| Strain | Pseudomonas fluorescens A506 |
| GI | 387891642 |
| Locus Tag | PflA506_0400 |
| Description | type IV pilus biogenesis protein PilN |
| Strain | Pseudomonas aeruginosa M18 |
| GI | 386061216 |
| Locus Tag | PAM18_5158 |
| Description | type 4 fimbrial biogenesis protein PilN |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648613 |
| Locus Tag | HCH_05971 |
| Description | Tfp pilus assembly protein PilN |