KEGG   ENZYME: 3.4.21.67Help
Entry
EC 3.4.21.67                Enzyme                                 

Name
endopeptidase So;
E. coli cytoplasmic proteinase;
proteinase So;
Escherichia coli serine proteinase So
Class
Hydrolases;
Acting on peptide bonds (peptidases);
Serine endopeptidases
BRITE hierarchy
Reaction(IUBMB)
Hydrolysis of proteins, but not Bz-Tyr-OEt, Ac-Phe-beta-naphthylester, or Bz-Arg-OEt
Comment
An Escherichia coli cytoplasmic endopeptidase formerly included in EC 3.4.21.14. Inhibited by Tos-Phe-CH2Cl, but not by Tos-Lys-CH2Cl
History
EC 3.4.21.67 created 1992 (EC 3.4.21.14 created 1961 as EC 3.4.4.16, transferred 1972 to EC 3.4.21.14, modified 1986, part incorporated 1992)
Reference
1  [PMID:7043205]
  Authors
Goldberg AL, Swamy KH, Chung CH, Larimore FS.
  Title
Proteases in Escherichia coli.
  Journal
Methods. Enzymol. 80 Pt C (1981) 680-702.
Reference
2  [PMID:6339474]
  Authors
Chung CH, Goldberg AL.
  Title
Purification and characterization of protease So, a cytoplasmic serine protease in Escherichia coli.
  Journal
J. Bacteriol. 154 (1983) 231-8.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
81611-83-8

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