| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66043846 |
| Locus Tag | Psyr_0579 |
| Description | 3'-5' exoribonuclease |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478481385 |
| Locus Tag | G655_26030 |
| Description | ribonuclease R |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644547 |
| Locus Tag | HCH_01709 |
| Description | ribonuclease R |