| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15600569 |
| Locus Tag | PA5376 |
| Description | CbcV |
| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229593056 |
| Locus Tag | PFLU5682 |
| Description | putative glycine betaine/L-proline ABC transporter ATP-binding protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643737 |
| Locus Tag | HCH_00854 |
| Description | proline/glycine betaine ABC transporter ATPase |