KEGG   ENZYME: 2.4.1.163Help
Entry
EC 2.4.1.163                Enzyme                                 

Name beta-galactosyl-N-acetylglucosaminylgalactosylglucosyl-ceramide
beta-1,3-acetylglucosaminyltransferase;
uridine diphosphoacetylglucosamine-acetyllactosaminide
beta1->3-acetylglucosaminyltransferase;
poly-N-acetyllactosamine extension enzyme;
UDP-N-acetyl-D-glucosamine:beta-D-galactosyl-1,4-N-acetyl-beta-D-
glucosaminyl-1,3-beta-D-galactosyl-1,4-beta-D-glucosylceramide
beta-1,3-acetylglucosaminyltransferase
Class Transferases;
Glycosyltransferases;
Hexosyltransferases
BRITE hierarchy
Sysname UDP-N-acetyl-D-glucosamine:beta-D-galactosyl-(1->4)-N-acetyl-beta-D-
glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(11)-ce
ramide 3-beta-N-acetylglucosaminyltransferase
Reaction(IUBMB) UDP-N-acetyl-D-glucosamine +
beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-
galactosyl-(1->4)-beta-D-glucosyl-(11)-ceramide = UDP +
N-acetyl-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-N-acetyl-
beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-
(11)-ceramide [RN:R04659 R05975]
Reaction(KEGG) R04659 R05975(G);
(other) R04654 R06013(G)
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Substrate UDP-N-acetyl-D-glucosamine [CPD:C00043];
beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-
galactosyl-(1->4)-beta-D-glucosyl-(11)-ceramide
Product UDP [CPD:C00015];
N-acetyl-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-N-acetyl-
beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-
(11)-ceramide
Cofactor Manganese [CPD:C00034]
Comment Requires Mn2+.
Pathway PATH: ec00601  Glycosphingolipid biosynthesis - lacto and neolacto
               series
PATH: ec01100  Metabolic pathways
Reference
  Authors
  Title


  Journal
  Organism
1  [PMID:6238026]
Basu M, Basu S.
Biosynthesis in vitro of Ii core glycosphingolipids from
neolactotetraosylceramide by beta 1-3- and beta
1-6-N-acetylglucosaminyltransferases from mouse T-lymphoma.
J. Biol. Chem. 259 (1984) 12557-62.
Mus musculus [GN:mmu]
Other DBs ExplorEnz - The Enzyme Database: 2.4.1.163
IUBMB Enzyme Nomenclature: 2.4.1.163
ExPASy - ENZYME nomenclature database: 2.4.1.163
BRENDA, the Enzyme Database: 2.4.1.163
CAS: 85638-39-7

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