Table 2.
IMP-1 enzyme zinc content determined by ICP-MS
| Sample | Zinc concn (μg/liter) | Relative zinc content (per enzyme) |
|---|---|---|
| Buffer | <0.1 | NAa |
| WT IMP-1 | 2,260.0 | 2 |
| C221G IMP-1 | 895.6 | 0.8 |
a
NA, not applicable.
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