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Literature summary extracted from
- Characterization of thermostable alpha-glucosidase from Clostridium thermosulfuricum 39E (1991), Appl. Microbiol. Biotechnol., 35, 568-571.
No PubMed abstract available
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 3.2.1.20 | acarbose | - |
Thermoanaerobacter thermohydrosulfuricus |  |
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 3.2.1.20 | 0.31 | - |
maltotriose | - |
Thermoanaerobacter thermohydrosulfuricus | |
| 3.2.1.20 | 0.58 | - |
maltotriose | - |
Thermoanaerobacter thermohydrosulfuricus | |
| 3.2.1.20 | 1.72 | - |
panose | - |
Thermoanaerobacter thermohydrosulfuricus | |
| 3.2.1.20 | 1.85 | - |
maltose | - |
Thermoanaerobacter thermohydrosulfuricus | |
| 3.2.1.20 | 2.95 | - |
isomaltose | - |
Thermoanaerobacter thermohydrosulfuricus | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.2.1.20 | Thermoanaerobacter thermohydrosulfuricus | - |
39E | - |
| 3.2.1.20 | Thermoanaerobacter thermohydrosulfuricus 39E | - |
39E | - |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 3.2.1.20 | partial | Thermoanaerobacter thermohydrosulfuricus |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 5.2 | - |
- |
Thermoanaerobacter thermohydrosulfuricus |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.2.1.20 | isomaltose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | 2 alpha-D-glucose | - |
? | |
| 3.2.1.20 | isomaltose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus 39E | 2 alpha-D-glucose | - |
? | |
| 3.2.1.20 | isomaltotriose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | alpha-D-glucose | - |
? | |
| 3.2.1.20 | isomaltotriose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus 39E | alpha-D-glucose | - |
? | |
| 3.2.1.20 | maltohexaose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | maltopentaose + D-glucose | - |
? | |
| 3.2.1.20 | maltose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | alpha-D-glucose + D-glucose | - |
? | |
| 3.2.1.20 | maltose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus 39E | alpha-D-glucose + D-glucose | - |
? | |
| 3.2.1.20 | maltotetraose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | alpha-D-glucose | - |
? | |
| 3.2.1.20 | maltotetraose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus 39E | alpha-D-glucose | - |
? | |
| 3.2.1.20 | maltotriose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | maltose + D-glucose | - |
? | |
| 3.2.1.20 | maltotriose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus 39E | maltose + D-glucose | - |
? | |
| 3.2.1.20 | p-nitrophenyl-alpha-D-glucopyranoside + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | 4-nitrophenol + D-glucose | - |
? | |
| 3.2.1.20 | panose + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | maltose + alpha-D-glucose | - |
? | |
| 3.2.1.20 | phenyl alpha-D-glucoside + H2O | - |
Thermoanaerobacter thermohydrosulfuricus | phenol + alpha-D-glucose | - |
? | |
Temperature Optimum [°C]
| EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 75 | - |
- |
Thermoanaerobacter thermohydrosulfuricus |
Temperature Range [°C]
| EC Number | Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 48 | 80 | 48°C: about 50% of maximal activity, 80°C: about 95% of maximal activity | Thermoanaerobacter thermohydrosulfuricus |
Temperature Stability [°C]
| EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 60 | - |
half-life: 46 h | Thermoanaerobacter thermohydrosulfuricus |
| 3.2.1.20 | 70 | - |
half-life: 110 min | Thermoanaerobacter thermohydrosulfuricus |
| 3.2.1.20 | 75 | - |
half-life: 35 min | Thermoanaerobacter thermohydrosulfuricus |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 5 | 5.5 | - |
Thermoanaerobacter thermohydrosulfuricus |
pH Range
| EC Number | pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 4.5 | 6 | pH 4.5: 90% of maximal activity, pH 6.0: 94% of maximal activity | Thermoanaerobacter thermohydrosulfuricus |
| 3.2.1.20 | 5 | 5.5 | - |
Thermoanaerobacter thermohydrosulfuricus |
pH Stability
| EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.20 | 5 | 6 | most stable at | Thermoanaerobacter thermohydrosulfuricus |
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