1PXT

THE 2.8 ANGSTROMS STRUCTURE OF PEROXISOMAL 3-KETOACYL-COA THIOLASE OF SACCHAROMYCES CEREVISIAE: A FIVE LAYERED A-B-A-B-A STRUCTURE, CONSTRUCTED FROM TWO CORE DOMAINS OF IDENTICAL TOPOLOGY

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1pxta2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Thiolase-related	Thiolase, C-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d1pxta1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Thiolase-related	Thiolase, N-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d1pxtb2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Thiolase-related	Thiolase, C-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d1pxtb1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Thiolase-related	Thiolase, N-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Thiolase-like	8033429	3000122	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Thiolase-like	8033428	3000122	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Thiolase-like	8033429	3000122	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Thiolase-like	8033428	3000122	SCOP2B (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	Thiolase_C	e1pxtA2	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)
A	Thiolase_N	e1pxtA1	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)
B	Thiolase_C	e1pxtB2	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	e1pxtB1	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)
B	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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
A, B	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, B	PEROXISOMAL 3-KETOACYL-COA THIOLASE	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 nucleic acid binding mRNA binding	cellular response to stimulus catabolic process response to stimulus oxoacid metabolic process organic acid catabolic process organic acid metabolic process response to xenobiotic stimulus cellular catabolic process organic substance metabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process small molecule metabolic process benzene-containing compound metabolic process cellular response to xenobiotic stimulus cellular response to stimulus catabolic process response to stimulus oxoacid metabolic process organic acid catabolic process organic acid metabolic process response to xenobiotic stimulus cellular catabolic process organic substance metabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process small molecule metabolic process benzene-containing compound metabolic process cellular response to xenobiotic stimulus cellular metabolic process carboxylic acid metabolic process xenobiotic catabolic process organic cyclic compound catabolic process xenobiotic metabolic process organic cyclic compound metabolic process cellular response to chemical stimulus response to chemical phenylacetate catabolic process metabolic process cellular process monocarboxylic acid metabolic process small molecule catabolic process organic substance catabolic process cellular lipid catabolic process fatty acid oxidation fatty acid beta-oxidation lipid oxidation fatty acid metabolic process lipid catabolic process primary metabolic process lipid modification fatty acid catabolic process cellular lipid metabolic process lipid metabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle peroxisome microbody cytoplasm cellular anatomical entity intracellular membrane-bounded organelle peroxisomal matrix membrane-enclosed lumen intracellular organelle lumen organelle lumen microbody lumen membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle peroxisome microbody cytoplasm cellular anatomical entity intracellular membrane-bounded organelle peroxisomal matrix membrane-enclosed lumen intracellular organelle lumen organelle lumen microbody lumen mitochondrial intermembrane space mitochondrion organelle envelope lumen organelle envelope mitochondrial envelope

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002155	Thiolase	Family
A, B	IPR016039	Thiolase-like	Homologous Superfamily
A, B	IPR020617	Thiolase, C-terminal	Domain
A, B	IPR020616	Thiolase, N-terminal	Domain
A, B	IPR020613	Thiolase, conserved site	Conserved Site
A, B	IPR020610	Thiolase, active site	Active Site
A, B	IPR020615	Thiolase, acyl-enzyme intermediate active site	Active Site

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.