The molecule is an amino trisaccharide consisting of two D-mannose residues, linked alpha(1->3), and an N-acetyl-D-glucosamine residue, linked alpha(1->4), at the reducing end. An intermediate glycan structure of glycosylated proteins It is a glucosamine oligosaccharide and an amino trisaccharide.
N-[(2R,3R,4R,5S,6R)-5-[(2S,3S,4S,5R,6R)-3,5-dihydroxy-6-(hydroxymethyl)-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-2,4-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide