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© IUBMB 2002
Polysaccharide representation based on Nomenclature of Carbohydrates 2carb-38.5.
enzymes homepage.
heparan biosynthesis (early stages)
EC 2.4.1.174 glucuronylgalactosylproteoglycan 4-β-N-acetylgalactosaminyltransferase
EC 2.4.1.175 glucuronosyl-N-acetylgalactosaminyl-proteoglycan 4-β-N-acetylgalactosaminyltransferase
EC 2.4.1.226 N-acetylgalactosaminyl-proteoglycan 3-β-glucuronosyltransferase
EC 2.8.2.5 chondroitin 4-sulfotransferase
EC 2.8.2.17 chondroitin 6-sulfotransferase
EC 3.1.6.4 N-acetylgalactosamine-6-sulfatase
EC 3.1.6.12 -Nacetylgalactosamine-4-sulfatase
EC 5.1.3.19 chondroitin-glucuronate 5-epimerase