| Domain | Name | Category | Type | 
		| IPR001041 | 2Fe-2S ferredoxin-type iron-sulfur binding domain | Domain | Domain | 
		| IPR004489 | Succinate dehydrogenase/fumarate reductase iron-sulphur protein | Family | Family | 
		| IPR006058 | 2Fe-2S ferredoxin, iron-sulphur binding site | Site | Binding site | 
		| IPR009051 | Alpha-helical ferredoxin | Family | Homologous superfamily | 
		| IPR012675 | Beta-grasp domain superfamily | Family | Homologous superfamily | 
		| IPR017896 | 4Fe-4S ferredoxin-type, iron-sulphur binding domain | Domain | Domain | 
		| IPR017900 | 4Fe-4S ferredoxin, iron-sulphur binding, conserved site | Site | Conserved site | 
		| IPR025192 | Succinate dehydogenase/fumarate reductase N-terminal | Domain | Domain | 
		| IPR036010 | 2Fe-2S ferredoxin-like superfamily | Family | Homologous superfamily |