. "\"Catalysis of the reaction: 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate + H(2)O = 1-phosphatidyl-1D-myo-inositol 4-phosphate + phosphate.\" [EC:3.1.3.36, RHEA:22767]" . . "phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity" . "phosphatidyl-myo-inositol-4,5-bisphosphate phosphatase activity" . "PtdIns(4,5)P(2) phosphatase activity" . "PtdIns(4,5)P2 phosphatase activity" . "EC:3.1.3.36" . "KEGG:R04404" . "MetaCyc:PHOSPHATIDYLINOSITOL-BISPHOSPHATASE-RXN" . "RHEA:22767" . . . "phosphatidylinositol 4,5-bisphosphate phosphatase activity" . "phosphatidylinositol-bisphosphatase activity" . "triphosphoinositide phosphatase activity" . "triphosphoinositide phosphomonoesterase activity" .