The Enzyme Database

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EC 2.4.1.148     
Accepted name: acetylgalactosaminyl-O-glycosyl-glycoprotein β-1,6-N-acetylglucosaminyltransferase
Reaction: UDP-N-acetyl-D-glucosamine + N-acetyl-β-D-glucosaminyl-(1→3)-N-acetyl-D-galactosaminyl-R = UDP + N-acetyl-β-D-glucosaminyl-(1→6)-[N-acetyl-β-D-glucosaminyl-(1→3)]-N-acetyl-D-galactosaminyl-R
Other name(s): O-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase IV; uridine diphosphoacetylglucosamine-mucin β(1→6)-acetylglucosaminyltransferase B; core 4 β6-GalNAc-transferase; core 6β-GalNAc-transferase B; UDP-N-acetyl-D-glucosamine:O-oligosaccharide-glycoprotein (N-acetyl-D-glucosamine to N-acetyl-D-galactosamine of N-acetyl-β-D-glucosaminyl-1,3-N-acetyl-D-galactosaminyl-R) β-1,6-N-acetyl-D-glucosaminyltransferase
Systematic name: UDP-N-acetyl-D-glucosamine:N-acetyl-β-D-glucosaminyl-(1→3)-N-acetyl-D-galactosaminyl-R 6-β-N-acetyl-D-glucosaminyltransferase
Comments: cf. EC 2.4.1.102 (β-1,3-galactosyl-O-glycosyl-glycoprotein β-1,6-N-acetylglucosaminyltransferase), EC 2.4.1.146 (β-1,3-galactosyl-O-glycosyl-glycoprotein β-1,3-N-acetylglucosaminyltransferase) and EC 2.4.1.147 (acetylgalactosaminyl-O-glycosyl-glycoprotein β-1,3-N-acetylglucosaminyltransferase).
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 95978-15-7
References:
1.  Brockhausen, I., Rachaman, E.S., Matta, K.L. and Schachter, H. 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. Carbohydr. Res. 120 (1983) 3–16. [PMID: 6226356]
[EC 2.4.1.148 created 1984]
 
 


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