2,3-Bisphosphoglycerate 3-phosphatase (EC 3.1.3.80, MIPP1, 2,3-BPG 3-phosphatase) is an enzyme with systematic name 2,3-bisphospho-<small>D</small>-glycerate 3-phosphohydrolase. This enzyme catalyses the following reaction:
This reaction is a shortcut in the Luebering-Rapoport pathway.