| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66046620 |
| Locus Tag | Psyr_3391 |
| Description | cytochrome c-type biogenesis protein CcmC |
| Strain | Pseudomonas aeruginosa LESB58 |
| GI | 218892650 |
| Locus Tag | PALES_39361 |
| Description | heme exporter protein CcmC |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647063 |
| Locus Tag | HCH_04367 |
| Description | cytochrome c biogenesis ABC transporter permease |