Compound as reactive (1)
H2O + P1,P4-bis(5'-adenosyl) tetraphosphate → 2 H+ + 2 ADP
Compound as product (1)
2 ATP + H+ → P1,P4-bis(5'-adenosyl) tetraphosphate + diphosphate
Reversible reaction (2)
H+ + ADP + ATP ↔ P1,P4-bis(5'-adenosyl) tetraphosphate + phosphate
H2O + P1,P4-bis(5'-adenosyl) tetraphosphate ↔ 2 H+ + AMP + ATP