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CHEBI:142532 - α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group

ChEBI IDCHEBI:142532
ChEBI Nameα-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group
Stars
ASCII Namealpha-Neup5Ac-(2->8)-alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->4)-beta-D-Glcp-yl group
DefinitionA tetrasaccharide β-D-glucosyl group obtained by removing the hydroxy group from the hemiacetal function of α-N-acetylneuraminyl-(2→8)-α-N-acetylneuraminyl-(2→3)-β-D-galactosyl-(1→4)-β-D-glucose. Part of (and a proposed epitope within) gangliosides GD1b, GD2, GD3, GT1band GQ1b.
Last Modified7 December 2018
SubmitterMarcus Ennis
DownloadsMolfile
FormulaC34H55N2O26
Net Charge0
Average Mass907.802
Monoisotopic Mass907.30430
SMILES*[C@@H]1O[C@H](CO)[C@@H](O[C@@H]2O[C@H](CO)[C@H](O)[C@H](O[C@]3(C(=O)O)C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@@H](CO)O[C@]4(C(=O)O)C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@H](O)CO)O4)O3)[C@H]2O)[C@H](O)[C@H]1O
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)
α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532) has role epitope (CHEBI:53000)
α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532) is a β-D-glucosyl group (CHEBI:30697)
α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532) is substituent group from α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp (CHEBI:59210)
Incoming Relation(s)
α-Neu5Ac-(2→3)-β-D-Gal-(1→3)-β-D-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-D-Gal-(1→4)-β-D-Glc-(1↔1')-Cer (CHEBI:28058) has part α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532)
α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)-β-Gal-D-(1→3)-β-D-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-D-Gal-(1→4)-β-D-Glc-(1↔1')-Cer (CHEBI:27515) has part α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532)
α-Neu5NAc-(2→8)-α-Neu5NAc-(2→3)-β-D-Gal-(1→4)-β-D-Glc-(1↔1')-Cer (CHEBI:28424) has part α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532)
β-D-Gal-(1→3)-β-D-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-D-Gal-(1→4)-β-D-Glc-(1↔1')-Cer (CHEBI:28175) has part α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532)
β-D-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-D-Gal-(1→4)-β-D-Glc-(1↔1')-Cer (CHEBI:28648) has part α-Neup5Ac-(2→8)-α-Neup5Ac-(2→3)-β-D-Galp-(1→4)-β-D-Glcp-yl group (CHEBI:142532)
IUPAC Name 
5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranonosyl-(2→8)-5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranonosyl-(2→3)-β-D-galactopyranosyl-(1→4)-β-D-glucopyranosyl
Synonyms  Source
α-N-acetylneuraminyl-(2→8)-α-N-acetylneuraminyl-(2→3)-β-D-galactosyl-(1→4)-β-D-glucosylChEBI
N-acetyl-α-neuraminyl-(2→8)-N-acetyl-α-neuraminyl-(2→3)-β-D-galactosyl-(1→4)-β-D-glucosylChEBI
α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)-β-D-Gal-(1→4)-β-D-Glc-ylChEBI
NeuAcα2-8NeuAcα2-3Galβ1-4Glcβ-RChEBI
Citations