4AT2 | pdb_00004at2

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	E1_FCCH	e4at2A1	A: alpha bundles	X: Transmembrane heme-binding four-helical bundle	H: Anticodon-binding domain of Class II aaRS	T: Anticodon-binding domain of Class II aaRS	F: E1_FCCH	ECOD (develop294)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.50.50.60	Alpha Beta	3-Layer(bba) Sandwich	FAD/NAD(P)-binding domain	FAD/NAD(P)-binding domain	CATH (4.3.0)
A	3.90.700.10	Alpha Beta	Alpha-Beta Complex	Flavocytochrome C3	Chain A, domain 1	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	3-KETOSTEROID-DELTA4-5ALPHA-DEHYDROGENASE	steroid dehydrogenase activity oxidoreductase activity steroid dehydrogenase activity, acting on the CH-CH group of donors oxidoreductase activity, acting on the CH-CH group of donors catalytic activity binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding	steroid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process	-

Chains	Accession	Name	Type
A	IPR003953	FAD-dependent oxidoreductase 2, FAD-binding domain	Domain
A	IPR050315	FAD-dependent oxidoreductase 2	Family
A	IPR036188	FAD/NAD(P)-binding domain superfamily	Homologous Superfamily
A	IPR027477	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain superfamily	Homologous Superfamily