phosphatidylinositol-3,4-bisphosphate phosphatase activity
phosphatidylinositol-3,4-bisphosphate phosphatase activity
Catalysis of the reaction: 1-phosphatidyl-1D-myo-inositol 3,4-bisphosphate + H2O = 1-phosphatidyl-1D-myo-inositol phosphate + phosphate.