| Strain | Pseudomonas aeruginosa M18 |
| GI | 386060021 |
| Locus Tag | PAM18_3960 |
| Description | flagellar basal body P-ring protein |
| Strain | Pseudomonas sp. UW4 |
| GI | 426410806 |
| Locus Tag | PputUW4_03908 |
| Description | flagellar basal body P-ring protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647169 |
| Locus Tag | HCH_04475 |
| Description | flagellar basal body P-ring protein |