galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase; glucuronosyltransferase I; uridine diphosphate glucuronic acid:acceptor glucuronosyltransferase; UDP-glucuronate:3-beta-D-galactosyl-4-beta-D-galactosyl-O-beta-D-xylosyl-protein D-gl • • •