Enzymatic reactions [BR:br08201]
2. Transferase reactions
2.7 Transferring phosphorus-containing groups
2.7.4 Phosphotransferases with a phosphate group as acceptor
2.7.4.21
R10548 ATP + 1-Diphosinositol pentakisphosphate <=> ADP + 1D-myo-Inositol 1,5-bis(diphosphate) 2,3,4,6-tetrakisphosphate