| Strain | Pseudomonas aeruginosa DK2 |
| GI | 392983368 |
| Locus Tag | PADK2_09830 |
| Description | cobalt-precorrin-6A synthase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323781 |
| Locus Tag | H681_03025 |
| Description | cobalt-precorrin-6A synthase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 346642700 |
| Locus Tag | PFL_0655 |
| Description | cobalt-precorrin-6A synthase |