| Domain | Name | Category | Type |
| IPR001433 | Oxidoreductase FAD/NAD(P)-binding | Domain | Domain |
| IPR001709 | Flavoprotein pyridine nucleotide cytochrome reductase | Domain | Domain |
| IPR001834 | NADH:cytochrome b5 reductase-like | Family | Family |
| IPR008333 | Flavoprotein pyridine nucleotide cytochrome reductase-like, FAD-binding domain | Domain | Domain |
| IPR017927 | FAD-binding domain, ferredoxin reductase-type | Domain | Domain |
| IPR017938 | Riboflavin synthase-like beta-barrel | Family | Homologous superfamily |
| IPR039261 | Ferredoxin-NADP reductase (FNR), nucleotide-binding domain | Family | Homologous superfamily |