdfs:label "ammonium amidated DSA" ;
  rdfs:comment "Ammonium amidated disuccinimidyladipic acid." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_07043 a rdfs:Class ;
  rdfs:label "N-(Trimethylsilyl)diethylamine" ;
  rdfs:comment "N-(Trimethylsilyl)diethylamine." ;
  rdfs:subClassOf obo:XLMOD_06013 .

obo:XLMOD_06013 a rdfs:Class ;
  rdfs:label "TMS reagent" ;
  rdfs:comment "Trimethylsilyl (TMS) reagent replacing an active hydrogen by a silyl group." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_09241 a rdfs:Class ;
  rdfs:label "4-[2-(N,Ndimethylamino)ethylaminosulfonyl]-7-chloro-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,Ndimethylamino)ethylaminosulfonyl]-7-chloro-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00050 a rdfs:Class ;
  rdfs:label "handle" ;
  rdfs:comment "A handle attached to a cross-linker used for detection, affinity enrichment or purification." ;
  rdfs:subClassOf obo:XLMOD_00001 .

obo:XLMOD_06515 a rdfs:Class ;
  rdfs:label "nucleoside reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with nucleosides." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_07065 a rdfs:Class ;
  rdfs:label "Triethylsilyl methallylsulfinate" ;
  rdfs:comment "Triethylsilyl methallylsulfinate." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_09096 a rdfs:Class ;
  rdfs:label "deuterium labelled N-methylnicotinic acid N-hydroxysuccinimide ester" ;
  rdfs:comment "Deuterium labelled N-methylnicotinic acid N-hydroxysuccinimide ester." ;
  rdfs:subClassOf obo:XLMOD_09005 .

obo:XLMOD_09246 a rdfs:Class ;
  rdfs:label "N-(2,4-dinitro-5-fluorophenyl)-D-alaninamide" ;
  rdfs:comment "N-(2,4-dinitro-5-fluorophenyl)-D-alaninamide." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_09244 .

obo:XLMOD_09310 a rdfs:Class ;
  rdfs:label "6-[N-(3-propionohydrazino)thioureido]benzo[g]-phthalazine-1,4-(2H,3H)-dione" ;
  rdfs:comment "6-[N-(3-propionohydrazino)thioureido]benzo[g]-phthalazine-1,4-(2H,3H)-dione." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02196 a rdfs:Class ;
  rdfs:label "Sulfo-SAPD" ;
  rdfs:comment "Sulfosuccinimidyl 2-(4-azidosalicylamido) ethyl-1,3-dithioproprioonate." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_07023 a rdfs:Class ;
  rdfs:label "pentafluoropropanol" ;
  rdfs:comment "Pentafluoropropanol." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_02182 a rdfs:Class ;
  rdfs:label "C6-SANH" ;
  rdfs:comment "C6-Succinimidyl 4-hydrazinonicotinate acetone hydrazone." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09003 a rdfs:Class ;
  rdfs:label "dimethylglycine" ;
  rdfs:comment "Dimethylglycine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09252 a rdfs:Class ;
  rdfs:label "1,2-Benzo-3,4-dihydrocarbazole-9-ethyl-benzenesulfonate" ;
  rdfs:comment "1,2-Benzo-3,4-dihydrocarbazole-9-ethyl-benzenesulfonate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09235 a rdfs:Class ;
  rdfs:label "2-hydrazino-4-trifluoromethylpyrimidine" ;
  rdfs:comment "2-hydrazino-4-trifluoromethylpyrimidine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00138 a rdfs:Class ;
  rdfs:label "carboxyl" ;
  rdfs:comment "A reactive group (-COOH) that reacts with primary amine (-NH2) groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02138 a rdfs:Class ;
  rdfs:label "DMA" ;
  rdfs:comment "Dimethyl adipimidate dihydrochloride." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09133 a rdfs:Class ;
  rdfs:label "1-(4-lsopropyl) phenyl-3-methyl-5-pyrazolone" ;
  rdfs:comment "1-(4-lsopropyl) phenyl-3-methyl-5-pyrazolone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_06518 a rdfs:Class ;
  rdfs:label "glycan reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with glycans." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_00135 a rdfs:Class ;
  rdfs:label "azido-methylcoumarin" ;
  rdfs:comment "A photoreactive azido-methylcoumarin group." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_02212 a rdfs:Class ;
  rdfs:label "ABAS-13C6" ;
  rdfs:comment "13C labelled azidobenzoic acid succinimide." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_06507 a rdfs:Class ;
  rdfs:label "catecholamine reactive" ;
  rdfs:comment "Indicates that a derivatization reagent is reactive with catecholamines." ;
  rdfs:subClassOf obo:XLMOD_00027 .

obo:XLMOD_02122 a rdfs:Class ;
  rdfs:label "SBBT" ;
  rdfs:comment "1,1'-(suberoyldioxy)bisbenzotriazole." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_02105 a rdfs:Class ;
  rdfs:label "DiBBSIAS" ;
  rdfs:comment "Bis(2,5-dioxopyrrolidin-1-yl) 2,2'-(2,4-dibromophenylsulfonylazanediyl)diacetate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_03012 a rdfs:Class ;
  rdfs:label "MRN" ;
  rdfs:comment "MRN cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09028 a rdfs:Class ;
  rdfs:label "2-Bromo-1-(4-(dimethylamino)phenyl)ethanone" ;
  rdfs:comment "2-Bromo-1-(4-(dimethylamino)phenyl)ethanone." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01084 a rdfs:Class ;
  rdfs:label "alkenized LC-SDA" ;
  rdfs:comment "Alkenized LC-SDA." ;
  rdfs:subClassOf obo:XLMOD_00094 .

obo:XLMOD_09230 a rdfs:Class ;
  rdfs:label "(R)-4,6-dimethoxy-N-(pyrrolidin-3-yl)-1,3,5-triazin-2-amine" ;
  rdfs:comment "(R)-4,6-dimethoxy-N-(pyrrolidin-3-yl)-1,3,5-triazin-2-amine." ;
  rdfs:subClassOf obo:XLMOD_06009 , obo:XLMOD_06010 .

obo:XLMOD_01065 a rdfs:Class ;
  rdfs:label "hydrolyzed IRCX" ;
  rdfs:comment "Hydrolyzed dibenzoyloxysuccinimidylethyl phosphate." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_00012 a rdfs:Class ;
  rdfs:label "amidated" ;
  rdfs:comment "Indicates that a cross-linker is amidated." ;
  rdfs:subClassOf obo:XLMOD_00009 .

obo:XLMOD_00113 a rdfs:Class ;
  rdfs:label "alkoxyamine" ;
  rdfs:comment "A reactive group (R-O-N-R2) that conjugates to carbonyls." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_09257 a rdfs:Class ;
  rdfs:label "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[2-(N,N-dimethylamino)ethylaminosulfonyl]-7-(3-aminopyrrolidin-1-yl)-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_01054 a rdfs:Class ;
  rdfs:label "ammonium amidated DSG-d6" ;
  rdfs:comment "Deuterium labelled ammonium amidated disuccinimidyl 2,2,3,3,4,4-glutarate." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_02029 a rdfs:Class ;
  rdfs:label "DSP" ;
  rdfs:comment "Dithiobis[succinimidyl propionate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_07054 a rdfs:Class ;
  rdfs:label "chloro-dimethyl(pentafluorophenyl)silane" ;
  rdfs:comment "Chloro-dimethyl(pentafluorophenyl)silane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:XLMOD_07095 a rdfs:Class ;
  rdfs:label "2,3,4,5,6-Pentafluorobenzoic anhydride" ;
  rdfs:comment "2,3,4,5,6-Pentafluorobenzoic anhydride." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_07118 a rdfs:Class ;
  rdfs:label "triethyloxonium hexafluorophosphate" ;
  rdfs:comment "Triethyloxonium hexafluorophosphate." ;
  rdfs:subClassOf obo:XLMOD_06019 .

obo:XLMOD_03006 a rdfs:Class ;
  rdfs:label "SBED" ;
  rdfs:comment "SBED cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_07087 a rdfs:Class ;
  rdfs:label "pentafluorobenzenesulfonyl chloride" ;
  rdfs:comment "Pentafluorobenzenesulfonyl chloride." ;
  rdfs:subClassOf obo:XLMOD_06004 .

obo:XLMOD_02245 a rdfs:Class ;
  rdfs:label "Azido-PEG16-NHS ester" ;
  rdfs:comment "Azido-PEG16-NHS ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09263 a rdfs:Class ;
  rdfs:label "4-[[(N-hydrazinoformyl)methyl]-N-methyl]amino-7-[N,N-(dimethylamino)sulfonyl]-2,1,3-benzoxadiazole" ;
  rdfs:comment "4-[[(N-hydrazinoformyl)methyl]-N-methyl]amino-7-[N,N-(dimethylamino)sulfonyl]-2,1,3-benzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02158 a rdfs:Class ;
  rdfs:label "Maleimide-PEG12-NHS" ;
  rdfs:comment "Succinimidyl-[(N-maleimidopropionamido)-dodecaethyleneglycol] ester." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01039 a rdfs:Class ;
  rdfs:label "hydrolyzed EGS-d12" ;
  rdfs:comment "Deuterium labelled hydrolyzed ethylene glycolbis(succinimidylsuccinate)." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_02160 a rdfs:Class ;
  rdfs:label "11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester" ;
  rdfs:comment "11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_01057 a rdfs:Class ;
  rdfs:label "hydrolyzed SDH" ;
  rdfs:comment "Hydrolyzed Suberic acid 1,8-dihydrazide." ;
  rdfs:subClassOf obo:XLMOD_00096 .

obo:XLMOD_00108 a rdfs:Class ;
  rdfs:label "photoreactive" ;
  rdfs:comment "Indicates that a reactive group is photoreactive." ;
  rdfs:subClassOf obo:XLMOD_00026 .

obo:XLMOD_06020 a rdfs:Class ;
  rdfs:label "arylation reagent" ;
  rdfs:comment "Derivatization reagent replacing an active hydrogen by an aliphatic-aromatic group, e.g. a -phenyl, -tolyl, -xylyl, -naphthy, -benzyl group." ;
  rdfs:subClassOf obo:XLMOD_06002 .

obo:XLMOD_09039 a rdfs:Class ;
  rdfs:label "7-fluoro-4-nitrobenzoxadiazole" ;
  rdfs:comment "7-fluoro-4-nitrobenzoxadiazole." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02177 a rdfs:Class ;
  rdfs:label "BMPA" ;
  rdfs:comment "N-beta-Maleimidopropionic acid." ;
  rdfs:subClassOf obo:XLMOD_00006 .

obo:XLMOD_09092 a rdfs:Class ;
  rdfs:label "sulfanilic acid" ;
  rdfs:comment "Sulfanilic acid." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_09046 a rdfs:Class ;
  rdfs:label "3-(Perfluorooctyl)propylamine" ;
  rdfs:comment "3-(Perfluorooctyl)propylamine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_00075 a rdfs:Class ;
  rdfs:label "pyrimidine base" ;
  rdfs:comment "A pyrimidine base occurring in nucleic acids." ;
  rdfs:subClassOf obo:XLMOD_00073 .

obo:XLMOD_02218 a rdfs:Class ;
  rdfs:label "ICATXL1" ;
  rdfs:comment "N-biotinyl-N'-[3,5-Bis-(N-succinimidyloxycarbonyl-methoxy)-benzoyl]-ethane-1,2-diamine." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00146 a rdfs:Class ;
  rdfs:label "dimethylether" ;
  rdfs:comment "A dimethylether (Ch3-O-CH3) reactive group that reacts with carboxyl groups." ;
  rdfs:subClassOf obo:XLMOD_00100 .

obo:XLMOD_01024 a rdfs:Class ;
  rdfs:label "ammonium amidated BiPS" ;
  rdfs:comment "Ammonium amidated bimane bisthiopropionic acid N-succinimidyl ester." ;
  rdfs:subClassOf obo:XLMOD_00095 .

obo:XLMOD_09126 a rdfs:Class ;
  rdfs:label "deuterium labelled 2,4-dinitrophenylhydrazine" ;
  rdfs:comment "Deuterium labelled 2,4-dinitrophenylhydrazine." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_02077 a rdfs:Class ;
  rdfs:label "MTS-11-MTS" ;
  rdfs:comment "Undecane-1,11-diyl-bismethanethiosulfonate." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_00006 a rdfs:Class ;
  rdfs:label "heterofunctional cross-linker" ;
  rdfs:comment "A cross-linking reagent with at least two different reactive groups." ;
  rdfs:subClassOf obo:XLMOD_00004 .

obo:XLMOD_01811 a rdfs:Class ;
  rdfs:label "NHS-Iminobiotin trifluoroacetamide" ;
  rdfs:comment "NHS-Iminobiotin trifluoroacetamide biotinylation reagent." ;
  rdfs:subClassOf obo:XLMOD_00003 .

obo:XLMOD_07006 a rdfs:Class ;
  rdfs:label "boron trifluoride" ;
  rdfs:comment "Boron trifluoride derivatization reagent." ;
  rdfs:subClassOf obo:XLMOD_06016 .

obo:XLMOD_02072 a rdfs:Class ;
  rdfs:label "3,6,9-Trioxaundecane-1,11-diyl dimethanethiosulfonate" ;
  rdfs:comment "3,6,9-Trioxaundecane-1,11-diyl dimethanethiosulfonate cross-linker." ;
  rdfs:subClassOf obo:XLMOD_00005 .

obo:XLMOD_09144 a rdfs:Class ;
  rdfs:label "3-aminopyridyl-N-hydroxysuccinimidylcarbamate" ;
  rdfs:comment "3-aminopyridyl-N-hydroxysuccinimidylcarbamate." ;
  rdfs:subClassOf obo:XLMOD_06010 .

obo:XLMOD_07057 a rdfs:Class ;
  rdfs:label "hexamethyldisiloxane" ;
  rdfs:comment "Hexamethyldisiloxane." ;
  rdfs:subClassOf obo:XLMOD_06003 .

obo:IAO_0000115 a rdf:Property ;
  rdfs:label "definition" ;
  rdfs:range xsd:string .

<http://purl.obolibrary.org/obo/xlmod#has_chromophore> a rdf:Property ;
  rdfs:label "has_chromophore" ;
  rdfs:comment "Indicates that the derivatization reagent can be detected by the specified chromophore." ;
  rdfs:range <https://w3id.org/linkml/Any> .

<http://purl.obolibrary.org/obo/xlmod#has_click_enabled_linker> a rdf:Property ;
  rdfs:label "has_click_enabled_linker" ;
  rdfs:comment "Indicates that the cross-linking reagent has a linker that can be enabled by click chemistry." ;
  rdfs:range <https://w3id.org/linkml/Any> .

<http://purl.obolibrary.org/obo/xlmod#has_electrophore> a rdf:Property ;
  rdfs:label "has_electrophore" ;
  rdfs:comment "Indicates that the derivatization reagent can be detected by the specified electrophore." ;
  rdfs:range <https://w3id.org/linkml/Any> .
