| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022807249_1 | serine protease 23 | Trypsin |
| Spis_XP_022807634_1 | kallikrein B1 | Trypsin |
| Spis_XP_022807733_1 | kallikrein B1 | ShK, Trypsin |
| Spis_XP_022808245_1 | complement factor B | Sushi, Trypsin, VWA |
| Spis_XP_022808251_1 | serine protease 12 | Trypsin |
| Spis_XP_022808624_1 | transmembrane serine protease 6 | Trypsin |