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CHEBI:88142 - N-acetyl-α-D-galactosaminyl group

ChEBI IDCHEBI:88142
ChEBI NameN-acetyl-α-D-galactosaminyl group
Stars
ASCII NameN-acetyl-alpha-D-galactosaminyl group
DefinitionThe glycosyl group obtained by removing the hydroxy group from the hemiacetal function of N-acetyl-α-D-galactosamine. A proposed epitope of blood group A antigen.
Last Modified31 March 2021
SubmitterMarcus Ennis
DownloadsMolfile
FormulaC8H14NO5
Net Charge0
Average Mass204.202
Monoisotopic Mass204.08720
SMILES*[C@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1NC(C)=O
Roles Classification
Biological Role:
epitope  The biological role played by a material entity when bound by a receptor of the adaptive immune system. Specific site on an antigen to which an antibody binds.
ChEBI Ontology
Outgoing Relation(s)
N-acetyl-α-D-galactosaminyl group (CHEBI:88142) has role epitope (CHEBI:53000)
N-acetyl-α-D-galactosaminyl group (CHEBI:88142) is a N-acetyl-D-galactosaminyl group (CHEBI:21507)
N-acetyl-α-D-galactosaminyl group (CHEBI:88142) is substituent group from N-acetyl-α-D-galactosamine (CHEBI:40356)
Incoming Relation(s)
α-L-Fuc-(1→2)-[α-D-GalNAc-(1→3)]-β-D-Gal-(1→3)-β-D-GlcNAc-(1→3)-α-D-Gal-yl group (CHEBI:140186) has part N-acetyl-α-D-galactosaminyl group (CHEBI:88142)
IUPAC Name 
2-acetamido-2-deoxy-α-D-galactopyranosyl
Synonyms  Source
N-acetyl-D-galactosaminyl-RChEBI
2-acetamido-2-deoxy-α-D-galactopyranosyl groupIUBMB
N-acetyl-β-D-galactosaminyl-RChEBI
α-GalNAc-RChEBI
terminal α-linked GalNAcChEBI
Citations