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phosphatidylinositol 4,5-bisphosphate


Definition: phosphatidylinositol with two additional sites of phosphorylation; an important constituent of cell membrane phospholipids as well as a precursor of the second messengers, diacylglycerol and inositol 1,4,5-trisphosphate.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.