Metal-independent phosphatase active against a broad range of phosphorylated substrates including nucleoside tri- and diphosphates, phosphorylated organic acids, and amino acids. Shows no activity against phytic acid, phosphorylated carbohydrates, and nucleoside monophosphates. Optimum pH is 7-9. Active from pH 5.5 to pH 9.5. Present with 8300 molecules/cell in log phase SD medium. Belongs to the phosphoglycerate mutase family. BPG-dependent PGAM subfamily.