3-[(R)-glyceryl]-diphospho-5'-guanosine + diphosphate => (2R)-3-phosphoglycerate + GTP + H(+)
3-[(r)-glyceryl]-diphospho-5'-guanosine + diphosphate => (2r)-3-phosphoglycerate + gtp + h(+)
3-[(R)-glyceryl]-diphospho-5'-guanosine + diphosphate => (2R)-3-phosphoglycerate + GTP + H(+)
3-[(r)-glyceryl]-diphospho-5'-guanosine + diphosphate => (2r)-3-phosphoglycerate + gtp + h(+)