Term Name:	diphosphoinositol pentakisphosphate 5-kinase activity
Synonyms:	diphosphoinositol-pentakisphosphate 5-kinase activity, inositol heptakisphosphate 5-kinase activity, IP7 5-kinase activity
Definition:	Catalysis of the reaction: ATP + 4-diphospho-1D-myo-inositol (1,2,3,5,6)pentakisphosphate = ADP + 4,5-bisdiphosphoinositol-1D-myo-inositol (1,2,3,6)tetrakisphosphate, and ATP + 6-diphospho-1D-myo-inositol (1,2,3,4,5)pentakisphosphate = ADP + 5,6-bisdiphosphoinositol-1D-myo-inositol (1,2,3,4)tetrakisphosphate.
Ontology:	GO: Molecular Function [GO:0033200]    QuickGO    AmiGO