| Strain | Pseudomonas putida W619 |
| GI | 170723398 |
| Locus Tag | PputW619_4237 |
| Description | leucyl aminopeptidase |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392420137 |
| Locus Tag | A458_05360 |
| Description | multifunctional aminopeptidase A |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644754 |
| Locus Tag | HCH_01931 |
| Description | leucyl aminopeptidase |