The molecule is an amino disaccharide composed of 3-sulfated beta-D-galactose and N-acetyl-beta-D-glucosaminyl residues in beta-(1->3) linkage. It has a role as an epitope. It is an amino disaccharide and an oligosaccharide sulfate.
[(2R,3R,4S,5S,6R)-2-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl] hydrogen sulfate