GO:0047277

globoside alpha-N-acetylgalactosaminyltransferase activity

Details: 
Catalysis of the reaction: N-acetyl-D-galactosaminyl-(1,3)-D-galactosyl-(1,4)-D-galactosyl-(1,4)-D-glucosylceramide + UDP-N-acetylgalactosamine = N-acetyl-D-galactosaminyl-N-acetyl-D-galactosaminyl-(1,3)-D-galactosyl-(1,4)-D-galactosyl-(1,4)-D-glucosylceramide + UDP. [EC:2.4.1.88, MetaCyc:2.4.1.88-RXN]
Evidence Code: