KEGG   ENZYME: 2.4.1.73Help
Entry
EC 2.4.1.73                 Enzyme                                 

Name
lipopolysaccharide glucosyltransferase II;
uridine diphosphoglucose-galactosylpolysaccharide glucosyltransferase
Class
Transferases;
Glycosyltransferases;
Hexosyltransferases
BRITE hierarchy
Sysname
UDP-glucose:galactosyl-lipopolysaccharide alpha-D-glucosyltransferase
Reaction(IUBMB)
UDP-glucose + lipopolysaccharide = UDP + alpha-D-glucosyl-lipopolysaccharide [RN:R01995]
Reaction(KEGG)
Substrate
UDP-glucose [CPD:C00029];
lipopolysaccharide [CPD:C00338]
Product
UDP [CPD:C00015];
alpha-D-glucosyl-lipopolysaccharide
Comment
Transfers glucosyl residues to the D-galactosyl-D-glucosyl side-chains in the partially completed core of lipopolysaccharides. cf. EC 2.4.1.44 (lipopolysaccharide 3-alpha-galactosyltransferase), EC 2.4.1.56 (lipopolysaccharide N-acetylglucosaminyltransferase) and EC 2.4.1.58 (lipopolysaccharide glucosyltransferase I).
History
EC 2.4.1.73 created 1972
Reference
1  [PMID:5341482]
  Authors
Edstrom RD, Heath EC.
  Title
The biosynthesis of cell wall lipopolysaccharide in Escherichia coli. VI. Enzymatic transfer of galactose, glucose, N-acetylglucosamine, and colitose into the polymer.
  Journal
J. Biol. Chem. 242 (1967) 3581-8.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
51004-27-4

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