| Strain | Pseudomonas putida H8234 |
| GI | 512580002 |
| Locus Tag | L483_31070 |
| Description | putrescine/spermidine ABC transporter substrate-binding protein |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501683285 |
| Locus Tag | PFLCHA0_c58790 |
| Description | putrescine-binding periplasmic protein PotF |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392423251 |
| Locus Tag | A458_21085 |
| Description | putrescine ABC transporter periplasmic putrescine-binding protein |