IUBMB Enzyme Nomenclature

EC 3.4.22.8

Accepted name: clostripain

Reaction: Preferential cleavage: Arg, including ArgPro, but not Lys-

Other names: clostridiopeptidase B; clostridium histolyticum proteinase B; α-clostridipain; clostridiopeptidase

Comments: From the bacterium Clostridium histolyticum. It requires Ca2+ ions and is inhibited by EDTA. Type example of peptidase family C11. Formerly EC 3.4.4.20

Links to other databases: BRENDA, EXPASY, KEGG, MEROPS, Metacyc, CAS registry number: 9028-00-6

References:

1. Mitchell, W.M. Cleavage at arginine residues by clostripain Methods Enzymol. 47 (1977) 165-170. [PMID: 927173]

2. Gilles, A.-M., Imhoff, J.-M. and Keil, B. α-Clostripain. Chemical characterization, activity, and thiol content of the highly active form of clostripain. J. Biol. Chem. 254 (1979) 1462-1468. [PMID: 762145]

3. Gilles, A.-M., Lecroisey, A. and Keil, B. Primary structure of α-clostripain light chain. Eur. J. Biochem. 145 (1984) 469-476. [PMID: 6391922]

[EC 3.4.22.8 created 1961 as EC 3.4.4.20, transferred 1972 to EC 3.4.22.8]


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