Table 1.

Effect of metal ions on activity of TsaBgl.

Metal	Relative Activity (%)
None a	100.00 ± 3.05
Li+	98.66 ± 2.93
Mg2+	97.26 ± 4.83
Ca2+	90.80 ± 2.37
Mn2+	97.64 ± 5.38
Fe2+	69.46 ± 2.43
Fe3+	91.02 ± 0.57
Co2+	92.23 ± 5.69
Ni2+	85.07 ± 3.23
Cu2+	8.47 ± 0.50
Zn2+	24.63 ± 0.98
Cd2+	66.53 ± 4.07
Ce2+	96.03 ± 3.89

^a None represents the enzymatic reaction in the absence of any metal ion, where the specific activity was 25.9 U/mg.