EC Number |
pH Minimum |
pH Maximum |
Reference |
---|
3.4.23.5 | -999 |
- |
- |
36919 |
3.4.23.5 | 2 |
3.5 |
about 65% of maximal activity at pH 2.0 and at pH 3.5 |
36951 |
3.4.23.5 | 2 |
4.5 |
pH 2.0: about 35% of maximal activity, pH 4.5: about 45% of maximal activity, hemoglobin as substrate |
36912 |
3.4.23.5 | 2 |
5 |
about 20% activity at pH 2.0, 100% activity at pH 3.0, about 80% activity at pH 4.0, no activity at pH 5.0 |
753730 |
3.4.23.5 | 2 |
5 |
pH 2.0: about 55% of maximal activity, pH 5.0: about40% of maximal activity, with albumin as substrate |
36912 |
3.4.23.5 | 2 |
5 |
pH 2.0: about 95% of maximal activity, pH 5.0: about 35% of maximal activity |
36958 |
3.4.23.5 | 2 |
5 |
the relative activities at pH 2.0, 4.0, and 5.0 are about 57, 65.7, and 23%, respectively, of that at pH 3.0. Cathepsin D activity decreases significantly above pH 5.0 and is only 2% at pH 6.0 |
717693 |
3.4.23.5 | 2.3 |
5 |
pH 2.3: about 35% of maximal activity, pH 5.0: about 45% of maximal activity, digestion of denatured hemoglobin |
36942 |
3.4.23.5 | 2.5 |
5 |
pH 2.5: about 95% of maximal activity, pH 5.0: about 20% of maximal activity, digestion of denatured hemoglobin |
36942 |
3.4.23.5 | 3 |
4.3 |
about 55% of maximal activity at pH 3.0 and at pH 4.3 |
36957 |