| Category | File | |
| T4SS components |  Gene |
Protein |
| T4SS effectors | Gene |
Protein |
| Experimentally verified effectors | Gene |
Protein |
| Structural proteins | Protein |
|
| Accessory proteins | Protein |
|
| Effectors of host-pathogen interaction | Protein |
|
| Experimentally verified effectors of host-pathogen interaction | Protein |
|