. "\"Interacting selectively and non-covalently with phosphatidylinositol-3,4,5-trisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 3', 4' and 5' positions.\" [GOC:bf, GOC:jl]" . . "phosphatidylinositol-3,4,5-trisphosphate binding" . "PIP3 binding" . . .