GO:0004380

glycoprotein-fucosylgalactoside alpha-N-acetylgalactosaminyltransferase activity

Details: 
Catalysis of the reaction: UDP-N-acetyl-D-galactosamine + glycoprotein-alpha-L-fucosyl-(1,2)-D-galactose = UDP + glycoprotein-N-acetyl-alpha-D-galactosaminyl-(1,3)-(alpha-L-fucosyl-(1,2))-D-galactose. [EC:2.4.1.40]
Evidence Code: