| Strain | Pseudomonas protegens Pf-5 |
| GI | 346642785 |
| Locus Tag | PFL_1316 |
| Description | 4-hydroxybenzoate transporter PcaK |
| Strain | Pseudomonas entomophila L48 |
| GI | 104780371 |
| Locus Tag | PSEEN1162 |
| Description | 4-hydroxybenzoate transporter |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254243335 |
| Locus Tag | PA2G_04146 |
| Description | 4-hydroxybenzoate transporter PcaK |