Term Name:	inositol hexakisphosphate 4-kinase activity
Synonyms:
Definition:	Catalysis of the reaction: ATP + 1D-myo-inositol hexakisphosphate = ADP + 4-diphospho-1D-myo-inositol (1,2,3,5,6)pentakisphosphate.
Ontology:	GO: Molecular Function [GO:0000830]    QuickGO    AmiGO