1.1.1.86 Co2+ the reaction requires a divalent metal ion 655530 1.1.1.86 Mg2+ - 686070, 763188 1.1.1.86 Mg2+ active site contains two divalent Mg2+ cations 762913 1.1.1.86 Mg2+ dependent on 738067, 738219 1.1.1.86 Mg2+ Km for Mg2+: 0.0045 mM, at pH 8.2, 30°C 639179 1.1.1.86 Mg2+ Km: 0.35 mM, pH 10, reaction with acetolactate 639178 1.1.1.86 Mg2+ Km: 0.4 mM, pH 8.5 639178 1.1.1.86 Mg2+ Km: 0.42 mM 639175 1.1.1.86 Mg2+ Km: 0.45 mM, pH 6.7, reaction with acetolactate 639178 1.1.1.86 Mg2+ Km: 0.5 mM 639184