Table 2. Enrichment in Pectin methylesterase activity after different steps of purification.
| Purification steps | Activity (units/ml) | Protein (mg/ml) | Specific Activity (U/mg) |
Purification Factor |
|---|---|---|---|---|
| Crude | 250 | 2.41 | 103.7 | 1.00 |
| Ammonium Sulfate ppt. | 380 | 3.43 | 110.7 | 1.06 |
| Ion exchange | 290 | 0.44 | 1517.0 | 14.00 |
| Gel filtration | 178 | 0.06 | 2617.0 | 25.23 |