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Literature summary for 3.2.1.37 extracted from
- Characterization of beta-xylosidase enzyme from a Pichia stipitis mutant (2008), Biores. Technol., 99, 38-43.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| 2-mercaptoethanol | complete inhibition | Scheffersomyces stipitis |  |
| Fe3+ | 80% inhibition | Scheffersomyces stipitis | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 1.6 | - |
p-nitrophenyl beta-D-xylopyranoside | pH 5.0, 45°C | Scheffersomyces stipitis | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| extracellular | - |
Scheffersomyces stipitis | - |
- |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Scheffersomyces stipitis | - |
mutant strain NP54376 exhibiting high xylanolytic activity when grown on various xylan sources, maximal enzyme production by growth on xylan as the sole carbon source | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| culture fluid | - |
Scheffersomyces stipitis | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| additional information | no substrate: cellulose, starch, maltose, cellobiose | Scheffersomyces stipitis | ? | - |
? | |
| p-nitrophenyl beta-D-xylopyranoside + H2O | - |
Scheffersomyces stipitis | p-nitrophenol + beta-D-xylopyranose | - |
? | |
| xylo-oligosaccharides + H2O | - |
Scheffersomyces stipitis | xylobiose + ? | major hydrolysis product | ? | |
| xylobiose + H2O | - |
Scheffersomyces stipitis | 2 D-xylose | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 45 | - |
- |
Scheffersomyces stipitis |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
30 min, stable | Scheffersomyces stipitis |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 5 | - |
- |
Scheffersomyces stipitis |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 3.5 | 7.2 | - |
Scheffersomyces stipitis |
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