| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478476238 |
| Locus Tag | G655_00180 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323256 |
| Locus Tag | H681_00400 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733549 |
| Locus Tag | PFL_0036 |
| Description | tryptophan synthase subunit alpha |