Alpha-1,6-mannosyl-glycoprotein 4-b-N-acetylglucosaminyltransferase

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Alpha-1,6-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase
Identifiers
EC no.2.4.1.201
CAS no.119699-68-2
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Alpha-1,6-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase (EC 2.4.1.201, N-acetylglucosaminyltransferase VI, N-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase VI, uridine diphosphoacetylglucosamine-glycopeptide beta-1->4-acetylglucosaminyltransferase VI, mannosyl-glycoprotein beta-1,4-N-acetylglucosaminyltransferase, GnTVI) is an enzyme with systematic name UDP-N-acetyl-D-glucosamine:2,6-bis(N-acetyl-beta-D-glucosaminyl)-alpha-D-mannosyl-glycoprotein 4-beta-N-acetyl-D-glucosaminyltransferase.[1][2] This enzyme catalyses the following chemical reaction

UDP-N-acetyl-D-glucosamine + 2,6-bis(N-acetyl-beta-D-glucosaminyl)-alpha-D-mannosyl-R UDP + 2,4,6-tris(N-acetyl-beta-D-glucosaminyl)-alpha-D-mannosyl-R

R represents the remainder of the N-linked oligosaccharide in the glycoprotein acceptor.

References[edit]

  1. ^ Brockhausen I, Hull E, Hindsgaul O, Schachter H, Shah RN, Michnick SW, Carver JP (July 1989). "Control of glycoprotein synthesis. Detection and characterization of a novel branching enzyme from hen oviduct, UDP-N-acetylglucosamine:GlcNAc beta 1-6 (GlcNAc beta 1-2)Man alpha-R (GlcNAc to Man) beta-4-N-acetylglucosaminyltransferase VI". The Journal of Biological Chemistry. 264 (19): 11211–21. PMID 2525556.
  2. ^ Taguchi T, Ogawa T, Inoue S, Inoue Y, Sakamoto Y, Korekane H, Taniguchi N (October 2000). "Purification and characterization of UDP-GlcNAc: GlcNAcbeta 1-6(GlcNAcbeta 1-2)Manalpha 1-R [GlcNAc to Man]-beta 1, 4-N-acetylglucosaminyltransferase VI from hen oviduct". The Journal of Biological Chemistry. 275 (42): 32598–602. doi:10.1074/jbc.m004673200. PMID 10903319.

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