General Description
KMÂ for human factor Xa is ~0.8mM
| Product Name | Factor Xa chromogenic substrate, solid |
| Assay | ≥90% (HPLC) |
| Quality Level | 200 |
| form | solid |
| mol wt | apparent mol wt 622.7 |
| solubility | methanol: water (1:9): 25 mg/mL |
| storage temp. | 2-8°C |
| Manufacturer | Sigma-Aldrich Solutions |
Biochem/physiol Actions
Factor Xa chromogenic substrate contains peptide sequence Bz-Ile-Glu-Gly-Arg-pNA. Factor Xa mediates the release of p-NA chromogen post hydrolysis of substrate which is measurable photometrically.