| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15596473 |
| Locus Tag | PA1276 |
| Description | cobalamin biosynthetic protein CobC |
| Strain | Pseudomonas mendocina NK-01 |
| GI | 330504022 |
| Locus Tag | MDS_3108 |
| Description | threonine-phosphate decarboxylase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83649095 |
| Locus Tag | HCH_06461 |
| Description | histidinol-phosphate/aromatic aminotransferase and cobyric acid decarboxylase |