has functional parent chondroitin D-glucuronate chondroitin sulfate chondroitin sulfate E 569.072 A chondroitin sulfate in which the site of sulfation is positions 4 and 6 of the N-acetylgalactosamine (GalNAc) sugar. Beilstein:9384452 C16H27NO17S2 CHEBI:52562 MetaCyc:Chondroitin-Sulfate-E chebi_ontology