A1-ANTICHYMOTRYPSIN, HUMAN PLASMA

产品信息 
Form  Solid 
Formulation  Lyophilized from 150 mM NaCl, 20 mM Tris-HCl, pH 7.4. 
Primary Target  chymotrypsin-like serine proteases 
Activity  ≥85% inhibition of cathepsin G when assayed at 25°C, pH 7.4, using Suc-Ala-Ala-Pro-Phe-pNA as substrate. 
Purity  ≥95% by SDS-PAGE 
Source  Prepared from plasma that has been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV. 
CAS number  141176-92-3 
Storage  -20°C 
Acute-phase protein present at ~45 mg/100 ml in plasma. Specific inhibitor of chymotrypsin-like serine proteinases. Molecular weight ranges from 65,000-68,000 daltons. M.W. 65,000-68,000.