besides these three disaccharides , heparitin sulfate b yields , by the action of heparitinase i , an oligosaccharide ( with an average molecular weight of 6000 ) which is completely degraded by the heparitinase ii yielding a disaccharide composed of glucosamine 2,6-disulfate and unsaturated uronic acid .
C0028959
oligosaccharide
C0012611
disaccharide