obsolete phosphatidylinositol 3-kinase, class I, regulator activity (obsolete GO:0015073)
OBSOLETE. Catalysis of the reaction: ATP + 1-phosphatidyl-1D-myo-inositol = ADP + 1-phosphatidyl-1D-myo-inositol 3-phosphate.
phosphatidylinositol 3-kinase, class I, regulator activity
exact