| Strain | Pseudomonas protegens Pf-5 |
| GI | 70732700 |
| Locus Tag | PFL_5395 |
| Description | protocatechuate 3,4-dioxygenase subunit alpha |
| Strain | Pseudomonas entomophila L48 |
| GI | 104783726 |
| Locus Tag | PSEEN4783 |
| Description | protocatechuate 3,4-dioxygenase subunit alpha (3,4-PCD) |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254243260 |
| Locus Tag | PA2G_04068 |
| Description | protocatechuate 3,4-dioxygenase, alpha subunit |