1.5.1.30 CaCl2 with 1 mM 84.5% activity 699057 1.5.1.30 Fe2+ rFlaR NADP+ reductase activity is Fe2+-dependent, recombinant enzyme FlaR (rFlaR) binds Fe2+ and exhibits FAD-dependent NADP-reductase activity, which increases in the presence of excess Fe2+ and is inhibited by divalent-ion chelating agents 765814 1.5.1.30 FeCl2 with 1 mM 90.0% activity 699057 1.5.1.30 MgCl2 with 1 mM 92.6% activity 699057 1.5.1.30 MnCl2 with 1 mM 97.0% activity 699057 1.5.1.30 additional information Fe2+, Fe3+, Mg2+, and Ca2+ do not affect the enzyme activity 392188 1.5.1.30 NiCl2 with 1 mM 86.6% activity 699057 1.5.1.30 ZnCl2 with 1 mM 96.8% activity 699057