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Literature summary extracted from
- An amylase producing maltotetraose and maltopentaose from Bacillus circulans (1983), Agric. Biol. Chem., 47, 2193-2199.
No PubMed abstract available
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 3.2.1.1 | Ag+ | 5 mM AgNO3, 95% inhibition | Niallia circulans |  |
| 3.2.1.1 | Ba2+ | 5 mM BaCl2, 22% inhibition | Niallia circulans | |
| 3.2.1.1 | Ca2+ | 5 mM CaCl2, 21% inhibition | Niallia circulans | |
| 3.2.1.1 | Co2+ | 5 mM CoCl2, 91% inhibition | Niallia circulans | |
| 3.2.1.1 | Cu2+ | 5 mM CuSO4, complete inhibition | Niallia circulans | |
| 3.2.1.1 | Fe2+ | 5 mM FeSO4, 91% inhibition | Niallia circulans | |
| 3.2.1.1 | Hg2+ | 5 mM HgCl2, 99% inhibition | Niallia circulans | |
| 3.2.1.1 | Mg2+ | 5 mM MgSO4, 18% inhibition | Niallia circulans | |
| 3.2.1.1 | Mn2+ | 5 mM MnCl2, 73% inhibition | Niallia circulans | |
| 3.2.1.1 | Ni2+ | 5 mM NiCl2, 91% inhibition | Niallia circulans | |
| 3.2.1.1 | Sr2+ | 5 mM SrCl2, 28% inhibition | Niallia circulans | |
| 3.2.1.1 | Zn2+ | 5 mM ZnSO4, complete inhibition | Niallia circulans | |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 45000 | - |
gel filtration | Niallia circulans |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.2.1.1 | Niallia circulans | - |
- |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 3.2.1.1 | - |
Niallia circulans |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | additional information | - |
- |
Niallia circulans |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.2.1.1 | starch + H2O | - |
Niallia circulans | additional information | maltotetraose + maltopentaose are the main products | ? | |
Temperature Optimum [°C]
| EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 50 | - |
- |
Niallia circulans |
Temperature Stability [°C]
| EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 50 | - |
pH 7.0, 10 min, stable | Niallia circulans |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 7 | - |
- |
Niallia circulans |
pH Range
| EC Number | pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 6 | 8.3 | pH 6.0: about 70% of maximal activity, pH 8.3: about 60% of maximal activity | Niallia circulans |
pH Stability
| EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.1 | 6 | 9 | 30°C, 3 h, stable | Niallia circulans |
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