| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15596993 |
| Locus Tag | PA1796 |
| Description | 5,10-methylene-tetrahydrofolate dehydrogenase / cyclohydrolase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472325320 |
| Locus Tag | H681_10770 |
| Description | bifunctional 5,10-methylene-tetrahydrofolate dehydrogenase/ 5,10-methylene-tetrahydrofolate cyclohydrolase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731348 |
| Locus Tag | PFL_3992 |
| Description | bifunctional 5,10-methylene-tetrahydrofolate dehydrogenase/ 5,10-methylene-tetrahydrofolate cyclohydrolase |