Research Article
Identification of a Marine Bacillus Strain C5 and Parathion-Methyl Degradation Characteristics of the Extracellular Esterase B1
Table 2
Summary of esterase B1 purification from Bacillus subtilis C5.
| | Purification step | Total activity (U) | Total protein (ug) | Specific activity (U/mg) | Yield (%) | Purification fold |
| | Culture supernatant | 75.5 | 2216.2 | 34.07 | 100 | 1.0 | | (NH4)2SO4 precipitation | 212 | 1160.85 | 182.62 | 56.16 | 5.36 | | Sephadex G-100 | 35.5 | 63.75 | 556.86 | 9.4 | 16.34 |
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