| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116052689 |
| Locus Tag | PA14_60210 |
| Description | pseudouridine synthase |
| Strain | Pseudomonas putida BIRD-1 |
| GI | 386010292 |
| Locus Tag | PPUBIRD1_0674 |
| Description | RluA family pseudouridine synthase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648561 |
| Locus Tag | HCH_05920 |
| Description | 23S RNA-specific pseudouridylate synthases-like protein |