| Strain | Pseudomonas entomophila L48 |
| GI | 104779336 |
| Locus Tag | PSEEN0023 |
| Description | ribosomal RNA small subunit methyltransferase B |
| Strain | Pseudomonas putida DOT-T1E |
| GI | 397693661 |
| Locus Tag | T1E_0892 |
| Description | ribosomal RNA small subunit methyltransferase B |
| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77456243 |
| Locus Tag | Pfl01_0015 |
| Description | Fmu, rRNA SAM-dependent methyltransferase |