| Strain | Pseudomonas fulva 12-X |
| GI | 333900723 |
| Locus Tag | Psefu_2537 |
| Description | lysine exporter protein LysE/YggA |
| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514410862 |
| Locus Tag | M062_19385 |
| Description | lysine transporter LysE |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643037 |
| Locus Tag | HCH_00127 |
| Description | putative threonine efflux protein |