| Bordetella petrii DSM 12804 | |||||
| # | T4SS name | Replicon | Accession | Location | Function |
| 1 | Tfc | chromosome | NC_010170 | 1133464..1153678 | conjugation |
| 2 | Tfc | chromosome | NC_010170 | 1404231..1420494; 1435548..1440224 | conjugation |
| 3 | Tfc | chromosome | NC_010170 | 1530709..1556286 | conjugation |
| 4 | Trb | chromosome | NC_010170 | 2269545..2297191 | conjugation |
| 5 | Trw | chromosome | NC_010170 | 3914973..3930880 | NA |
| 6 | Tfc | chromosome | NC_010170 | 4518452..4538705 | conjugation |
| 7 | Trb | chromosome | NC_010170 | 4876733..4888684 | NA |