| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116053757 |
| Locus Tag | PA14_00450 |
| Description | tryptophan synthase subunit beta |
| Strain | Pseudomonas resinovorans NBRC 106553 |
| GI | 512615686 |
| Locus Tag | PCA10_00330 |
| Description | tryptophan synthase beta chain |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28867398 |
| Locus Tag | PSPTO_0158 |
| Description | tryptophan synthase subunit beta |