Annotations: 5ZQZ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	3HCDH	e5zqzA4	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: 3HCDH	ECOD (1.6)
A	3HCDH_N	e5zqzA2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: 3HCDH_N	ECOD (1.6)
A	ECH_1	e5zqzA3	A: a/b three-layered sandwiches	X: ClpP/crotonase (From Topology)	H: ClpP/crotonase (From Topology)	T: ClpP/crotonase	F: ECH_1	ECOD (1.6)
C	3HCDH	e5zqzC4	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: 3HCDH	ECOD (1.6)
C	3HCDH_N	e5zqzC2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: 3HCDH_N	ECOD (1.6)
C	ECH_1	e5zqzC1	A: a/b three-layered sandwiches	X: ClpP/crotonase (From Topology)	H: ClpP/crotonase (From Topology)	T: ClpP/crotonase	F: ECH_1	ECOD (1.6)
B	Thiolase_C	e5zqzB1	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Thiolase_C	ECOD (1.6)
B	Thiolase_N	e5zqzB2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Thiolase_N	ECOD (1.6)
D	Thiolase_C	e5zqzD2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Thiolase_C	ECOD (1.6)
D	Thiolase_N	e5zqzD1	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Thiolase_N	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF02737	3-hydroxyacyl-CoA dehydrogenase, NAD binding domain (3HCDH_N)	3-hydroxyacyl-CoA dehydrogenase, NAD binding domain	This family also includes lambda crystallin.	Domain
A, C	PF00725	3-hydroxyacyl-CoA dehydrogenase, C-terminal domain (3HCDH)	3-hydroxyacyl-CoA dehydrogenase, C-terminal domain	This family also includes lambda crystallin. Some proteins include two copies of this domain.	Domain
A, C	PF00378	Enoyl-CoA hydratase/isomerase (ECH_1)	Enoyl-CoA hydratase/isomerase	This family contains a diverse set of enzymes including: enoyl-CoA hydratase, napthoate synthase, carnitate racemase, 3-hydroxybutyryl-CoA dehydratase and dodecanoyl-CoA delta-isomerase.	Domain
B, D	PF02803	Thiolase, C-terminal domain (Thiolase_C)	Thiolase, C-terminal domain	Thiolase is reported to be structurally related to beta-ketoacyl synthase (Pfam:PF00109), and also chalcone synthase.	Domain
B, D	PF00108	Thiolase, N-terminal domain (Thiolase_N)	Thiolase, N-terminal domain	Thiolase is reported to be structurally related to beta-ketoacyl synthase (Pfam:PF00109), and also chalcone synthase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	Trifunctional enzyme subunit alpha, mitochondrial	enoyl-CoA hydratase activity hydro-lyase activity 3-hydroxyacyl-CoA dehydratase activity lyase activity catalytic activity carbon-oxygen lyase activity oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors 3-hydroxyacyl-CoA dehydrogenase activity acetyl-CoA C-acetyltransferase activity acetyltransferase activity acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups enoyl-CoA hydratase activity hydro-lyase activity 3-hydroxyacyl-CoA dehydratase activity lyase activity catalytic activity carbon-oxygen lyase activity oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors 3-hydroxyacyl-CoA dehydrogenase activity acetyl-CoA C-acetyltransferase activity acetyltransferase activity acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity acetyl-CoA C-acyltransferase activity C-acyltransferase activity C-acetyltransferase activity amide binding binding adenyl ribonucleotide binding fatty-acyl-CoA binding nucleotide binding acyl-CoA binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding lipid binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding fatty acid derivative binding small molecule binding sulfur compound binding NAD+ binding NAD binding protein-containing complex binding long-chain-3-hydroxyacyl-CoA dehydrogenase activity	response to stimulus response to chemical response to xenobiotic stimulus catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation small molecule metabolic process response to stimulus response to chemical response to xenobiotic stimulus catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation small molecule metabolic process lipid oxidation fatty acid metabolic process lipid catabolic process cellular metabolic process carboxylic acid metabolic process primary metabolic process lipid modification fatty acid catabolic process cellular lipid metabolic process metabolic process cellular process monocarboxylic acid metabolic process small molecule catabolic process lipid metabolic process cardiolipin acyl-chain remodeling phosphatidylglycerol metabolic process glycerophospholipid metabolic process cardiolipin metabolic process phospholipid metabolic process organophosphate metabolic process phosphate-containing compound metabolic process glycerolipid metabolic process phosphorus metabolic process response to hormone response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane mitochondrial protein-containing complex protein-containing complex catalytic complex membrane-enclosed lumen transferase complex mitochondrial matrix intracellular organelle lumen fatty acid beta-oxidation multienzyme complex organelle lumen mitochondrial fatty acid beta-oxidation multienzyme complex oxidoreductase complex nucleoid intracellular non-membrane-bounded organelle mitochondrial nucleoid non-membrane-bounded organelle
B, D	Trifunctional enzyme subunit beta, mitochondrial	acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity acetyl-CoA C-acyltransferase activity C-acyltransferase activity catalytic activity RNA binding binding organic cyclic compound binding lncRNA binding nucleic acid binding oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity acetyl-CoA C-acyltransferase activity C-acyltransferase activity catalytic activity RNA binding binding organic cyclic compound binding lncRNA binding nucleic acid binding oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors 3-hydroxyacyl-CoA dehydrogenase activity acetyl-CoA C-acetyltransferase activity acetyltransferase activity C-acetyltransferase activity enoyl-CoA hydratase activity hydro-lyase activity lyase activity carbon-oxygen lyase activity myristoyltransferase activity acetyl-CoA C-myristoyltransferase activity	biosynthetic process cellular biosynthetic process cellular metabolic process metabolic process cellular process macromolecule metabolic process gene expression macromolecule biosynthetic process catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process biosynthetic process cellular biosynthetic process cellular metabolic process metabolic process cellular process macromolecule metabolic process gene expression macromolecule biosynthetic process catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation small molecule metabolic process lipid oxidation fatty acid metabolic process lipid catabolic process carboxylic acid metabolic process primary metabolic process lipid modification fatty acid catabolic process cellular lipid metabolic process monocarboxylic acid metabolic process small molecule catabolic process lipid metabolic process cellular response to stimulus biological process involved in interspecies interaction between organisms response to lipid response to stimulus response to other organism cellular response to lipopolysaccharide response to oxygen-containing compound response to external stimulus cellular response to molecule of bacterial origin response to lipopolysaccharide cellular response to oxygen-containing compound response to biotic stimulus cellular response to biotic stimulus cellular response to chemical stimulus response to chemical response to bacterium cellular response to lipid response to external biotic stimulus response to molecule of bacterial origin	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane mitochondrial protein-containing complex protein-containing complex catalytic complex membrane-enclosed lumen transferase complex mitochondrial matrix intracellular organelle lumen fatty acid beta-oxidation multienzyme complex organelle lumen mitochondrial fatty acid beta-oxidation multienzyme complex oxidoreductase complex organelle outer membrane bounding membrane of organelle mitochondrial outer membrane outer membrane nucleoid intracellular non-membrane-bounded organelle mitochondrial nucleoid non-membrane-bounded organelle endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR001753	Enoyl-CoA hydratase/isomerase	Family
A, C	IPR029045	ClpP/crotonase-like domain superfamily	Homologous Superfamily
A, C	IPR018376	Enoyl-CoA hydratase/isomerase, conserved site	Conserved Site
A, C	IPR012803	Fatty acid oxidation complex, alpha subunit, mitochondrial	Family
A, C	IPR006108	3-hydroxyacyl-CoA dehydrogenase, C-terminal	Domain
A, C	IPR050136	Fatty acid oxidation complex subunit alpha	Family
A, C	IPR008927	6-phosphogluconate dehydrogenase-like, C-terminal domain superfamily	Homologous Superfamily
A, C	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, C	IPR006180	3-hydroxyacyl-CoA dehydrogenase, conserved site	Conserved Site
A, C	IPR006176	3-hydroxyacyl-CoA dehydrogenase, NAD binding	Domain
B, D	IPR002155	Thiolase	Family
B, D	IPR016039	Thiolase-like	Homologous Superfamily
B, D	IPR020617	Thiolase, C-terminal	Domain
B, D	IPR020616	Thiolase, N-terminal	Domain
B, D	IPR020613	Thiolase, conserved site	Conserved Site
B, D	IPR020610	Thiolase, active site	Active Site
B, D	IPR020615	Thiolase, acyl-enzyme intermediate active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, C	Pharos: P40939	long chain 3-hydroxyacyl-CoA dehydrogenase deficiency mitochondrial trifunctional protein deficiency malignant ependymoma oligodendroglioma Osteoarthrosis Deformans pancreatic ductal adenocarcinoma acute fatty liver of pregnancy rheumatoid arthritis astrocytic tumor ulcerative colitis coronary artery disease drug-induced liver injury hydrops fetalis osteoarthritis osteosarcoma long chain 3-hydroxyacyl-CoA dehydrogenase deficiency mitochondrial trifunctional protein deficiency malignant ependymoma oligodendroglioma Osteoarthrosis Deformans pancreatic ductal adenocarcinoma acute fatty liver of pregnancy rheumatoid arthritis astrocytic tumor ulcerative colitis coronary artery disease drug-induced liver injury hydrops fetalis osteoarthritis osteosarcoma plasma cell myeloma adenoma Charcot-Marie-Tooth disease cholestasis malignant colon neoplasm myocardial ischemia osteoarthritis susceptibility 1 ovarian cancer rhabdomyolysis arthrogryposis intellectual disability
B, D	Pharos: P55084	mitochondrial trifunctional protein deficiency heart disease breast carcinoma plasma cell myeloma Trifunctional Protein Deficiency With Myopathy And Neuropathy arthrogryposis Charcot-Marie-Tooth disease large cell medulloblastoma lymphoplasmacytic lymphoma ovarian cancer rhabdomyolysis breast cancer medulloblastoma pancreatic ductal adenocarcinoma fatty liver disease mitochondrial trifunctional protein deficiency heart disease breast carcinoma plasma cell myeloma Trifunctional Protein Deficiency With Myopathy And Neuropathy arthrogryposis Charcot-Marie-Tooth disease large cell medulloblastoma lymphoplasmacytic lymphoma ovarian cancer rhabdomyolysis breast cancer medulloblastoma pancreatic ductal adenocarcinoma fatty liver disease inherited lipid metabolism disorder long chain 3-hydroxyacyl-CoA dehydrogenase deficiency

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 R01GM133198.