Pepsin from porcine gastric mucosa, Ph Eur
Analysis Note
Optimum pH is 2-4. Active in 4 M urea and 3 M guanidine HCl. Stable at 60?°C. Pepsin is irreversibly inactivated at pH 8.0 - 8.5.
Application
Pepsin cleavage can be used to produce F(ab′)2 fragments of antibodies. pepsin at www.sigma-aldrich.com/enzymeexplorer.
Biochem/physiol Actions
Preferential cleavage: hydrophobic and aromatic residues in P1 and P1′ postitions. Cleaves Phe-Val, Gln-His, Glu-Ala, Ala-Leu, Leu-Tyr, Tyr-Leu, Gly-Phe, Phe-Phe and Phe-Tyr bonds in the β chain of insulin
Other Notes
Sales restrictions may apply
| Manufacturer | SIGMA-ALDRICH |
|---|---|
| Agency | tested according to Ph. Eur., USP/NF |
| Storage Temp. | 2-8°C |
| Form | powder |
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