| Gene | Description | Domains |
|---|---|---|
| Spis_XP_022781157_1 | pyrroline 5 carboxylate reductase 2 | F420_oxidored, P5CR_dimer |
| Spis_XP_022782865_1 | pyrroline 5 carboxylate reductase 3 | F420_oxidored, P5CR_dimer |
| Spis_XP_022801688_1 | NADP dependent oxidoreductase domain containing 1 | F420_oxidored |