| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116053756 |
| Locus Tag | PA14_00440 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733549 |
| Locus Tag | PFL_0036 |
| Description | tryptophan synthase subunit alpha |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645234 |
| Locus Tag | HCH_02437 |
| Description | tryptophan synthase subunit alpha |