Entry
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
Authors
Ferguson JA, Ballou CE.
Title
Biosynthesis of a mycobacterial lipopolysaccharide. Properties of the polysaccharide methyltransferase.
Journal
J Biol Chem 245:4213-23 (1970)
Other DBs
ExplorEnz - The Enzyme Database: 2.1.1.18
ExPASy - ENZYME nomenclature database: 2.1.1.18