(2R)-3-phosphoglycerate + GDP-alpha-D-mannose = 2-O-(alpha-D-mannosyl)-3-phosphoglycerate + GDP + H(+)
(2r)-3-phosphoglycerate + gdp-alpha-d-mannose = 2-o-(alpha-d-mannosyl)-3-phosphoglycerate + gdp + h(+)
"MPG synthase"
"mpg synthase"