Term Name:	1-phosphatidylinositol-4-phosphate 5-kinase activity
Synonyms:	1-phosphatidylinositol-4-phosphate kinase activity, 1-phosphatidylinositol-4-phosphate kinase, class IA, 1-phosphatidylinositol-4-phosphate kinase, class IB, ATP:1-phosphatidyl-1D-myo-inositol-4-phosphate 5-phosphotransferase activity, diphosphoinositide kinase activity, phosphatidylinositol 4-phosphate kinase activity, phosphatidylinositol-4-phosphate 5-kinase activity, PI(4)5K, PIP kinase activity, PIP5K, PtdIns(4)P-5-kinase activity, type I PIP kinase activity
Definition:	Catalysis of the reaction: a 1-phosphatidyl-1D-myo-inositol 4-phosphate + ATP = a 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate + ADP + H+.
Ontology:	GO: Molecular Function [GO:0016308]    QuickGO    AmiGO