| Strain | Pseudomonas putida F1 |
| GI | 148547333 |
| Locus Tag | Pput_2112 |
| Description | 2Fe-2S iron-sulfur cluster binding domain-containing protein |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472325508 |
| Locus Tag | H681_11720 |
| Description | oxidoreductase iron sulfur binding subunit |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644436 |
| Locus Tag | HCH_01589 |
| Description | aerobic-type carbon monoxide dehydrogenase small subunit CoxS/CutS-like protein |