| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15596130 |
| Locus Tag | PA0933 |
| Description | probable RNA methyltransferase |
| Strain | Pseudomonas sp. UW4 |
| GI | 426411004 |
| Locus Tag | PputUW4_04106 |
| Description | 23S rRNA 5-methyluridine methyltransferase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644637 |
| Locus Tag | HCH_01806 |
| Description | 23S rRNA 5-methyluridine methyltransferase |