| Strain | Pseudomonas entomophila L48 |
| GI | 104783895 |
| Locus Tag | PSEEN4969 |
| Description | DNA topoisomerase IV subunit B |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397688563 |
| Locus Tag | PSJM300_17345 |
| Description | DNA topoisomerase IV subunit B |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648377 |
| Locus Tag | HCH_05734 |
| Description | DNA topoisomerase IV subunit B |