| Strain | Pseudomonas mendocina NK-01 |
| GI | 330501321 |
| Locus Tag | MDS_0407 |
| Description | binding-protein-dependent transport system inner membrane protein |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397688812 |
| Locus Tag | PSJM300_18600 |
| Description | putrescine ABC transporter permease |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28872414 |
| Locus Tag | PSPTO_5302 |
| Description | putrescine ABC transporter permease |