| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599722 |
| Locus Tag | PA4526 |
| Description | type 4 fimbrial biogenesis protein PilB |
| Strain | Pseudomonas resinovorans NBRC 106553 |
| GI | 512616616 |
| Locus Tag | PCA10_09630 |
| Description | type 4 pili assembly protein PilB |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868146 |
| Locus Tag | PSPTO_0926 |
| Description | type IV pilus biogenesis protein PilB |