| Gene | Description | Domains |
|---|---|---|
| Spis25376_1 | — | Molybdopterin, Molydop_binding |
| Spis25490_1 | NADH ubiquinone oxidoreductase core subunit S1 | Molybdopterin, NADH-G_4Fe-4S_3 |
| Spis_XP_022778762_1 | NADH ubiquinone oxidoreductase core subunit S1 | Molybdopterin, NADH-G_4Fe-4S_3 |
| Spis_XP_022785608_1 | NADH ubiquinone oxidoreductase core subunit S1 | Fer2_4, Molybdopterin, NADH_dhqG_C, NADH-G_4Fe-4S_3 |