3.1.3.56 1-(3-sn-phosphatidyl)-L-myo-inositol 4,5-bisphosphate + H2O - 3.1.3.56 1-(3-sn-phosphatidyl)-L-myo-inositol 4,5-bisphosphate + H2O regulation of the 1-(3-sn-phosphatidyl)-L-myo-inositol 4,5-bisphosphate level at membrane ruffels 3.1.3.56 1-phosphatidyl-1D-myo-inositol 3,4,5-trisphosphate + H2O - 3.1.3.56 1D-myo-inositol 1,3,4,5-tetrakisphosphate + H2O - 3.1.3.56 1D-myo-inositol 1,4,5-trisphosphate + H2O specific for 3.1.3.56 1D-myo-inositol 1,4,5-trisphosphate + H2O 1D-myo-inositol 1,4,5-trisphosphate metabolism, regulation, overview 3.1.3.56 1D-myo-inositol 1,4,5-trisphosphate + H2O the enzyme is involved in Ins(1,4,5)P3-mediated Ca2+ signaling associated to PRIP-1, a Ins(1,4,5)P3-binding protein, overview 3.1.3.56 1D-myo-inositol 1,4,5-trisphosphate + H2O the enzyme is involved in the metabolism of polyphosphoinisotide in cellular signalling 3.1.3.56 1D-myo-inositol 1,4,5-trisphosphate + H2O - 3.1.3.56 1D-myo-inositol 3,4,5-trisphosphate + H2O -