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CHEBI:195212 - Group A carbohydrate

ChEBI IDCHEBI:195212
ChEBI NameGroup A carbohydrate
Stars
DefinitionA polysaccharide composed of a [3)-α-Rhap-(1→2)-α-Rhap-(1→]n rhamnose polysaccharide backbone with a β-D-GlcpNAc side-chain modification on every α-1,2-linked rhamnose. A bacterial peptidoglycan-anchored surface rhamnose polysaccharide that is essential for growth of Streptococcus pyogenes and contributes to its ability to infect the human host.
Last Modified10 May 2023
SubmitterMarcus Ennis
DownloadsMolfile
Formula(C20H33NO13)n
Net Charge0
Average Mass495.478
Monoisotopic Mass495.19519
SMILES*O[C@H]1[C@H](O[C@H]2[C@@H](O)[C@H](*)O[C@@H](C)[C@@H]2O)O[C@@H](C)[C@H](O)[C@H]1O[C@@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1NC(C)=O
WURCSWURCS=2.0/3,3,2/[a2211m-1a_1-5_1*R][a2211m-1a_1-5_2*OR][a2122h-1b_1-5_2*NCC/3=O]/1-2-3/a3-b1_b3-c1
ChEBI Ontology
Outgoing Relation(s)
Group A carbohydrate (CHEBI:195212) is a polysaccharide (CHEBI:18154)
Synonyms  Source
[3)-α-Rhap-(1→2)-[β-D-GlcpNAc-(1→3)]-α-Rhap-(1→]nIUPAC
[3)-α-rhamnopyranosyl-(1→2)-[N-acetyl-β-D-glucopyranosaminyl-(1→3)]-α-rhamnopyranosyl-(1→]nIUPAC
Citations