| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733549 |
| Locus Tag | PFL_0036 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas fluorescens A506 |
| GI | 387891289 |
| Locus Tag | PflA506_0034 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas putida GB-1 |
| GI | 167031118 |
| Locus Tag | PputGB1_0097 |
| Description | tryptophan synthase subunit alpha |