Research Article
A Highly Thermostable Xylanase from Stenotrophomonas maltophilia: Purification and Partial Characterization
Table 4
Summary of the purification steps of an extracellular xylanase produced by S. maltophilia strain X6.
| Purification step | Volume (mL) | Total activity (IU) | Total protein (mg) | Specific activity (IU/mg) | Recovery (%) | Purification fold |
| Culture filtrate | 600 | 13920 | 241.22 | 57.71 | 100 | 1.00 | Ammonium sulfate precipitation | 20 | 7950 | 96.48 | 82.40 | 57.11 | 1.43 | Sephadex G-100 | 21 | 5200 | 36.85 | 141.11 | 37.36 | 2.45 | DEAE-cellulose | 9 | 2670 | 8.52 | 313.38 | 19.18 | 5.43 |
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