The molecule is a linear amino trisaccharide that consists of alpha-L-fucose, 6-sulfated beta-D-galactose and N-acetyl-D-glucosamine units connected in sequence by (1->2) and (1->4) links, respectively. It has a role as an epitope. It is an oligosaccharide sulfate and an amino trisaccharide.
[(2R,3R,4S,5R,6S)-6-[(2R,3S,4R,5R)-5-acetamido-4,6-dihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-3,4-dihydroxy-5-[(2S,3S,4R,5S,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]methyl hydrogen sulfate