inositol-1,3,4,5,6-pentakisphosphate 2-kinase activity
inositol-1,3,4,5,6-pentakisphosphate 2-kinase activity
Catalysis of the reaction: 1D-myo-inositol 1,3,4,5,6-pentakisphosphate + ATP = 1D-myo-inositol hexakisphosphate + ADP + H+.