| IPR016167 | FAD-binding, type PCMH, subdomain 1 | Homologous Superfamily |
| IPR001041 | 2Fe-2S ferredoxin-type iron-sulfur binding domain | Domain |
| IPR006058 | 2Fe-2S ferredoxin, iron-sulphur binding site | Binding Site |
| IPR046867 | Aldehyde oxidase/xanthine dehydrogenase, second molybdopterin binding domain | Domain |
| IPR002888 | [2Fe-2S]-binding | Domain |
| IPR036318 | FAD-binding, type PCMH-like superfamily | Homologous Superfamily |
| IPR016208 | Aldehyde oxidase/xanthine dehydrogenase-like | Family |
| IPR012675 | Beta-grasp domain superfamily | Homologous Superfamily |
| IPR036683 | CO dehydrogenase flavoprotein, C-terminal domain superfamily | Homologous Superfamily |
| IPR036010 | 2Fe-2S ferredoxin-like superfamily | Homologous Superfamily |
| IPR000674 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead | Domain |
| IPR022407 | Oxidoreductase, molybdopterin binding site | Binding Site |
| IPR036856 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead superfamily | Homologous Superfamily |
| IPR037165 | Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily | Homologous Superfamily |
| IPR016166 | FAD-binding domain, PCMH-type | Domain |
| IPR002346 | Molybdopterin dehydrogenase, FAD-binding | Domain |
| IPR014307 | Xanthine dehydrogenase, small subunit | Domain |
| IPR016169 | FAD-binding, type PCMH, subdomain 2 | Homologous Superfamily |
| IPR036884 | [2Fe-2S]-binding domain superfamily | Homologous Superfamily |
| IPR008274 | Aldehyde oxidase/xanthine dehydrogenase, first molybdopterin binding domain | Domain |
| IPR005107 | CO dehydrogenase flavoprotein, C-terminal | Domain |
| IPR016167 | FAD-binding, type PCMH, subdomain 1 | Homologous Superfamily |
| IPR001041 | 2Fe-2S ferredoxin-type iron-sulfur binding domain | Domain |
| IPR006058 | 2Fe-2S ferredoxin, iron-sulphur binding site | Binding Site |
| IPR046867 | Aldehyde oxidase/xanthine dehydrogenase, second molybdopterin binding domain | Domain |
| IPR002888 | [2Fe-2S]-binding | Domain |
| IPR036318 | FAD-binding, type PCMH-like superfamily | Homologous Superfamily |
| IPR016208 | Aldehyde oxidase/xanthine dehydrogenase-like | Family |
| IPR012675 | Beta-grasp domain superfamily | Homologous Superfamily |
| IPR036683 | CO dehydrogenase flavoprotein, C-terminal domain superfamily | Homologous Superfamily |
| IPR036010 | 2Fe-2S ferredoxin-like superfamily | Homologous Superfamily |
| IPR000674 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead | Domain |
| IPR022407 | Oxidoreductase, molybdopterin binding site | Binding Site |
| IPR036856 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead superfamily | Homologous Superfamily |
| IPR037165 | Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily | Homologous Superfamily |
| IPR016166 | FAD-binding domain, PCMH-type | Domain |
| IPR002346 | Molybdopterin dehydrogenase, FAD-binding | Domain |
| IPR014307 | Xanthine dehydrogenase, small subunit | Domain |
| IPR016169 | FAD-binding, type PCMH, subdomain 2 | Homologous Superfamily |
| IPR036884 | [2Fe-2S]-binding domain superfamily | Homologous Superfamily |
| IPR008274 | Aldehyde oxidase/xanthine dehydrogenase, first molybdopterin binding domain | Domain |
| IPR005107 | CO dehydrogenase flavoprotein, C-terminal | Domain |
| IPR016167 | FAD-binding, type PCMH, subdomain 1 | Homologous Superfamily |
| IPR001041 | 2Fe-2S ferredoxin-type iron-sulfur binding domain | Domain |
| IPR006058 | 2Fe-2S ferredoxin, iron-sulphur binding site | Binding Site |
| IPR046867 | Aldehyde oxidase/xanthine dehydrogenase, second molybdopterin binding domain | Domain |
| IPR002888 | [2Fe-2S]-binding | Domain |
| IPR036318 | FAD-binding, type PCMH-like superfamily | Homologous Superfamily |
| IPR016208 | Aldehyde oxidase/xanthine dehydrogenase-like | Family |
| IPR012675 | Beta-grasp domain superfamily | Homologous Superfamily |
| IPR036683 | CO dehydrogenase flavoprotein, C-terminal domain superfamily | Homologous Superfamily |
| IPR036010 | 2Fe-2S ferredoxin-like superfamily | Homologous Superfamily |
| IPR000674 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead | Domain |
| IPR022407 | Oxidoreductase, molybdopterin binding site | Binding Site |
| IPR036856 | Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead superfamily | Homologous Superfamily |
| IPR037165 | Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding domain superfamily | Homologous Superfamily |
| IPR016166 | FAD-binding domain, PCMH-type | Domain |
| IPR002346 | Molybdopterin dehydrogenase, FAD-binding | Domain |
| IPR014307 | Xanthine dehydrogenase, small subunit | Domain |
| IPR016169 | FAD-binding, type PCMH, subdomain 2 | Homologous Superfamily |
| IPR036884 | [2Fe-2S]-binding domain superfamily | Homologous Superfamily |
| IPR008274 | Aldehyde oxidase/xanthine dehydrogenase, first molybdopterin binding domain | Domain |
| IPR005107 | CO dehydrogenase flavoprotein, C-terminal | Domain |