| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15599860 |
| Locus Tag | PA4665 |
| Description | peptide chain release factor 1 |
| Strain | Pseudomonas stutzeri DSM 4166 |
| GI | 386021934 |
| Locus Tag | PSTAA_3348 |
| Description | peptide chain release factor 1 |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644569 |
| Locus Tag | HCH_01733 |
| Description | peptide chain release factor 1 |