18:0-20:4 PI(3,4,5)P3 (sodium)
18:0-20:4 PI(3,4,5)P3 (sodium) is an analogue of phosphatidylinositol. Protein-binding to PtdIns-(3,4,5)-P3 is important for cytoskeletal rearrangements and membrane trafficking. PtdIns-(3,4,5)-P3 is resistant to cleavage by PI-specific PLC.
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