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R4877 Sigma

Rennin from calf stomach

≥20 units/mg protein

Synonym: Chymosin

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Description

Analysis Note

Protein determined by biuret.

Packaging

100 mg in glass bottle

Package size based on protein content

Unit Definition

One unit will coagulate 10 mL of milk per min at 30 °C.

Physical form

Lyophilized powder containing sodium chloride

Application

Rennin, also known as chymosin, is a milkclotting acid proteinase produced in the stomach of a calf. It is used in cheesemaking and to study neonatal gastric digestion .

Biochem/physiol Actions

Rennin, a 323 amino acid chain, is secreted as an inactive precursor which is then converted into an active enzyme through limited proteolysis. It cleaves the peptide bond between phenylalanine and methionine in K-Casein.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

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Peer-Reviewed Papers
15

References

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