| Strain | Pseudomonas protegens Pf-5 |
| GI | 346643291 |
| Locus Tag | PFL_5799 |
| Description | methylenetetrahydrofolate reductase |
| Strain | Pseudomonas aeruginosa M18 |
| GI | 386056499 |
| Locus Tag | PAM18_0430 |
| Description | 5,10-methylenetetrahydrofolate reductase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644379 |
| Locus Tag | HCH_01531 |
| Description | 5,10-methylenetetrahydrofolate reductase |