| Strain | Pseudomonas aeruginosa B136-33 | 
| GI | 478478250 | 
| Locus Tag | G655_10270 | 
| Description | precorrin-6y-dependent methyltransferase CobL | 
| Strain | Pseudomonas denitrificans ATCC 13867 | 
| GI | 472323780 | 
| Locus Tag | H681_03020 | 
| Description | precorrin-6y C5,15-methyltransferase subunit CbiE | 
| Strain | Pseudomonas protegens Pf-5 | 
| GI | 70734159 | 
| Locus Tag | PFL_0656 | 
| Description | precorrin-6y C5,15-methyltransferase |