| Helicobacter pylori G27 | |||||
| # | T4SS name | Replicon | Accession | Location | Function |
| 1 | VirB | chromosome | NC_011333 | 1048432..1062203 | NA |
| 2 | ComB  | chromosome | NC_011333 | 13476..16385; 36329..40365 | DNA uptake |
| 3 | Cag   | chromosome | NC_011333 | 514715..547464 | effector translocation (2 effectors) |
| T4SS derived from experimental literature | |||||
| This T4SS contains information of accessory protein. | |||||
| This T4SS contains information on host-pathogen interaction. | |||||
|