| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229588896 |
| Locus Tag | PFLU1366 |
| Description | protocatechuate 3,4-dioxygenase subunit beta |
| Strain | Pseudomonas sp. UW4 |
| GI | 426408117 |
| Locus Tag | PputUW4_01204 |
| Description | protocatechuate 3,4-dioxygenase subunit beta |
| Strain | Pseudomonas putida H8234 |
| GI | 512579514 |
| Locus Tag | L483_27775 |
| Description | protocatechuate 3,4-dioxygenase subunit beta |