| Cat# | DIA-495 |
| Source | Aspergillus oryzae |
| Description | High purity α-amylase (Aspergillus oryzae) for use in research, biochemical enzyme assays and in vitro diagnostic analysis. |
| Form | Suspension |
| ECNumber | 3.2.1.1 |
| Activity | ~ 120 U/mg (40 °C, pH 5.4 on Ceralpha reagent) |
| CAS No. | 9000-90-2 |
| Optimum temperature | 50 °C |
| Stability | > 1 year under recommended storage conditions |
| Unit Definition | One unit of α-amylase is the amount of enzyme required to release one μmole of p-nitrophenol from blocked p-nitrophenyl-maltoheptaoside per minute (in the presence of excess α-glucosidase), pH 5.4 at 40 °C. |
| Storage | 4 °C |
| Synonyms | α-amylase; 4-α-D-glucan glucanohydrolase |
| Buffer | 3.2 M ammonium sulphate |
| Molecular Weight | 54000 Da |
| Concentration | ~ 1000 U/mL |
| Specificity | Endo-hydrolysis of α-1,4-D-glucosidic linkages in starch. |
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