Gastricsin | definition of gastricsin by Medical dictionary
a proteolytic enzyme isolated from gastric juice; its precursor is pepsinogen but differs from pepsin in molecular weight and in the amino acid content at the N terminal.
An alternative term for a human peptidase now termed pepsin C. It is present in the gastric juices of most vertebrates and exhibits a preference for hydrolysis of Tyr-Xaa bonds.
gastricsin A gastric enzyme, EC 22.214.171.124. Gastricin was also used for peptidase (EC 126.96.36.199) which has been transferred to signal peptidase II (EC 188.8.131.52).
References in periodicals archive
The observation that gastricsin
and human pepsin are produced from the activation of the Zymogen IA fraction suggests two possibilities.
(2003) Inhibition of human pepsin and gastricsin