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CHEBI:62993 - S. flexneri serotype 3a O-specific polysaccharide

ChEBI IDCHEBI:62993
ChEBI NameS. flexneri serotype 3a O-specific polysaccharide
Stars
ASCII NameS. flexneri serotype 3a O-specific polysaccharide
DefinitionA polysaccharide derivative antigen composed of a backbone of repeating α-D-Glc-(1→3)-α-L-Rha-(1→2)-α-L-Rha-(1→3)-2-O-Ac-α-L-Rha-(1→3)-β-D-GlcNAc units that are connected via β-(1→2)-linkages between the GlcNAc and the Rha residue adjacent to Glc.
Last Modified12 July 2012
SubmitterSteve
DownloadsMolfile
Formula(C34H55NO23)n
Net Charge0
Average Mass845.798
Monoisotopic Mass845.31649
SMILES*O[C@H]1[C@H](O[C@H]2[C@H](O[C@@H]3[C@@H](O)[C@H](C)O[C@@H](O[C@H]4[C@H](O)[C@@H](CO)O[C@@H](*)[C@@H]4NC(C)=O)[C@@H]3OC(C)=O)O[C@@H](C)[C@H](O)[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]1O
Roles Classification
Biological Role:
antigen  Any substance that stimulates an immune response in the body, such as through antibody production or by presentation to a T-cell receptor after binding to a major histocompability complex (MHC).
ChEBI Ontology
Outgoing Relation(s)
S. flexneri serotype 3a O-specific polysaccharide (CHEBI:62993) has role antigen (CHEBI:59132)
S. flexneri serotype 3a O-specific polysaccharide (CHEBI:62993) is a polysaccharide derivative (CHEBI:65212)
Synonyms  Source
[2)-[α-D-Glc-(1→3)]-α-L-Rha-(1→2)-α-L-Rha-(1→3)-2-O-Ac-α-L-Rha-(1→3)-β-D-GlcNAc-(1→]nChEBI
Shigella flexneri serotype 3a O-specific polysaccharideChEBI
[2)-[α-D-Glcp-(1→3)]-α-L-Rhap-(1→2)-α-L-Rhap-(1→3)-2-O-Ac-α-L-Rhap-(1→3)-β-D-GlcpNAc-(1→]nChEBI
Citations