Protease Inhibitor
The Biortus protease inhibitor is a mixture containing multiple protease inhibitors of various types, covering a wide range of protease targets. This product effectively protects the "protease-sensitive" properties of proteins, thereby preventing unwanted proteolytic cleavage that may occur during experiments or biochemical processes.
The components of the protease inhibitor mixture include
| Serine protease inhibitors | Such as AEBSF, Aprotinin, etc., used to inhibit serine protease activity. | 
| Cysteine protease inhibitors | Such as E-64, lepeptin, used to inhibit cysteine protease activity. | 
| Metalloprotease inhibitors | Such as EDTA (added), used to chelate metal ions required for metalloprotease activity. | 
| Aspartic protease inhibitors | Such as Pepstatin A, used to inhibit aspartic protease activity. | 
The Biortus protease inhibitor can be used in various forms and is widely applied in experiments such as protein purification, protein immunoprecipitation, cell lysate preparation, and Western-blot experiments to protect target proteins from proteolytic degradation.
The working concentrations of each component of Biortus protease inhibitors
| Component | Mechanism of action | Working concentration | 
|---|---|---|
| 
                        AEBSF
                         (MW: 239.69)  | 
                    
                        Serine protease
                         (irreversible)  | 
                    1 mM | 
| 
                        Aprotinin
                         (MW: 6511.44)  | 
                    
                        Serine protease
                         (irreversible)  | 
                    0.01~0.3 μM | 
| 
                        Bestatin
                         (MW: 308.37)  | 
                    
                        Aminopeptidase
                         (reversible)  | 
                    130 μM | 
| 
                        E64
                         (MW: 357.41)  | 
                    
                        Cysteine protease
                         (irreversible)  | 
                    1.4~2.8 μM | 
| 
                        Leupeptin
                         (MW: 475.59)  | 
                    
                        Serine and cysteine proteases
                         (reversible)  | 
                    0.03 μM | 
| 
                        Pepstatin A
                         (MW: 685.89)  | 
                    
                        Aspartic protease
                         (reversible)  | 
                    1 μM | 
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