| Strain | Pseudomonas aeruginosa PA7 |
| GI | 152987434 |
| Locus Tag | PSPA7_5162 |
| Description | type 4 fimbrial biogenesis protein PilB |
| Strain | Pseudomonas fulva 12-X |
| GI | 333901968 |
| Locus Tag | Psefu_3791 |
| Description | type IV-A pilus assembly ATPase PilB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647942 |
| Locus Tag | HCH_05278 |
| Description | type II secretory pathway ATPase PulE/Tfp pilus assembly pathway ATPase PilB |