3.5.1.3 additional information no activation by Mg2+ 288886 3.5.1.3 additional information no effect of 0.05 M NaCl, KCl, MgCl2, CaCl2, or BaCl2 288892 3.5.1.3 additional information no effect of Ca2+, no activation with 50 mM CaCl2, toward substrates alpha-ketoglutaramate or alpha-ketosuccinamate 288884 3.5.1.3 additional information no Mg2+ requirement for omega-amidase activity 288886 3.5.1.3 additional information no requirement for any metal ions for hydroxamate formation 288886 3.5.1.3 additional information no requirement for Mg2+ or Mn2+ for formation of hydroxamate 288889