Term Name:	1-phosphatidylinositol-4-phosphate 3-kinase activity
Synonyms:	ATP:1-phosphatidyl-1D-myo-inositol-4-phosphate 3-phosphotransferase activity, C2-domain-containing phosphoinositide 3-kinase activity, phosphatidylinositol 3-kinase activity, class I, phosphatidylinositol 3-kinase activity, class II, phosphatidylinositol 3-kinase, class I, catalyst activity, phosphatidylinositol-4-phosphate 3-kinase activity, type II phosphoinositide 3-kinase activity
Definition:	Catalysis of the reaction: a 1-phosphatidyl-1D-myo-inositol 4-phosphate + ATP = a 1-phosphatidyl-1D-myo-inositol 3,4-bisphosphate + ADP + H+.
Ontology:	GO: Molecular Function [GO:0035005]    QuickGO    AmiGO