The Enzyme Database

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EC 3.4.22.6     
Accepted name: chymopapain
Reaction: Similar to that of papain
Other name(s): chymopapain A; chymopapain B; chymopapain S
Comments: The major endopeptidase of papaya (Carica papaya) latex. It has multiple chromatographic forms. In peptidase family C1 (papain family).
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, MEROPS, PDB, CAS registry number: 9001-09-6
References:
1.  Brocklehurst, K., Willenbrock, F. and Salih, E. Cysteine proteinases. In: Neuberger, A. and Brocklehurst, K. (Eds), New Comprehensive Biochemistry: Hydrolytic Enzymes, Elsevier, Amsterdam, 1987, pp. 39–158.
2.  Jacquet, A., Kleinschmidt, T., Schnek, A.G., Looze, Y. and Braunitzer, G. The thiol proteinases from the latex of Carica papaya L. III. The primary structure of chymopapain. Biol. Chem. Hoppe-Seyler 370 (1989) 425–434. [PMID: 2500950]
3.  Buttle, D.J., Dando, P.M., Coe, P.F., Sharp, S.L., Shepherd, S.T. and Barrett, A.J. The preparation of fully active chymopapain free of contaminating proteinases. Biol. Chem. Hoppe-Seyler 371 (1990) 1083–1088. [PMID: 2085414]
[EC 3.4.22.6 created 1961 as EC 3.4.4.11, transferred 1972 to EC 3.4.22.6]
 
 


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