| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15600287 |
| Locus Tag | PA5094 |
| Description | probable ATP-binding component of ABC transporter |
| Strain | Pseudomonas mendocina NK-01 |
| GI | 330501439 |
| Locus Tag | MDS_0525 |
| Description | glycine/betaine/L-proline ABC transporter ATPase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644215 |
| Locus Tag | HCH_01361 |
| Description | proline/glycine betaine ABC transporter ATPase |