| Strain | Pseudomonas putida ND6 |
| GI | 395444969 |
| Locus Tag | YSA_02469 |
| Description | 23S rRNA 5-methyluridine methyltransferase |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501681953 |
| Locus Tag | PFLCHA0_c45200 |
| Description | 23S rRNA (uracil-5-)-methyltransferase RumA |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392420863 |
| Locus Tag | A458_08990 |
| Description | 23S rRNA m(5)U1939 methyltransferase |