Purification step | Total protein (mg) | Total activity (U) | Specific activity (U mg−1 protein) | Purification fold | Yield (%) |
---|---|---|---|---|---|
Cell-free filtrate | 234.709 | 271.080 | 1.155 | 1.000 | 100 |
(NH4)2SO4 | 12.152 | 192.139 | 15.812 | 13.690 | 71 |
Dialysis | 6.848 | 147.207 | 21.495 | 18.611 | 54 |
Gel filtration | 2.698 | 73.326 | 27.174 | 23.528 | 27 |