1.3.1.84	Mg2+	required	
1.3.1.84	Mg2+	dependent on	
1.3.1.84	Zn2+	presence of 0.8 mol Zn2+ per mol of monomer, addition of Zn2+ is not stimulatory	
1.3.1.84	Zn2+	zinc-dependent oxidoreductase