| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116053109 |
| Locus Tag | PA14_65560 |
| Description | phosphoserine phosphatase |
| Strain | Pseudomonas entomophila L48 |
| GI | 104783889 |
| Locus Tag | PSEEN4962 |
| Description | phosphoserine phosphatase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648062 |
| Locus Tag | HCH_05403 |
| Description | phosphoserine phosphatase SerB |