[phosphate](n) + (2R)-3-phospho-glyceroyl phosphate <=> [phosphate](n+1) + (2R)-3-phosphoglycerate
[phosphate](n) + (2r)-3-phospho-glyceroyl phosphate <=> [phosphate](n+1) + (2r)-3-phosphoglycerate
[phosphate](n) + (2R)-3-phospho-glyceroyl phosphate <=> [phosphate](n+1) + (2R)-3-phosphoglycerate
[phosphate](n) + (2r)-3-phospho-glyceroyl phosphate <=> [phosphate](n+1) + (2r)-3-phosphoglycerate