| Strain | Pseudomonas syringae pv. phaseolicola 1448A |
| GI | 71736305 |
| Locus Tag | PSPPH_0550 |
| Description | phosphoserine phosphatase SerB |
| Strain | Pseudomonas entomophila L48 |
| GI | 104783889 |
| Locus Tag | PSEEN4962 |
| Description | phosphoserine phosphatase |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482898865 |
| Locus Tag | AvCA6_07410 |
| Description | Phosphoserine phosphatase |