The molecule is a heparin pentasaccharide consisting of 4-deoxy-2-O-sulfo-L-threo-hex-4-enopyranuronosyl, 2-deoxy-6-O-sulfo-2-(sulfoamino)-D-glucopyranosyl, L-idopyranuronosyl, 2-acetamido-2-deoxy-6-O-sulfo-D-glucopyranosyl, and beta-D-glucopyranuronic acid joined in sequence by alpha-(1->4) linkages. Sequence: DUA2S-GlcNS6S-IdoA-GlcNAc6S-GlcA. It is a heparin pentasaccharide, an amino pentasaccharide and an oligosaccharide sulfate.
(2R,3R,4S)-2-[(2R,3S,4R,5R,6R)-6-[(2R,3S,4R,5R,6R)-6-[(2R,3S,4R,5R,6R)-5-acetamido-6-[(2S,3S,4R,5R,6R)-2-carboxy-4,5,6-trihydroxyoxan-3-yl]oxy-4-hydroxy-2-(sulfooxymethyl)oxan-3-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-4-hydroxy-5-(sulfoamino)-2-(sulfooxymethyl)oxan-3-yl]oxy-4-hydroxy-3-sulfooxy-3,4-dihydro-2H-pyran-6-carboxylic acid