| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77460298 |
| Locus Tag | Pfl01_4077 |
| Description | phosphoserine aminotransferase |
| Strain | Pseudomonas aeruginosa C3719 |
| GI | 254236129 |
| Locus Tag | PACG_02093 |
| Description | 3-phosphoserine aminotransferase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647662 |
| Locus Tag | HCH_04982 |
| Description | phosphoserine aminotransferase |