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Literature summary for 3.4.23.29 extracted from
- Purification and characterization of a pepstatin-insensitive carboxyl proteinase from Polyporus tulipiferae (Irpex lacteus) (1985), Agric. Biol. Chem., 49, 2393-2397.
No PubMed abstract available
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| 1,2-epoxy-3-(4-nitrophenoxy)propane | not | Irpex lacteus |  |
| chymostatin | - |
Irpex lacteus | |
| Diazoacetyl-D,L-norleucine methyl ester | not | Irpex lacteus | |
| Hg2+ | - |
Irpex lacteus | |
| N-p-toluene sulfonyl-L-Phe chloromethyl ketone | - |
Irpex lacteus | |
| pepstatin | not | Irpex lacteus | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Irpex lacteus | - |
formerly Irpex lacteus | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Irpex lacteus |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
- |
Irpex lacteus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| Ala-Phe-Gly-Ala + H2O | - |
Irpex lacteus | Ala-Phe + Gly-Ala | - |
? | |
| Ala-Phe-Leu-Ala + H2O | - |
Irpex lacteus | Ala-Phe + Leu-Ala | - |
? | |
| Gly-Phe-Leu-Ala + H2O | - |
Irpex lacteus | Gly-Phe + Leu-Ala | - |
? | |
| Hemoglobin + H2O | - |
Irpex lacteus | Proteolytically cleaved hemogobin | - |
? | |
| additional information | milk clotting activity | Irpex lacteus | ? | - |
? | |
| Phe-Ala-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Ala + Ala-Ala | - |
? | |
| Phe-Glu-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Glu + Ala-Ala | - |
? | |
| Phe-Gly-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Gly + Ala-Ala | - |
? | |
| Phe-Leu-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Leu + Ala-Ala | - |
? | |
| Phe-Lys-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Lys + Ala-Ala | - |
? | |
| Phe-Tyr-Ala-Ala + H2O | - |
Irpex lacteus | Phe-Tyr + Ala-Ala | - |
? | |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 30 | - |
pH 4.6, 15 min, stable | Irpex lacteus |
| 45 | - |
pH 4.6, 15 min, complete inactivation | Irpex lacteus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 2.8 | - |
hemoglobin | Irpex lacteus |
| 4 | - |
Phe-Leu-Ala-Ala | Irpex lacteus |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 4.6 | - |
15 min, complete inactivation at 45°C, stable at 30°C | Irpex lacteus |
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