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You are here:Home » Molecular Biology » MB-Protease Inhibitors » Chymotrypsinogen A, Bovine Pancreas

Chymotrypsinogen A, Bovine Pancreas


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Chymotrypsin preferentially catalyzes the hydrolysis of peptide bonds involving L-isomers of tyrosine, phenylalanine, and tryptophan. It also readily acts upon amides and esters of susceptible amino acids.
Catalog #C5070-15
Bovine pancreas
Supplied as a dialyzed, lyophilized powder
45 units/mg protein
Unit Definition
1 unit hydrolyzes 1umole of benzoyl-L-tyrosine ethyl ester (BTEE) per minute at 25ºC, pH 7.8. An activity of 45 units per mg using the above definition, is the equivalent of 10,000 optical density or 1330 N.F. units per mg using ATEE as a substrate.
Quality Control
Storage and Stability
The enzyme is stable for days in solution at pH 3.0 and for years as a dry powder when stored refrigerated. Store at 2-8ºC. Protect from moisture.
Alternate namesEC=; Bovine Pancreas

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