| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116052558 |
| Locus Tag | PA14_58750 |
| Description | type 4 fimbrial biogenesis protein PilB |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392422338 |
| Locus Tag | A458_16470 |
| 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 |