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Phosphatidylinositol (PI) is the most abundant phosphoinositide and serves as the fundamental scaffold for all other signaling PIs. This short-chain form is easily incorporated into cellular assays to investigate the initial steps of lipid signaling, including its crucial phosphorylation by a variety of specific lipid kinases.
Synonyms
Phosphatidylinositol diC4; Dibutanoyl phosphatidylinositol; D-myo-phosphatidylinositol; PtdIns C4; PI C4; (4:0/4:0) PI; PI diC4