| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15595510 |
| Locus Tag | PA0313 |
| Description | L-cysteine transporter of ABC system YecS |
| Strain | Pseudomonas putida BIRD-1 |
| GI | 386009883 |
| Locus Tag | PPUBIRD1_0250 |
| Description | Polar amino acid ABC transporter inner membrane subunit |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646476 |
| Locus Tag | HCH_03754 |
| Description | amino acid ABC transporter permease |