| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66047085 |
| Locus Tag | Psyr_3858 |
| Description | nucleoside-specific channel-forming protein, Tsx |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478476345 |
| Locus Tag | G655_00725 |
| Description | nucleoside-binding outer membrane protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643131 |
| Locus Tag | HCH_00226 |
| Description | nucleoside-binding outer membrane protein |