| Strain | Pseudomonas mendocina NK-01 |
| GI | 330501006 |
| Locus Tag | MDS_0092 |
| Description | tryptophan synthase subunit alpha |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323256 |
| Locus Tag | H681_00400 |
| Description | tryptophan synthase subunit alpha |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645234 |
| Locus Tag | HCH_02437 |
| Description | tryptophan synthase subunit alpha |