| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229588901 |
| Locus Tag | PFLU1371 |
| Description | 4-carboxymuconolactone decarboxylase |
| Strain | Pseudomonas poae RE*1-1-14 |
| GI | 447915731 |
| Locus Tag | H045_03635 |
| Description | 4-carboxymuconolactone decarboxylase |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501678829 |
| Locus Tag | PFLCHA0_c13610 |
| Description | 4-carboxymuconolactone decarboxylase PcaC |