3.4.21.63	Ca2+	19% activation at 5 mM, no activation at 2 mM	753873	
3.4.21.63	Ca2+	activates 26% at 1 mM	754496	
3.4.21.63	Ca2+	activates 35% at 1 mM	680260	
3.4.21.63	Ca2+	activates 82.6% at 10 mM	752341	
3.4.21.63	Ca2+	stimulates recombinant and native enzyme	682690	
3.4.21.63	Co2+	activates 21.1% at 10 mM	752341	
3.4.21.63	Cu2+	activates 47% at 1 mM	754408	
3.4.21.63	Cu2+	activation	29491	
3.4.21.63	Fe2+	13% activation at 2 mM, 40% at 5 mM	753873	
3.4.21.63	Fe2+	activates 1.74fold at 5 mM	717055