Table 1.
Purification of DdPPK1
| Sample | Specific activity, Units/mg × 104 | Total activity*, units × 105 | Purification, fold | Recovery, % |
|---|---|---|---|---|
| WT cell lysate | 0.1 | |||
| Overproducer | 1.0 | 17.7 | 10 | |
| Heparin | 15 | 6.7 | 150 | 38 |
| FT of DEAE | 17 | 5.4 | 170 | 30 |
| Mono Q column | 48 | 1.5 | 480 | 8.5 |
*One unit of enzyme is defined as the amount incorporating 1 pmol of phosphate into poly P per min at 37°C.