1EFV | pdb_00001efv

THREE-DIMENSIONAL STRUCTURE OF HUMAN ELECTRON TRANSFER FLAVOPROTEIN TO 2.1 A RESOLUTION

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1efva1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Adenine nucleotide alpha hydrolases-like	ETFP subunits	Large, alpha subunit of electron transfer flavoprotein ETFP, N-terminal domain	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1efva2	Alpha and beta proteins (a/b)	DHS-like NAD/FAD-binding domain	DHS-like NAD/FAD-binding domain	C-terminal domain of the electron transfer flavoprotein alpha subunit	C-terminal domain of the electron transfer flavoprotein alpha subunit	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d1efvb_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Adenine nucleotide alpha hydrolases-like	ETFP subunits	Small, beta subunit of electron transfer flavoprotein ETFP	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	ETFP subunits	8031836	4003848	SCOP2 (2022-06-29)
A	SCOP2 Family	C-terminal domain of the electron transfer flavoprotein alpha subunit	8031865	4003888	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Adenine nucleotide alpha hydrolases-like	8044214	3001593	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	DHS-like NAD/FAD-binding domain	8044243	3001728	SCOP2 (2022-06-29)
B	SCOP2 Family	ETFP subunits	8031838	4003848	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Adenine nucleotide alpha hydrolases-like	8044216	3001593	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	ETF_alpha	e1efvA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: DHS-like NAD/FAD-binding domain	F: ETF_alpha	ECOD (1.6)
A	ETF	e1efvA2	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: ETF	ECOD (1.6)
B	ETF	e1efvB1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: ETF	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1220	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TPP-binding domain	CATH (4.3.0)
A	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
B	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00766	Electron transfer flavoprotein FAD-binding domain (ETF_alpha)	Electron transfer flavoprotein FAD-binding domain	This domain found at the C-terminus of electron transfer flavoprotein alpha chain and binds to FAD [1]. The fold consists of a five-stranded parallel beta sheet as the core of the domain, flanked by alternating helices. A small part of this domain i ...	This domain found at the C-terminus of electron transfer flavoprotein alpha chain and binds to FAD [1]. The fold consists of a five-stranded parallel beta sheet as the core of the domain, flanked by alternating helices. A small part of this domain is donated by the beta chain [1].	Domain
A	PF01012	Electron transfer flavoprotein domain (ETF)	Electron transfer flavoprotein domain	This family includes the homologous domain shared between the alpha and beta subunits of the electron transfer flavoprotein [1].	Domain
B	PF01012	Electron transfer flavoprotein domain (ETF)	Electron transfer flavoprotein domain	This family includes the homologous domain shared between the alpha and beta subunits of the electron transfer flavoprotein [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ELECTRON TRANSFER FLAVOPROTEIN	oxidoreductase activity catalytic activity flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding electron transfer activity	fatty acid metabolic process lipid catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process primary metabolic process lipid modification organic acid metabolic process organic acid catabolic process fatty acid catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation fatty acid metabolic process lipid catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process primary metabolic process lipid modification organic acid metabolic process organic acid catabolic process fatty acid catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process lipid oxidation small molecule catabolic process fatty acid beta-oxidation using acyl-CoA dehydrogenase lipid metabolic process amino acid metabolic process amino acid catabolic process cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain generation of precursor metabolites and energy	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle protein-containing complex electron transfer flavoprotein complex membrane-enclosed lumen mitochondrial matrix intracellular organelle lumen organelle lumen
B	ELECTRON TRANSFER FLAVOPROTEIN	electron transfer activity	fatty acid metabolic process lipid catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process primary metabolic process lipid modification organic acid metabolic process organic acid catabolic process fatty acid catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation fatty acid metabolic process lipid catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process primary metabolic process lipid modification organic acid metabolic process organic acid catabolic process fatty acid catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process lipid oxidation small molecule catabolic process fatty acid beta-oxidation using acyl-CoA dehydrogenase lipid metabolic process amino acid metabolic process amino acid catabolic process cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain generation of precursor metabolites and energy	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle protein-containing complex electron transfer flavoprotein complex membrane-enclosed lumen mitochondrial matrix intracellular organelle lumen organelle lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR014730	Electron transfer flavoprotein, alpha/beta-subunit, N-terminal	Domain
A	IPR001308	Electron transfer flavoprotein alpha subunit/FixB	Family
A	IPR014731	Electron transfer flavoprotein, alpha subunit, C-terminal	Domain
A	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A	IPR029035	DHS-like NAD/FAD-binding domain superfamily	Homologous Superfamily
A	IPR018206	Electron transfer flavoprotein subunit alpha, conserved site	Conserved Site
A	IPR033947	Electron transfer flavoprotein, alpha subunit, N-terminal	Domain
B	IPR014730	Electron transfer flavoprotein, alpha/beta-subunit, N-terminal	Domain
B	IPR033948	Electron transfer flavoprotein, beta subunit, N-terminal	Domain
B	IPR000049	Electron transfer flavoprotein, beta-subunit, conserved site	Conserved Site
B	IPR012255	Electron transfer flavoprotein, beta subunit	Family
B	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P13804	multiple acyl-CoA dehydrogenase deficiency pancreatic ductal adenocarcinoma rhabdomyolysis arthrogryposis GLUTARIC ACIDEMIA IIA hepatocellular carcinoma inherited amino acid metabolic disorder pancreatic intraductal papillary-mucinous neoplasm brain glioma intellectual disability osteoarthritis ovarian cancer plasma cell myeloma inborn errors of metabolism osteoarthritis susceptibility 1
B	Pharos: P38117	multiple acyl-CoA dehydrogenase deficiency ulcerative colitis arthrogryposis glaucoma GLUTARIC ACIDEMIA IIC inherited amino acid metabolic disorder medulloblastoma pancreatic ductal adenocarcinoma breast carcinoma intellectual disability rhabdomyolysis ductal breast carcinoma in situ inborn errors of metabolism invasive ductal breast carcinoma osteosarcoma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Monotopic/peripheral	Alpha/Beta monotopic/peripheral	HIGH-signature proteins, UspA, and PP-ATPase	Electron transfer flavoprotein

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.