The Enzyme Database

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EC 5.1.3.34     
Accepted name: monoglucosyldiacylglycerol epimerase
Reaction: a 1,2-diacyl-3-O-(β-D-glucopyranosyl)-sn-glycerol = a 1,2-diacyl-3-O-(β-D-galactopyranosyl)-sn-glycerol
Glossary: a 1,2-diacyl-3-O-(β-D-glucopyranosyl)-sn-glycerol = β-monoglucosyldiacylglycerol = GlcDG
a 1,2-diacyl-3-O-(β-D-galactopyranosyl)-sn-glycerol = β-monogalactosyldiacylglycerol = MGDG
Other name(s): glucolipid epimerase; mgdE (gene name)
Systematic name: 1,2-diacyl-3-O-(β-D-glucopyranosyl)-sn-glycerol 4-epimerase
Comments: The enzyme, characterized from cyanobacteria, is involves in the biosynthesis of galactolipids found in their photosynthetic membranes.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Sato, N. and Murata, N. Lipid biosynthesis in the blue-green alga, Anabaena variabilis II. Fatty acids and lipid molecular species. Biochim. Biophys. Acta 710 (1982) 279–289.
2.  Awai, K., Ohta, H. and Sato, N. Oxygenic photosynthesis without galactolipids. Proc. Natl. Acad. Sci. USA 111 (2014) 13571–13575. [PMID: 25197079]
[EC 5.1.3.34 created 2015]
 
 


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