EC Number   |
pH Minimum |
pH Maximum |
Reference |
|---|
   3.4.22.1 | 2.5 |
4 |
collagen as substrate |
36641 |
| 3.4.22.1 | 3 |
6 |
pH 3.0: about75 % of maximal activity, pH 6.0: about 50% of maximal activity |
752847 |
| 3.4.22.1 | 3.5 |
6.5 |
activity range with substrate acetyl-Asp-Glu-Val-Asp-7-amido-4-methylcoumarin, about 90% of maximal activity at pH 3.5, maximal activity at pH 4.0, and about 5-10% of maximal activity at pH 6.5, iactive at pH 7.0 |
678362 |
| 3.4.22.1 | 3.5 |
8 |
- |
668326 |
| 3.4.22.1 | 4 |
6 |
pH 4.0: about 40% of maximal activity, pH 6.0: about 60% of maximal activity |
754582 |
| 3.4.22.1 | 4 |
6 |
there is 60% activity at pH 4.0. The activity decreases significantly below pH 4.0 or above pH 5.0, and 5% activity is detected at pH 6.0 |
718184 |
| 3.4.22.1 | 4 |
6.5 |
pH 4.0: about 50% of maximal activity, pH 6.0: about 70% of maximal activity, substrate: benzyloxycarbonyl-Phe-Arg-7-amido-4-methylcoumarin, cathepsin B2 |
754979 |
| 3.4.22.1 | 4 |
6.5 |
pH 4.0: about 55% of maximal activity, pH 6.0: about 80% of maximal activity, substrate: benzyloxycarbonyl-Phe-Arg-7-amido-4-methylcoumarin, cathepsin B3 |
754979 |
| 3.4.22.1 | 4 |
6.5 |
pH 4.0: about 60% of maximal activity, pH 6.0: about 50% of maximal activity, substrate: benzyloxycarbonyl-Phe-Arg-7-amido-4-methylcoumarin, cathepsin B4 |
754979 |
| 3.4.22.1 | 4 |
6.5 |
pH 4.0: about 70% of maximal activity, pH 6.0: about 80% of maximal activity, substrate: benzyloxycarbonyl-Phe-Arg-7-amido-4-methylcoumarin, cathepsin B1 |
754979 |
