α-1,3-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase

Names

[ CAS No. ]:
86498-16-0

[ Name ]:
α-1,3-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase

[Synonym ]:
EC 2.4.1.145
N-acetylglucosaminyltransferase IV
N-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase IV
β-acetylglucosaminyltransferase IV
uridine diphosphoacetylglucosamine-glycopeptide β4-acetylglucosaminyltransferase IV
α-1,3-mannosylglycoprotein β-1,4-N-acetylglucosaminyltransferase
GnTIV

Biological Activity

[Description]:

R represents the remainder of the N-linked oligosaccharide in the glycoprotein acceptor (click here for diagram). The best acceptor for this enzyme is probably the same as that favoured by EC 2.4.1.144, β-1,4-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase. Reaction: UDP-N-acetyl-D-glucosamine + 3-(2-[N-acetyl-β-D-glucosaminyl]-α-D-mannosyl)-β-D-mannosyl-R = UDP + 3-(2,4-bis[N-acetyl-β-D-glucosaminyl]-α-D-mannosyl)-β-D-mannosyl-R

Chemical & Physical Properties

No Any Chemical & Physical Properties