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Literature summary for 3.4.23.5 extracted from
- Partial purification and characterization of cathepsin D-like and B-like acid proteases from surf clam viscera (1986), J. Food Sci., 51, 71-78.
No PubMed abstract available
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| pepstatin | - |
Homo sapiens |  |
| pepstatin | - |
Spisula solidissima | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 36700 | - |
gel filtration | Spisula solidissima |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Homo sapiens | - |
- |
- |
| Spisula solidissima | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Spisula solidissima |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| casein + H2O | - |
Homo sapiens | ? | - |
? | |
| casein + H2O | - |
Spisula solidissima | ? | - |
? | |
| Hemoglobin + H2O | - |
Homo sapiens | ? | - |
? | |
| Hemoglobin + H2O | - |
Spisula solidissima | ? | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 44 | 48 | - |
Spisula solidissima |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 32 | 55 | 32°C: about 50% of maximal activity, 55°C: about 35% of maximal activity | Spisula solidissima |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 37 | - |
pH 3, 90 min, 13% loss of activity | Spisula solidissima |
| 57 | - |
pH 3, 90 min, 94% loss of activity | Spisula solidissima |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 2.2 | - |
casein | Spisula solidissima |
| 2.8 | - |
- |
Homo sapiens |
| 2.8 | - |
hemoglobin | Spisula solidissima |
| 5.5 | 6.5 | alpha-benzoyl-DL-Arg-p-nitroanilide | Spisula solidissima |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 5 | 8 | pH 5: about 60% of maximal activity, pH 8.0: about 55% of maximal activity, alpha-benzoyl-DL-Arg-p-nitroanilide | Spisula solidissima |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 2.5 | 5 | stable | Spisula solidissima |
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