| Cat# | BDE-020 |
| Specification | 5 KU, 50 KU, 500 KU |
| Description | Cystathionine-β-lyase (CBL) cleaves cystathionine to produce cysteine and plays a central role in hydrogen sulfide production and amino acid metabolism. |
| Applications | Used in the coenzyme system for homocysteine detection to achieve cascading signal amplification. |
| Enzyme Commission Number | EC 4.4.1.8 |
| Form | Yellow amorphous lyophilized powder |
| Source | Microorganism |
| Activity | ≥ 30 U/mg |
| Unit Definition | One unit is defined as the amount of enzyme required to consume 1 μmol of NADH per minute under specified assay conditions. |
| Molecular Weight | 54 kDa (SDS-PAGE) |
| Purity | ≥ 90% |
| Optimum pH | 8.0 |
| Optimum temperature | 50°C |
| pH Stability | 6.0-10.0 (25°C, 16 h) |
| Thermal Stability | < 45°C (pH 8.0, 30 min) |
| Isoelectric Point | 6.0 |
| Km Value | 1.6×10^-3 M (L-Cystathionine) |
| Inhibitors | Not inhibited by NaN3 |
| Protectant | Triton X-100, glycerol |
| Storage | Store at -25°C to -15°C for 12 months to maintain at least 90% activity. |
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