3.1.3.24 Mg2+ - 114200, 114204, 653571 3.1.3.24 Mg2+ 4fold increase in activity 114204 3.1.3.24 Mg2+ 5 mM, increase in activity, Km: 0.3 mM 114200 3.1.3.24 Mg2+ dependent on, the optimal ion concentration is 17.5 mM 729755 3.1.3.24 Mg2+ highly dependent on, can partially be replaced by Mn2+ 653641 3.1.3.24 Mg2+ Km: 0.175 mM 114202 3.1.3.24 Mg2+ Km: 2.0 mM 114208 3.1.3.24 Mg2+ maximal activity is observed in the presence of Mg2+ 751954 3.1.3.24 Mg2+ maximal activity is observed in the presence of Mg2+, optimum concentration 5 mM 751954 3.1.3.24 Mg2+ required 114204, 114208 3.1.3.24 Mn2+ - 653571 3.1.3.24 Mn2+ about 30% of the activity with Mg2+ 751954 3.1.3.24 Mn2+ can partially replace Mg2+, 37% of the activity with Mg2+ at 0.1 mM 653641 3.1.3.24 Mn2+ increases activity 114200 3.1.3.24 additional information divalent cation is required 751954