| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77461625 |
| Locus Tag | Pfl01_5404 |
| Description | extracellular solute-binding protein |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501683285 |
| Locus Tag | PFLCHA0_c58790 |
| Description | putrescine-binding periplasmic protein PotF |
| Strain | Pseudomonas entomophila L48 |
| GI | 104784200 |
| Locus Tag | PSEEN5294 |
| Description | putrescine ABC transporter periplasmic putrescine-binding protein |