| Gene | Description | Domains |
|---|---|---|
| Spis25058_1 | mitochondrially encoded cytochrome c oxidase I | COX1, COX2 |
| Spis_XP_022778429_1 | mitochondrially encoded cytochrome c oxidase I | COX1, COX2 |
| Spis_XP_022795645_1 | mitochondrially encoded cytochrome c oxidase I | COX1 |
| Spis_YP_002149713_1 | mitochondrially encoded cytochrome c oxidase I | COX1 |