| Strain | Pseudomonas protegens CHA0 |
| GI | 501678139 |
| Locus Tag | PFLCHA0_c06620 |
| Description | putative cobalt-precorrin-6A synthase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323781 |
| Locus Tag | H681_03025 |
| Description | cobalt-precorrin-6A synthase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83649102 |
| Locus Tag | HCH_06469 |
| Description | cobalt-precorrin-6A synthase |