| Cat# | TRA-049 |
| Specification | 10KU,100KU,500KU,1000KU |
| Description | Specifically catalyzes D-lactic acid dehydrogenase, used for clinical detection of intestinal dysbiosis or D-lactic acidosis. |
| Applications | For the development and large-scale preparation of reagents such as aspartate aminotransferase (AST) and alanine aminotransferase (ALT). |
| Form | White amorphous lyophilized powder |
| Source | Microorganisms |
| Activity | ≥ 420.0 U/mg |
| Unit Definition | One unit is defined as the amount of enzyme required to oxidize 1 μmol of NADH per minute under the following conditions. |
| Molecular Weight | 45 kDa (SDS-PAGE) |
| Purity | ≥ 90% by SDS-PAGE |
| Optimum pH | 6.5-7.0 |
| Optimum temperature | 45°C |
| pH Stability | 5.5-10.0 (25°C, 16 h) |
| Thermal Stability | < 50°C (pH 7.0, 30 min) |
| Isoelectric Point | 4.5 |
| Km Value | 2.2×10^-6 M (pyruvate) |
| Inhibitors | Ag+, Hg2+ |
| Protectant | BSA |
| Storage | Store at -25°C to -15°C for 12 months maintains > 90% activity. |
| Download Datasheet: |  |
