1-phosphatidylinositol-5-phosphate 4-kinase activity
1-phosphatidylinositol-5-phosphate 4-kinase activity
ATP:1-phosphatidyl-1D-myo-inositol-5-phosphate 4-phosphotransferase activity
atp:1-phosphatidyl-1d-myo-inositol-5-phosphate 4-phosphotransferase activity