a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-4,5-bisphosphate) + H2O
a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol 4-phosphate) + phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol-4,5-bisphosphate) + h2o
a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-4,5-bisphosphate) + H2O
a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol 4-phosphate) + phosphate => a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol-4,5-bisphosphate) + h2o