| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599354 |
| Locus Tag | PA4159 |
| Description | ferrienterobactin-binding periplasmic protein precursor FepB |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501681109 |
| Locus Tag | PFLCHA0_c36640 |
| Description | ferrienterobactin-binding periplasmic protein FepB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646512 |
| Locus Tag | HCH_03790 |
| Description | iron-enterobactin transporter periplasmic binding protein |