Table 4 Effect of divalent metal ions on the activity of the purified YlER
Concentration (mM) | Relative activity (%) | |||
|---|---|---|---|---|
ZnSO4 | CuSO4 | MnSO4 | FeSO4 | |
0 | 100 ± 0.2 | 100 ± 0.2 | 100 ± 0.2 | 100 ± 0.2 |
0.05 | 105 ± 0.6 | 99 ± 0.1 | 101 ± 0.5 | 102 ± 0.1 |
0.1 | 109 ± 0.1 | 98 ± 0.2 | 97 ± 0.3 | 93 ± 0.5 |
0.25 | 110 ± 0.3 | 96 ± 0.2 | 92 ± 0.4 | 90 ± 0.1 |
0.5 | 102 ± 0.4 | 95 ± 0.3 | 89 ± 0.3 | 89 ± 0.5 |