Any feedback?
Literature summary for 3.2.1.20 extracted from
- Production and characteristics of an intracellular alpha-glucosidase from a color variant strain of Aureobasidium pullulans (1993), Curr. Microbiol., 27, 73-77.
No PubMed abstract available
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 1.85 | - |
maltose | pH 4.0, 50°C | Aureobasidium pullulans |  |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| intracellular | - |
Aureobasidium pullulans | 5622 | - |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Aureobasidium pullulans | - |
color variant strain | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Aureobasidium pullulans |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 316.8 | - |
- |
Aureobasidium pullulans |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| isomaltose + H2O | - |
Aureobasidium pullulans | 2 alpha-D-glucose | - |
? | |
| maltohexaose + H2O | - |
Aureobasidium pullulans | maltopentaose + D-glucose | - |
? | |
| maltose + H2O | - |
Aureobasidium pullulans | alpha-D-glucose + D-glucose | - |
? | |
| maltotetraose + H2O | - |
Aureobasidium pullulans | alpha-D-glucose | - |
? | |
| maltotriose + H2O | - |
Aureobasidium pullulans | maltose + D-glucose | - |
? | |
| starch + H2O | little raw starch degradation | Aureobasidium pullulans | alpha-D-glucose | - |
? | |
| sucrose + H2O | - |
Aureobasidium pullulans | D-fructose + alpha-D-glucose | - |
? | |
| trehalose + H2O | - |
Aureobasidium pullulans | alpha-D-glucose | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
- |
Aureobasidium pullulans |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 45 | 70 | 40°C: about 50% of maximal activity, 70°C: about 45% of maximal activity | Aureobasidium pullulans |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
1 h, fully stable up to | Aureobasidium pullulans |
| 65 | - |
1 h, 20% loss of activity | Aureobasidium pullulans |
| 70 | - |
1 h, 90% loss of activity | Aureobasidium pullulans |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 4 | - |
- |
Aureobasidium pullulans |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 3 | 5 | pH 3.0: 90% of maximal activity, pH 5.0: about 65% of maximal activity, no activity at pH 6.5 | Aureobasidium pullulans |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 3 | 6 | 50°C, 1 h, completely stable | Aureobasidium pullulans |
Use of this online version of BRENDA is free under the CC BY 4.0 license. See terms of use for full details.
Release 2023.1 (January 2023)
Legal
Curated at
Member of
