Purification step | Total volume (ml) | Activity (AU/ml) | Total activitya (AU) | Total protein (mg) | Specific activityb (AU/mg) | Increase in specific activity | Yield (%) |
---|---|---|---|---|---|---|---|
CS | 1000 | 4266 | 4.2 × 106 | 250 | 16800 | 1 | 100 |
Ammonium sulphate ppt. | 50 | 17066 | 8.5 × 105 | 21 | 40476.2 | 2.41 | 20.24 |
Cation-exchange fraction | 1 | 68266 | 6.8 × 104 | 2 | 34000 | 2.02 | 1.62 |