| IPR001709 | Flavoprotein pyridine nucleotide cytochrome reductase | Domain |
| IPR001433 | Oxidoreductase FAD/NAD(P)-binding | Domain |
| IPR003097 | Sulfite reductase [NADPH] flavoprotein alpha-component-like, FAD-binding | Domain |
| IPR023173 | NADPH-cytochrome p450 reductase, FAD-binding, alpha-helical domain superfamily | Homologous Superfamily |
| IPR023206 | Bifunctional cytochrome P450/NADPH--cytochrome P450 reductase | Family |
| IPR008254 | Flavodoxin/nitric oxide synthase | Domain |
| IPR039261 | Ferredoxin-NADP reductase (FNR), nucleotide-binding domain | Homologous Superfamily |
| IPR017972 | Cytochrome P450, conserved site | Conserved Site |
| IPR017938 | Riboflavin synthase-like beta-barrel | Homologous Superfamily |
| IPR001094 | Flavodoxin-like | Domain |
| IPR001128 | Cytochrome P450 | Family |
| IPR017927 | FAD-binding domain, ferredoxin reductase-type | Domain |
| IPR029039 | Flavoprotein-like superfamily | Homologous Superfamily |
| IPR036396 | Cytochrome P450 superfamily | Homologous Superfamily |