Galactose dehydrogenase (soil prokaryote)
| Content: | 200 Units |
| Shipping Temperature: | Ambient |
| Storage Temperature: | 2-8oC |
| Formulation: | In 3.2 M ammonium sulphate |
| Physical Form: | Suspension |
| Stability: | Minimum 1 year at 4oC. Check vial for details. |
| Enzyme Activity: | Dehydrogenase |
| EC Number: | 1.1.1.48 |
| CAS Number: | 9028-54-0 |
| Synonyms: | D-galactose 1-dehydrogenase; D-galactose:NAD+ 1-oxidoreductase |
| Source: | Prokaryote |
| Molecular Weight: | 36,659 |
| Concentration: | Supplied at ~ 100 U/mL |
| Expression: | Recombinant from a Soil prokaryote |
| Specificity: |
Catalyses the reaction: D-galactose + NAD+ = D-galactono-1,4-lactone + NADH + H+ Also acts on L-arabinose but more slowly. |
| Specific Activity: | ~ 280 U/mg (25oC, pH 8.6 on D-galactose) |
| Unit Definition: | One unit of galactose dehydrogenase activity is defined as the amount of enzyme required to convert one µmole of D-galactose to D-galactanate per minute in the presence of NAD+ in Tris-HCl buffer (93 mM), pH 8.6 at 25oC. |
| Temperature Optima: | 40oC |
| pH Optima: | 8.6 |
| Application examples: | Applications for the measurement of D-galactose (and L-arabinose) in carbohydrate research and in the food, fermentation, wine, beverage and dairy industries. |
This product has been discontinued (read more).
High purity recombinant Galactose dehydrogenase (soil prokaryote) for use in research, biochemical enzyme assays and in vitro diagnostic analysis.
More analytical enzyme products available.
Publications
Assay for determination of free D-galactose and/or L-arabinose.
Charnock, S. C. & McCleary, B. V. (2006). Irish Patent No. S84280, UK Patent No. 1828407, German Patent No. 1828407, French Patent No. 1828407 and USA Patent No. US7, 785, 771/11/722,000.
Safety Information
| Symbol : | Not Applicable |
| Signal Word : | Not Applicable |
| Hazard Statements : | Not Applicable |
| Precautionary Statements : | Not Applicable |
Safety Data Sheet
