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| Purification step | Total protein (mg) | Total activity (U) | Specific activity (U/mg) | Recovery (%) | Fold |
| Supernatant of culture medium | 108.0 | 278.0 | 2.5 | 100.0 | 1.0 |
| Ultrafilter concentration | 32.2 | 200.9 | 6.2 | 72.3 | 2.2 |
| Toyopearl Butyl-650M | 0.5 | 26.2 | 51.7 | 9.4 | 20.1 |
