The ΔG' of ATP hydrolysis is highly affected by Mg2+ ions.
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ATP(aq) + H2O(l) ADP(aq) + Orthophosphate(aq)
Reaction Gibbs Energy
Estimated ΔrG'm -43.5 ± 0.6 [kJ/mol]    Enter custom concentrations »
Estimated ΔrG'° -26.4 ± 0.6 [kJ/mol]     K'eq = 4.2 × 104
Estimated using Component Contribution (2013)
pH
Ionic strength [M]