KEGG   ENZYME: 2.1.1.18Help
Entry
EC 2.1.1.18                 Enzyme                                 

Name
polysaccharide O-methyltransferase;
polysaccharide methyltransferase;
acylpolysacharide 6-methyltransferase;
S-adenosyl-L-methionine:1,4-alpha-D-glucan 6-O-methyltransferase
Class
Transferases;
Transferring one-carbon groups;
Methyltransferases
BRITE hierarchy
Sysname
S-adenosyl-L-methionine:(1->4)-alpha-D-glucan 6-O-methyltransferase
Reaction(IUBMB)
S-adenosyl-L-methionine + a (1->4)-alpha-D-glucooligosaccharide = S-adenosyl-L-homocysteine + an oligosaccharide containing 6-methyl-D-glucose units [RN:R04396]
Reaction(KEGG)
Substrate
S-adenosyl-L-methionine [CPD:C00019];
(1->4)-alpha-D-glucooligosaccharide
Product
S-adenosyl-L-homocysteine [CPD:C00021];
oligosaccharide containing 6-methyl-D-glucose units [CPD:C04725]
History
EC 2.1.1.18 created 1972
Reference
1  [PMID:5503262]
  Authors
Ferguson JA, Ballou CE.
  Title
Biosynthesis of a mycobacterial lipopolysaccharide. Properties of the polysaccharide methyltransferase.
  Journal
J. Biol. Chem. 245 (1970) 4213-23.
  Organism
Mycobacterium phlei
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
37205-56-4

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