Term Name:	galactosylgalactosylglucosylceramide beta-D-acetylgalactosaminyltransferase activity
Synonyms:	beta-3GalNAc-T1 activity, beta3GalNAc-T1, galactosylgalactosylglucosylceramide beta-D- activity, globoside synthase activity, globoside synthetase activity, globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase activity, globotriosylceramide beta-1,6-N-acetylgalactosaminyltransferase activity, UDP-N-acetyl-D-galactosamine:alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide 3III-beta-N-acetyl-D-galactosaminyltransferase activity, UDP-N-acetyl-D-galactosamine:D-galactosyl-1,4-D-galactosyl-1,4-D-glucosylceramide beta-N-acetyl-D-galactosaminyltransferase activity, UDP-N-acetylgalactosamine:globotriaosylceramide beta-3-N-acetylgalactosaminyltransferase activity, UDP-N-acetylgalactosamine:globotriaosylceramide beta1,3-N-acetylgalactosaminyltransferase activity, uridine diphosphoacetylgalactosamine-galactosylgalactosylglucosylceramide acetylgalactosaminyltransferase activity
Definition:	Catalysis of the reaction: UDP-N-acetyl-D-galactosamine + alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide = UDP + beta-N-acetyl-D-galactosaminyl-(1->3)-alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide.
Ontology:	GO: Molecular Function [GO:0047273]    QuickGO    AmiGO