Endopeptidase So EC#: 3.4.21.67; ChemWhat Code: 1380579
| Product Name | Endopeptidase So |
| Example Structure | ![]() |
| Synonyms | E. coli cytoplasmic proteinase, EC 3.4.21.14, endopeptidase So, Escherichia coli serine proteinase So, kexin, Proteinase So, Proteinase, Escherichia coli serine, So, SK-1, subtilisin kexin isozyme-1 |
| EC Number | 3.4.21.67 |
| CAS Registry Number | 81611-83-8 |
| Comments | An?Escherichia coli?cytoplasmic endopeptidase formerly included in EC?3.4.21.14. Inhibited by Tos-Phe-CH2Cl, but not by Tos-Lys-CH2Cl. |
| Cofactor | |
| History | |
| Reactions | Hydrolysis of proteins, but not Bz-Tyr-OEt, Ac-Phe-beta-naphthylester, or Bz-Arg-OEt. |
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