| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15600273 |
| Locus Tag | PA5080 |
| Description | prolyl aminopeptidase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472327727 |
| Locus Tag | H681_22830 |
| Description | proline iminopeptidase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733915 |
| Locus Tag | PFL_0411 |
| Description | prolyl aminopeptidase |