(2R)-3-phosphoglycerate + GTP <=> (2R)-3-phospho-glyceroyl phosphate + GDP
(2r)-3-phosphoglycerate + gtp <=> (2r)-3-phospho-glyceroyl phosphate + gdp
(2R)-3-phosphoglycerate + GTP <=> (2R)-3-phospho-glyceroyl phosphate + GDP
(2r)-3-phosphoglycerate + gtp <=> (2r)-3-phospho-glyceroyl phosphate + gdp