N-acetylgalactosaminyl-proteoglycan 3-beta-glucuronosyltransferase activity
Catalysis of the reaction: N-acetyl-beta-D-galactosaminyl-(1,4)-beta-D-glucuronosyl-proteoglycan + UDP-alpha-D-glucuronate = beta-D-glucuronosyl-(1,3)-N-acetyl-beta-D-galactosaminyl-(1,4)-beta-D-glucuronosyl-proteoglycan + UDP.
GO:0015020
glucuronosyltransferase activity
is_a
N-acetylgalactosaminyl-proteoglycan 3-b-glucuronosyltransferase activity
exact
alpha-D-glucuronate:N-acetyl-beta-D-galactosaminyl-(1->4)-beta-D-glucuronosyl-proteoglycan 3-beta-glucuronosyltransferase activity
related
chondroitin glucuronyltransferase II activity
related