as PtdIns5P or PI(5)P Phosphatidylinositol bisphosphates: Phosphatidylinositol 3,4-bisphosphate, also known as PtdIns(3,4)P2 or PI(3,4)P2 Phosphatidylinositol 3,5-bisphosphate, also known as PtdIns(3,5)P2 or PI(3,5)P2 Phosphatidylinositol 4,5-bisphosphate, also known as PtdIns(4,5)P2, PI(4,5)P2 or often simply referred to as PIP2 Phosphatidylinositol trisphosphate: Phosphatidylinositol 3,4,5-trisphosphate, also known as PtdIns(3,4,5)P3 or PI(3,4,5)P3 These phosphoinositides are also found in plant cells, with the exception of PIP3. See also PI 3-kinase Inositol phosphate Phosphatidylinositol 3-phosphate Phosphatidylinositol 4-phosphate Phosphatidylinositol 5-phosphate Phosphatidylinositol (3,4)-bisphosphate Phosphatidylinositol (3,5)-bisphosphate Phosphatidylinositol (4,5)-bisphosphate Inositol 1,4,5-triphosphate Phosphatidylinositol (3,4,5)-trisphosphate inositol pentakisphosphate inositol hexaphosphate inositol triphosphate receptor References Additional images External links Phosphatidylinositol at Lipid Library Phospholipids Membrane biology