| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599860 |
| Locus Tag | PA4665 |
| Description | peptide chain release factor 1 |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392420020 |
| Locus Tag | A458_04755 |
| Description | peptide chain release factor 1 |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644569 |
| Locus Tag | HCH_01733 |
| Description | peptide chain release factor 1 |