Catalyzes the transfer of phosphatidylinositol (PI) and phosphatidic acid (PA) between membranes (, ). Binds PA derived from the phospholipase D signaling pathway and among the cellular PA species, preferably binds to the C16:0/16:1 and C16:1/18:1 PA species .
Catalyzes the transfer of phosphatidylinositol between membranes.
Subcellular locations: Cytoplasm
Ubiquitously expressed.