a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ATP <=> a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-3,4-bisphosphate) + ADP + H(+)
a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol 4-phosphate) + atp <=> a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol-3,4-bisphosphate) + adp + h(+)
a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) + ATP <=> a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-3,4-bisphosphate) + ADP + H(+)
a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol 4-phosphate) + atp <=> a 1,2-diacyl-sn-glycero-3-phospho-(1d-myo-inositol-3,4-bisphosphate) + adp + h(+)