| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66047987 |
| Locus Tag | Psyr_4763 |
| Description | peptidase C56, PfpI |
| Strain | Pseudomonas mendocina NK-01 |
| GI | 330502617 |
| Locus Tag | MDS_1703 |
| Description | PfpI family intracellular peptidase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645817 |
| Locus Tag | HCH_03061 |
| Description | putative intracellular protease/amidase |