. "Catalysis of the reaction: ATP + 1D-myo-inositol 1,4,5,6-tetrakisphosphate = ADP + 1D-myo-inositol 1,3,4,5,6-pentakisphosphate." . . "inositol polyphosphate multikinase activity" . "IpmK" . "EC:2.7.1.151" . "inositol tetrakisphosphate 3-kinase activity" . "1D-myo-inositol-tetrakisphosphate 3-kinase activity" . "inositol 1,4,5,6-tetrakisphosphate 3-kinase activity" . . .