| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599085 |
| Locus Tag | PA3890 |
| Description | probable permease of ABC transporter |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501678353 |
| Locus Tag | PFLCHA0_c08830 |
| Description | choline transport system permease protein OpuBB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643070 |
| Locus Tag | HCH_00161 |
| Description | proline/glycine betaine ABC transporter permease |