| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022784587_1 | SMG5 nonsense mediated mRNA decay factor | EST1, EST1_DNA_bind, PIN_4 |
| Spis_XP_022794858_1 | SMG6 nonsense mediated mRNA decay factor | EST1, EST1_DNA_bind, PIN_4 |
| Spis_XP_022802932_1 | SMG7 nonsense mediated mRNA decay factor | EST1, EST1_DNA_bind |