| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15595790 |
| Locus Tag | PA0593 |
| Description | pyridoxal phosphate biosynthetic protein PdxA |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339492699 |
| Locus Tag | PSTAB_0622 |
| Description | 4-hydroxythreonine-4-phosphate dehydrogenase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648742 |
| Locus Tag | HCH_06104 |
| Description | 4-hydroxythreonine-4-phosphate dehydrogenase |