| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512688309 |
| Locus Tag | PP4_52520 |
| Description | polyamine ABC transporter substrate-binding protein SpuE |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501683285 |
| Locus Tag | PFLCHA0_c58790 |
| Description | putrescine-binding periplasmic protein PotF |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254243398 |
| Locus Tag | PA2G_04212 |
| Description | polyamine transport protein |