Acetylgalactosaminyl-O-glycosyl-glycoprotein beta-1,6-N-acetylglucosaminyltransferase (EC2.4.1.148 with systematic name UDP-N-acetyl-D-glucosamine:N-acetyl-beta-D-glucosaminyl-(1->3)-N-acetyl-D-galactosaminyl-R 6-beta-N-acetyl-D-glucosaminyltransferase.[1] This enzyme catalyses the following chemical reaction
Acetylgalactosaminyl-O-glycosyl-glycoprotein beta-1,6-N-acetylglucosaminyltransferase is also known as O-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase IV, uridine diphosphoacetylglucosamine-mucin beta(1->6)-acetylglucosaminyltransferase B, core 4 beta6-GalNAc-transferase, core 6beta-GalNAc-transferase B, UDP-N-acetyl-D-glucosamine:O-oligosaccharide-glycoprotein (N-acetyl-D-glucosamine to N-acetyl-D-galactosamine of N-acetyl-beta-D-glucosaminyl-1,3-N-acetyl-D-galactosaminyl-R) beta-1,6-N-acetyl-D-glucosaminyltransferase).
^Brockhausen I, Rachaman ES, Matta KL, Schachter H (August 1983). "The separation by liquid chromatography (under elevated pressure) of phenyl, benzyl, and O-nitrophenyl glycosides of oligosaccharides. Analysis of substrates and products for four N-acetyl-D-glucosaminyl-transferases involved in mucin synthesis". Carbohydrate Research. 120: 3–16. doi:10.1016/0008-6215(83)88002-1. PMID6226356.