| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022779244_1 | endonuclease poly U specific | XendoU |
| Spis_XP_022779332_1 | endonuclease poly U specific | XendoU |
| Spis_XP_022784957_1 | uncharacterized protein LOC111325419 | XendoU |
| Spis_XP_022784958_1 | endonuclease poly U specific | XendoU |
| Spis_XP_022785028_1 | poly(U)-specific endoribonuclease-B-like isoform X1 | XendoU |
| Spis_XP_022785030_1 | endonuclease poly U specific | XendoU |
| Spis_XP_022785032_1 | endonuclease poly U specific | XendoU |
| Spis_XP_022802091_1 | endonuclease poly U specific | XendoU |