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Literature summary for 5.3.1.5 extracted from
- Catalytic properties of D-xylose isomerase from Streptomyces violaceoruber (1986), Enzyme Microb. Technol., 8, 696-700.
No PubMed abstract available
General Stability
| General Stability | Organism |
|---|---|
| Co2+ is superior as protector against thermal inactivation at 80°C | Streptomyces violaceoruber |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| D-sorbitol | - |
Streptomyces violaceoruber |  |
| D-xylitol | - |
Streptomyces violaceoruber | |
| Tris(hydroxymethyl)aminomethane | - |
Streptomyces violaceoruber | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 2.9 | - |
D-xylose | with 10 mM Mg2+ | Streptomyces violaceoruber | |
| 3.3 | - |
D-xylose | with 1 mM Co2+ | Streptomyces violaceoruber | |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| Co2+ | activates | Streptomyces violaceoruber | |
| Fe2+ | slight activation | Streptomyces violaceoruber | |
| Mg2+ | activates, maximal activity at 10 mM | Streptomyces violaceoruber | |
| Mn2+ | activates | Streptomyces violaceoruber | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Streptomyces violaceoruber | - |
- |
- |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| D-Glucose | - |
Streptomyces violaceoruber | D-Fructose | - |
? | |
| D-Xylose | r | Streptomyces violaceoruber | D-Xylulose | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 80 | - |
- |
Streptomyces violaceoruber |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| additional information | - |
Co2+ is superior as protector against thermal inactivation at 80°C | Streptomyces violaceoruber |
| 60 | - |
30 days, stable in presence of 1 mM Co2+ or 10 mM Mg2+ | Streptomyces violaceoruber |
Turnover Number [1/s]
| Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 2.8 | - |
D-xylose | with 1 mM Co2+ | Streptomyces violaceoruber | |
| 4.15 | - |
D-xylose | with 10 mM Mg2+ | Streptomyces violaceoruber | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.5 | 9.5 | - |
Streptomyces violaceoruber |
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Release 2023.1 (January 2023)
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