| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022780635_1 | HLH.CLOCK/NPAS2 | HLH, PAS, PAS_11 |
| Spis_XP_022780636_1 | HLH.CLOCK/NPAS2 | HLH, PAS_11 |
| Spis_XP_022784951_1 | HLH.AC019117/AHR/AHRR/NCOA1/NPAS1/SIM1 | HLH, PAS_11 |
| Spis_XP_022786748_1 | HLH.like:CLOCK/NPAS2 | HLH, PAS, PAS_11 |
| Spis_XP_022793794_1 | HLH.ARNT/ARNT2/ARNTL/ARNTL2 | HLH, PAS, PAS_11 |
| Spis_XP_022797545_1 | hypoxia inducible factor 1 subunit alpha | HIF-1a_CTAD, PAS, PAS_11 |
| Spis_XP_022803380_1 | HLH.ARNT/ARNT2/ARNTL/ARNTL2 | HLH, PAS, PAS_11 |