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516360 Sigma-Aldrich

Pepsin, Porcine Stomach Mucosa

Catalyzes the hydrolysis of aminoacyl-proline to an amino acid and proline. Inhibitors include aliphatic alcohols, pepstatin A, and pH 6.0.

  • CAS Number 9001-75-6

  •  EC Index Number 3.4.23.1

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Properties

Related Categories Application Index, Biochemicals and Reagents, Enzymes, Inhibitors, and Substrates, Protein & Nucleic Acid Isolation
packaging   2.5 gm in Plastic ampoule (516360-2.5GM)
  500 mg in Plastic ampoule (516360-500MG)
feature productdata solubility   10 mM HCl (0.5 mg/ml)
form   lyophilized
shipped in   ambient
specific activity activity   ≥2000 units/mg protein
storage condition   OK to freeze
  desiccated
brand family   Calbiochem
storage conditions   -20C

Description

General description

Native pepsin from porcine stomach mucosa. Active under acidic conditions. Catalyzes the hydrolysis of aminoacyl-proline to an amino acid and proline. Inhibitors include aliphatic alcohols, pepstatin A, and pH >6.0. Has an optimal pH of 2.0-4.0.

Native pepsin from porcine stomach mucosa. Secreted by the mucosal lining of the stomach. Active under acidic conditions. Catalyzes the hydrolysis of aminoacyl-proline to an amino acid and proline. Inhibitors include aliphatic alcohols, pepstatin A, and pH >6.0.

Other Notes

Bergmeyer, H.V. 1984. Methods of Enzymatic Analysis (3rd ed., vol. 5) p. 232, Academic Press, New York.

Packaging

2.5 gm in Plastic ampoule

500 mg in Plastic ampoule

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 6 months at -20°C.

Unit Definition

One unit is defined as the amount of enzyme that will digest hemoglobin substrates to TCA-soluble products, measured as a change in absorbance at 280 nm of 0.001 per min at 37°C, pH 2.0.

Warning

Harmful (C)

Safety & Documentation

Safety Information

RTECS 
SC6132000

Documents

Certificate of Analysis

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Protocols & Articles
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