| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599354 |
| Locus Tag | PA4159 |
| Description | ferrienterobactin-binding periplasmic protein precursor FepB |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 346643037 |
| Locus Tag | PFL_3623 |
| Description | iron-enterobactin transporter periplasmic binding protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646512 |
| Locus Tag | HCH_03790 |
| Description | iron-enterobactin transporter periplasmic binding protein |