| Strain | Pseudomonas fulva 12-X |
| GI | 333901672 |
| Locus Tag | Psefu_3489 |
| Description | XshC-Cox1-family protein |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501679282 |
| Locus Tag | PFLCHA0_c18220 |
| Description | XdhC/CoxI family protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644438 |
| Locus Tag | HCH_01591 |
| Description | CO dehydrogenase maturation factor |