| Cat# | DIA-500 |
| Source | Aspergillus niger |
| Description | High purity α-galactosidase from Aspergillus niger for use in research, biochemical enzyme assays and in vitro diagnostic analysis. |
| Form | Lyophilized powder |
| CAS No. | 9025-35-8 |
| Activity | ~ 500 U/mg (40 °C, pH 4.5 on p-nitrophenyl-α-D-galactopyranoside) |
| Unit Definition | One unit of activity is the amount of enzyme required to release one µmole of p-nitrophenol (pNP) per minute from p-nitrophenyl-α-D-galactopyranoside per min at pH 4.5 and 40 °C. |
| Storage | Below -10 °C |
| Synonyms | α-galactosidase; α-D-galactoside galactohydrolase |
| Enzyme Commission Number | EC 3.2.1.22 |
| Stability | > 1 year under recommended storage conditions |
| Optimum pH | 4.5 |
| Optimum temperature | 60 °C |
| Applications | Applications in carbohydrate and glycobiology research. |
| Molecular Weight | 97000 Da |
| Specificity | Hydrolysis of terminal, non-reducing α-D-galactose residues in α-D-galactosides, including galactose oligosaccharides, galactomannans and galactolipids. |
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