CATH Domain 1yq4D00

CATH Classification

Level	CATH Code	Description
	1	Mainly Alpha
	1.20	Up-down Bundle
	1.20.1300	3 helical TM bundles of succinate and fumarate reductases
	1.20.1300.10	Fumarate reductase/succinate dehydrogenase, transmembrane subunit

Domain Context

CATH Clusters

Superfamily	Fumarate reductase/succinate dehydrogenase, transmembrane subunit
Functional Family	Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial

Enzyme Information

UniProtKB Entries (1)

DHSD_CHICK

Gallus gallus

Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial

PDB Structure

PDB	1YQ4
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	3-Nitropropionic Acid Is a Suicide Inhibitor of Mitochondrial Respiration That, upon Oxidation by Complex II, Forms a Covalent Adduct with a Catalytic Base Arginine in the Active Site of the Enzyme Huang, L., Sun, G., Cobessi, D., Wang, A.C., Shen, J.T., Tung, E.Y., Anderson, V.E., Berry, E.A. J.Biol.Chem.