| Strain | Pseudomonas mendocina ymp |
| GI | 146305810 |
| Locus Tag | Pmen_0775 |
| Description | type IV-A pilus assembly ATPase PilB |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478480840 |
| Locus Tag | G655_23265 |
| Description | type 4 fimbrial biogenesis protein 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 |