Molecule: alpha-L-Fuc-(1->2)-beta-D-Gal-(1->3)-beta-D-GlcNAc-(1->3)-alpha-D-Gal-yl group

An alpha-D-galactosyl group derived from alpha-L-Fuc-(1->2)-beta-D-Gal-(1->3)-beta-D-GlcNAc-(1->3)-alpha-D-Gal-yl group. The H (O) antigen formed from a Type 1 precursor chain.
Synonyms for alpha-L-Fuc-(1->2)-beta-D-Gal-(1->3)-beta-D-GlcNAc-(1->3)-alpha-D-Gal-yl group :
6-deoxy-alpha-L-galactopyranosyl-(1->2)-beta-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-beta-D-glucopyranosyl-(1->3)-alpha-D-galactopyranosyl
O blood Ag
alpha-L-Fucp-(1->2)-beta-D-Galp-(1->3)-beta-D-GlcpNAc-(1->3)-alpha-D-Galp-yl
alpha-L-fucosyl-(1->2)-beta-D-galactosyl-(1->3)-N-acetyl-beta-D-glucosaminyl-(1->3)-alpha-D-galactosyl group
blood group O antigen
Molecular Formula: C26H44NO19
Molecular wt: 674.624 g/mole
Charge: 0
SMILES: O[C@@H]1[C@H]([C@@H](O[C@@H]([C@@H]1O)CO)O[C@@H]2[C@@H](NC(C)=O)[C@H](O[C@@H]3[C@H]([C@H](O[C@@H]([C@@H]3O)CO)*)O)O[C@H](CO)[C@H]2O)O[C@@H]4O[C@H]([C@H]([C@H]([C@@H]4O)O)O)C
InChIKey:
CHEBI:140180
Sample reactions for this molecule:
sABO-A:Mn2+ transfers GalNAc to H antigen-sec to form A antigen-sec
sABO-B:Mn2+ transfers Gal to H antigen-sec to form B antigen
FUT2 transfers Fuc to Type 1 chains to form H antigen-sec
H antigen-sec translocates from Golgi lumen to extracellular region
H antigen-sec translocates from Golgi lumen to extracellular region