CATH Domain 3cirD00

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	Fumarate reductase subunit D

Enzyme Information

UniProtKB Entries (1)

FRDA_ECOLI

Escherichia coli K-12

Fumarate reductase flavoprotein subunit

PDB Structure

PDB	3CIR
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism	Escherichia
Primary Citation	A threonine on the active site loop controls transition state formation in Escherichia coli respiratory complex II. Tomasiak, T.M., Maklashina, E., Cecchini, G., Iverson, T.M. J.Biol.Chem.