1D-myo-inositol 1,3,4-trisphosphate + ATP <=> 1D-myo-inositol 1,3,4,5-tetrakisphosphate + ADP + H(+)
1d-myo-inositol 1,3,4-trisphosphate + atp <=> 1d-myo-inositol 1,3,4,5-tetrakisphosphate + adp + h(+)