The molecule is a disaccharide sulfate consisting of 3-O-sulfo-beta-D-glucopyranuronic acid and beta-D-xylopyranose joined in sequence by a (1->4) glycosidic bond. It is a glucosiduronic acid, a disaccharide derivative and an oligosaccharide sulfate. It derives from a beta-D-xylose.
(2S,3R,4S,5R,6R)-3,5-dihydroxy-4-sulfooxy-6-[(3R,4R,5R,6R)-4,5,6-trihydroxyoxan-3-yl]oxyoxane-2-carboxylic acid