(Alpha-N-acetylneuraminyl-2,3-beta-galactosyl-1,3)-N-acetyl-galactosaminide 6-alpha-sialyltransferase
(alpha-n-acetylneuraminyl-2,3-beta-galactosyl-1,3)-n-acetyl-galactosaminide 6-alpha-sialyltransferase