| Strain | Pseudomonas aeruginosa PAO1 | 
| GI | 15600157 | 
| Locus Tag | PA4964 | 
| Description | topoisomerase IV subunit A | 
| Strain | Pseudomonas denitrificans ATCC 13867 | 
| GI | 472327613 | 
| Locus Tag | H681_22260 | 
| Description | DNA topoisomerase IV subunit A | 
| Strain | Pseudomonas protegens Pf-5 | 
| GI | 70734052 | 
| Locus Tag | PFL_0548 | 
| Description | DNA topoisomerase IV subunit A |