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CHEBI:78724 - S. flexneri serotype 1a O-polysaccharide (O factor 9-negative)

ChEBI IDCHEBI:78724
ChEBI NameS. flexneri serotype 1a O-polysaccharide (O factor 9-negative)
Stars
ASCII NameS. flexneri serotype 1a O-polysaccharide (O factor 9-negative)
DefinitionA polysaccharide derivative comprised of a [2)-α-L-RhapIII-(1→2)-α-L-RhapII-(1→3)-α-L-RhapI-(1→3)-β-D-GlcpNAc-(1→] tetrasaccharide repeat modified by the (1→4) linkage of an α-D-glucosyl group to the GlcNAc residue.
Last Modified6 June 2014
SubmitterMarcus Ennis
DownloadsMolfile
Formula(C32H53NO22)n.H2O
Net Charge0
Average Mass821.776
Monoisotopic Mass821.31649
SMILES[H]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](NC(C)=O)[C@H](O)O[C@H](CO)[C@H]4O[C@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4O)[C@@H]3O)O[C@@H](C)[C@H](O)[C@H]2O)O[C@@H](C)[C@H](O)[C@H]1O
InChIInChI=1S/C32H55NO23/c1-7-14(37)18(41)21(44)29(48-7)56-27-20(43)15(38)8(2)50-32(27)55-26-16(39)9(3)49-31(23(26)46)54-25-13(33-10(4)36)28(47)51-12(6-35)24(25)53-30-22(45)19(42)17(40)11(5-34)52-30/h7-9,11-32,34-35,37-47H,5-6H2,1-4H3,(H,33,36)/t7-,8-,9-,11+,12+,13+,14-,15-,16-,17+,18+,19-,20+,21+,22+,23+,24+,25+,26+,27+,28+,29-,30+,31-,32-/m0/s1
InChIKeyIQOARLNSJQPGMX-ANUWLIMPSA-N
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 1a O-polysaccharide (O factor 9-negative) (CHEBI:78724) has role antigen (CHEBI:59132)
S. flexneri serotype 1a O-polysaccharide (O factor 9-negative) (CHEBI:78724) is a polysaccharide derivative (CHEBI:65212)
Synonyms  Source
[2)-α-L-RhaIII-(1→2)-α-L-RhaII-(1→3)-α-L-RhaI-(1→3)-[α-D-Glc-(1→4)]-β-D-GlcNAc-(1→]nChEBI
[2)-α-L-RhapIII-(1→2)-α-L-RhapII-(1→3)-α-L-RhapI-(1→3)-[α-D-Glcp-(1→4)]-β-D-GlcpNAc-(1→]nChEBI
Citations