Table 2. Purification of recombinant QAPRTase from M. tuberculosis H37Rv.
Purification Step | Total Protein (mg) | Total activity (Unit) | Yield (%) | Specific activity (Unit/mg) | Purification (fold) |
Cell extract | 481.8 | 91.5 | 100 | 0.2 | 1.0 |
His-Trap | 34.3 | 62.7 | 68 | 1.8 | 9.6 |
Sephacryl S-200 | 14.0 | 17.1 | 19 | 1.2 | 6.4 |