| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599009 |
| Locus Tag | PA3814 |
| Description | L-cysteine desulfurase (pyridoxal phosphate-dependent) |
| Strain | Pseudomonas resinovorans NBRC 106553 |
| GI | 512616787 |
| Locus Tag | PCA10_11340 |
| Description | cysteine desulfurase |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868630 |
| Locus Tag | PSPTO_1423 |
| Description | cysteine desulfurase |