Summary for clan SO
| Description | Serine nucleophile; | ||
Families
| Family | Family Type Peptidase | Structure |
| S74 | Escherichia coli phage K1F endosialidase CIMCD self-cleaving protein (Enterobacteria phage K1F) | Yes |
Distribution of clan SO among Kingdoms of Organisms
| Family | Bacteria | Archaea | Protozoa | Fungi | Plants | Animals | Viruses |
| S74 | - | - | - | - | - | - | - |
| Clan | - | - | - | - | - | - | - |
