3.4.23.31 glycoprotein 30% (expressed as the glucose equivalent) 3.4.23.31 glycoprotein carbohydrate content: 8-12% (enzyme form A-1 and A-2) 3.4.23.31 glycoprotein contains 3 mol of glucosamine and 10-15 mol of mannose 3.4.23.31 glycoprotein glycopeptide is composed of mannose, glucosamine, asparagine, serine and glycine in an approximate molar ratio of 10:3:2:1:1, possible structure 3.4.23.31 glycoprotein the enzyme contains 3 mol of glucosamine and 10 mol of mannose