| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15595499 |
| Locus Tag | PA0302 |
| Description | polyamine transport protein PotG |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472327905 |
| Locus Tag | H681_23720 |
| Description | spermidine/putrescine ABC transporter ATPase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733209 |
| Locus Tag | PFL_5924 |
| Description | putrescine ABC transporter ATP-binding protein |