polypeptide N-acetylgalactosaminyltransferase activity
polypeptide n-acetylgalactosaminyltransferase activity
UDP-N-acetyl-D-galactosamine:polypeptide N-acetylgalactosaminyl-transferase activity
udp-n-acetyl-d-galactosamine:polypeptide n-acetylgalactosaminyl-transferase activity