The molecule is an amino trisaccharide comprising an acetamido-beta-D-galactose and an alpha-L-fucose attached to an acetamidoglucose by 1->4 and 1->3 linkages, respectively. It has a role as an epitope. It is an amino trisaccharide and a glucosamine oligosaccharide.
N-[(2S,3R,4R,5R,6R)-2-[(2R,3S,4R,5R)-5-acetamido-6-hydroxy-2-(hydroxymethyl)-4-[(2S,3S,4R,5S,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-3-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide