Term Name: hapten
Synonyms: haptens
Definition: Any substance capable of eliciting an immune response only when attached to a large carrier such as a protein. Examples include dinitrophenols; oligosaccharides; peptides; and heavy metals.
Ontology: ChEBI [CHEBI:59174]  ( EBI )

Relationships
is a type of: biological role
inverse has_role: (+-)-3'-AmNic (1S,2S,5S)-2-(4-glutaridylbenzyl)-5-phenylcyclohexan-1-ol (2-diazoniophenyl)arsonate (2-{[(4-aminophenyl)sulfonyl]amino}-1,3-thiazol-5-yl)acetic acid (4-diazoniophenyl)arsonate (4-hydroxy-3,5-dinitrophenyl)acetic acid (4-hydroxy-3-nitrophenyl)acetic acid (4Z)-2,8:7,12:11,15:14,18:17,22-pentaanhydro-1,3-O-(2-carboxyethylidene)-4,5,6,9,10,13,19,20,21-nonadeoxy-L-arabino-L-allo-L-allo-docosa-4,9,20-trienitol (5R)-5-isopropenyl-1,2-dimethylcyclohexane 1-hydroperoxide (5R)-5-isopropenyl-2-methylcyclohexane 1-hydroperoxide (S)-(+)-4-(5-carboxypentyl)methamphetamine (S,S)-trans-1-isopropyl-2,3,3,5-tetramethyl-6-succinylindane 1,4-phenylenediamine 1-((4-hydroxy-3-nitrophenyl)acetoxy)pyrrolidine-2,5-dione 1-[(3R)-3-benzylpiperazin-1-yl]-6-sulfanylhexan-1-one 1-AmidoDihydroMorHap 1-AmidoMorHap 1-chloro-2,4,6-trinitrobenzene 1-{4-[(2-hydroxyethyl)carbamoyl]benzyl}-1-methylpiperidinium 2,3-dimethylphenyl isocyanate 2,4,5-trinitrobenzenesulfonic acid 2,4-dinitro-1-thiocyanatobenzene 2,5-dimethylphenyl isocyanate 2,5-dioxopyrrolidin-1-yl N-[(2S)-1-phenylpropan-2-yl]-beta-alaninate 2,9-dideoxy-9-glutaramido-2,3-dehydo-N-acetylneuraminic acid 2-(p-nitrophenyl)-4-ethoxymethyleneoxazol-5-one 2-(trifluoromethyl)benzoyl group 2-diazoniobenzenesulfonate 2-diazoniobenzoate 2-methoxy-4-nitrophenyl isocyanate 2-nitrobenzenediazonium 2-phenylethyl isocyanate 2-tolyl isocyanate 3'-AmNic 3,4-dimethylphenyl isocyanate 3,5-dinitrosalicylic acid 3,7:6,10:9,14-trianhydro-2,5,11,12,13-pentadeoxy-4-O-(methoxymethyl)-L-arabino-L-allo-tetradec-12-enonic acid 3-(4-carboxybutanamido)-1-{4-[(2-hydroxyethyl)carbamoyl]benzyl}-1-methylpiperidinium 3-[4-(2-chlorophenyl)-9-methyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-2-yl]propanoic acid 3-diazoniobenzenesulfonate 3-diazoniobenzoate 3-O-carboxymethylmorphine 3-{[(9-cyano-10-methyl-9,10-dihydroacridin-9-yl)carbonyl]amino}propanoic acid 4,4'-azodibenzenearsonic acid 4,5,6-trimethyl-3-pentadecylcatechol 4-(2-thienyl)butyric acid 4-(4-{[(4-aminophenyl)sulfonyl]amino}phenyl)butanoic acid 4-(5-ethyl-2-thienyl)-4-oxobutyric acid 4-({[(2S,3R)-1-methyl-2-(pyridin-3-yl)pyrrolidin-3-yl]methyl}amino)-4-oxobutanoic acid 4-({[2-(1H-imidazol-4-yl)ethyl]amino}methyl)benzoic acid 4-[(3-{3-[(2S)-1-methylpyrrolidin-2-yl]pyridin-4-yl}propyl)amino]-4-oxobutanoic acid 4-[4-(3,5-dioxohexyl)phenylcarbamoyl]butyric acid 4-diazoniobenzenesulfonate 4-diazoniobenzoate 4-isopropyl-1-methylcyclohexane 1-hydroperoxide 4-methylcatechol 4-nitrosobenzenesulfonamide 4-oxo-4-(2-thienyl)butyric acid 4-oxo-4-phenylbutyric acid 4-tolyl isocyanate 4-{[(4-aminophenyl)sulfonyl]amino}butanoic acid 4-{[(4-aminophenyl)sulfonyl]amino}hexanoic acid 5,6-dimethyl-3-pentadecylcatechol 5-(4-((1-(2-(diethylamino)ethyl)-5-nitro-1H-benzo[d]imidazol-2-yl)methyl)phenoxy)pentanoic acid 5-(dimethylamino)-N-(4-nitrosobenzyl)naphthalene-1-sulfonamide 5-[(2-aminobenzimidazol-6-yl)amino]-5-oxopentanoic acid 5-{[4-({hydroxy[(4-nitrophenyl)amino]phosphoryl}methyl)phenyl]amino}-5-oxopentanoic acid 6,14-AmidoHap 6-AcMorHap 6-AmHap 6-O-butyryl-N-acetylmuramyl-L-alanyl-D-isoglutamine N-hydroxy-5-norbornene-2,3-dicarboxylmidyl ester 6-PrOxyHap 6-{5-[(2S)-1-methylpyrrolidin-2-yl]pyridin-2-yl}hexanoic acid 6-{[(2S)-1-phenylpropan-2-yl]amino}hexane-1-thiol 6beta-({5-[(p-aminophenyl)imino]pentylidene}amino)penicillanic acid 6beta-[(p-hydroxybenzylidene)amino]penicillanic acid 9-(2-carboxyethyl)-10-methylanthracene endoperoxide 14-AmidoHerHap 14-AmidoMorHap 17beta-estradiol 3-O-carboxymethyl ether [(2-{4-[(2S)-2-(pyridin-3-yl)pyrrolidin-1-yl]butanamido}ethyl)sulfanyl]acetic acid [3)alpha-L-Rhap-(1->2)-alpha-D-Galp-(1->3)-alpha-D-GlcpNAc-(1->3)-alpha-L-Rhap(1->]4 alpha,N-(epsilon,N-DNP-aminocaproyl)-epsilon,N-DNP-L-lysine dicyclohexylammonium salt alpha-D-FucpNAc-(1->3)-[alpha-L-RhapNAc-(1->4)]-alpha-D-GalpANAc-(1->3)-alpha-L-QuipNAc alpha-D-Galp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->3)-D-ribitol alpha-D-Galp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->3)-D-ribitol-5-phosphate alpha-D-Galp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->4)-D-ribitol alpha-D-Galp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->4)-D-ribitol-5-phosphate alpha-D-Glcp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->3)-D-ribitol alpha-D-Glcp-(1->3)-alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->3)-D-ribitol-5-phosphate alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->3)-D-ribitol alpha-D-Glcp-(1->3)-alpha-L-Rhap-(1->4)-D-ribitol alpha-L-QuipNAc-(1->3)-[alpha-L-QuipNAc-(1->4)]-alpha-D-GalpANAc-(1->3)-alpha-L-QuipNAc alpha-L-Rhap-(1->3)-D-ribitol alpha-L-Rhap-(1->4)-D-ribitol alpha-methyl-L-dopa alternariol hapten alternariol hapten ALa alternariol hapten ALb AP4 hapten benzenediazonium BFNB BFNP butyl isothiocyanate ciguatoxin HIJKLM cyclic acetal ciguatoxin HIJKLM ring fragment ciguatoxin IJKLM cyclic acetal ciguatoxin IJKLM ring fragment citrulline D-galactosyl-N-hexadecanoylsphinganine D-galactosyl-N-tetracosanoylsphinganine D-glucosyl-N-tetracosanoylsphinganine D-lysyl-N-(2-{[(2R)-1-phenylpropan-2-yl]amino}ethyl)glycinamide D-mannitol DiAmHap dichloroacetyl chloride digoxigenin diphenylcyclopropenone diphenylmethane-4,4'-diisocyanate DiPrOxyHap Disperse Blue 124 domoic acid fen-G4 fluorescein isothiocyanate fluorescein-DNP hapten GND GNE hapten GNL hapten OTAb hapten OTAd hapten OTAe hapten OTAf hexamethylene diisocyanate hydroxy(phenyl)2-thienylacetic acid L-dopa MorHap morphine-6-hemisuccinate MXNB MXNH MXNP N-(2-{[(2R)-1-phenylpropan-2-yl]amino}ethyl)lysinamide N-(4-aminobutyl)-DL-methamphetamine N-(4-aminobutyl)dabigatranamide N-(4-aminobutyl)methamphetamine N-[(10-methyl-9,10-dihydroacridin-9-yl)carbonyl]-beta-alanine N-succinyl norcocaine N-{4-[(2S)-2-(methylamino)propyl]phenyl}-6-sulfanylhexanamide nickel dichloride O-(4-trifluoroacetamidobenzylphosphonyl)chloramphenicol O-benzoylecgonine 5-carboxypentyl ester p-nitrophenylphosphocholine para-AmFenHap patulin-4-bromothiophenol hapten phenyl [1-(N-succinylamino)pentyl]phosphonate phenyl isocyanate phosphocholine primin PRNB PRNH PRNP pyrraline quaternium-15 toluene 2,4-diisocyanate toluene 2,4-diisothiocyanate toluene 2,6-diisocyanate toluene 2,6-diisothiocyanate trimellitic anhydride xylitol zearalenone hapten ZEo zearalenone hapten ZEp {[(1r,7r)-4-(4-acetamidophenyl)-3,5-dioxo-4-azatricyclo[5.2.2.0(2,6)]undec-1-yl]carbamoyloxy}acetic acid