Term Name:	glucuronosyl-N-acetylgalactosaminyl-proteoglycan 4-beta-N-acetylgalactosaminyltransferase activity
Synonyms:	chondroitin synthase activity, glucuronyl-N-acetylgalactosaminylproteoglycan 4-beta-N-acetylgalactosaminyltransferase activity, glucuronyl-N-acetylgalactosaminylproteoglycan beta-1,4-N-acetylgalactosaminyltransferase activity, N-acetylgalactosaminyltransferase II activity, UDP-N-acetyl-D-galactosamine:beta-D-glucuronosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-proteoglycan 4-beta-N-acetylgalactosaminyltransferase activity, UDP-N-acetyl-D-galactosamine:D-glucuronyl-N-acetyl-1,3-beta-D-galactosaminylproteoglycan beta-1,4-N-acetylgalactosaminyltransferase activity, uridine diphosphoacetylgalactosamine-chondroitin acetylgalactosaminyltransferase II activity
Definition:	Catalysis of the reaction: D-glucuronyl-N-acetyl-1,3-beta-D-galactosaminylproteoglycan + UDP-N-acetylgalactosamine = N-acetyl-D-galactosaminyl-1,4-beta-D-glucuronyl-N-acetyl-1,3-beta-D-galactosaminylproteoglycan + UDP.
Ontology:	GO: Molecular Function [GO:0047238]    QuickGO    AmiGO