| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15600235 |
| Locus Tag | PA5042 |
| Description | type 4 fimbrial biogenesis protein PilO |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472327686 |
| Locus Tag | H681_22625 |
| Description | type 4 fimbrial biogenesis protein PilO |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733951 |
| Locus Tag | PFL_0447 |
| Description | type IV pilus biogenesis protein PilO |