| Strain | Pseudomonas putida W619 |
| GI | 170723064 |
| Locus Tag | PputW619_3903 |
| Description | cystathionine gamma-lyase |
| Strain | Pseudomonas fluorescens A506 |
| GI | 387894053 |
| Locus Tag | PflA506_2875 |
| Description | Cystathionine beta-lyase |
| Strain | Pseudomonas aeruginosa NCGM2.S1 |
| GI | 386068690 |
| Locus Tag | NCGM2_5798 |
| Description | cystathionine gamma-lyase |