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Literature summary for 3.2.1.20 extracted from
- Purification and properties of alpha-glucosidase from Bacillus cereus (1974), Agric. Biol. Chem., 38, 443-454.
No PubMed abstract available
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Cu2+ | - |
Bacillus cereus |  |
| Hg2+ | - |
Bacillus cereus | |
| Ni2+ | - |
Bacillus cereus | |
| PCMB | - |
Bacillus cereus | |
| Rose bengal | - |
Bacillus cereus | |
| Tris | - |
Bacillus cereus | |
| turanose | - |
Bacillus cereus | |
| Zn2+ | - |
Bacillus cereus | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 5.55 | - |
maltose | - |
Bacillus cereus | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 12000 | - |
x * 12000, SDS-PAGE | Bacillus cereus |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Bacillus cereus | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Bacillus cereus |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
- |
Bacillus cereus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| maltose | - |
Bacillus cereus | maltotriose + ? | - |
? | |
| maltose + H2O | - |
Bacillus cereus | alpha-D-glucose + D-glucose | - |
? | |
| maltose + riboflavin | - |
Bacillus cereus | ? | - |
? | |
| maltotriose + H2O | - |
Bacillus cereus | maltose + D-glucose | - |
? | |
| nigerose + H2O | - |
Bacillus cereus | 2 alpha-D-glucose | - |
? | |
| phenyl alpha-maltoside + H2O | - |
Bacillus cereus | alpha-D-glucose + phenyl alpha-D-glucoside | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 12000, SDS-PAGE | Bacillus cereus |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 40 | - |
- |
Bacillus cereus |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 20 | 45 | about 45% of maximal activity at 20°C and at 45°C | Bacillus cereus |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 35 | - |
stable up to | Bacillus cereus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 6.8 | 7.3 | - |
Bacillus cereus |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 6 | 8 | about 55% of maximal activity, pH 8.0: about 75% of maximal activity | Bacillus cereus |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 6.8 | 7.3 | 30°C, 20 h, stable | Bacillus cereus |
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