The molecule is an aminotrisaccharide consisting of two rhamnose residues and one N-acetylglucosamine residue in a linear sequence, joined via alpha-linkages. It has a role as an epitope. It is an amino trisaccharide and a glucosamine oligosaccharide.
N-[(2R,3R,4R,5S,6R)-4-[(2S,3R,4R,5S,6S)-3,5-dihydroxy-6-methyl-4-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxy-2,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide