3KTT

Atomic model of bovine TRiC CCT2(beta) subunit derived from a 4.0 Angstrom cryo-EM map

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	Cpn60_TCP1_1st	e3kttB5	A: alpha bundles	X: GroEL equatorial domain-like (From Topology)	H: GroEL equatorial domain-like (From Topology)	T: GroEL equatorial domain-like	F: Cpn60_TCP1_1st	ECOD (1.6)
A [auth B]	Cpn60_TCP1_2nd	e3kttB3	A: a/b three-layered sandwiches	X: The swivelling beta/beta/alpha domains	H: The swivelling beta/beta/alpha domain (From Topology)	T: The swivelling beta/beta/alpha domain	F: Cpn60_TCP1_2nd	ECOD (1.6)
A [auth B]	Cpn60_TCP1_2nd_1	e3kttB4	A: mixed a+b and a/b	X: Zincin-like	H: GroEL-intermediate domain like (From Topology)	T: GroEL-intermediate domain like	F: Cpn60_TCP1_2nd_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	1.10.560.10	Mainly Alpha	Orthogonal Bundle	GROEL	domain 1	CATH (4.3.0)
A [auth B]	3.30.260.10	Alpha Beta	2-Layer Sandwich	GROEL	domain 2	CATH (4.3.0)
A [auth B]	3.50.7.10	Alpha Beta	3-Layer(bba) Sandwich	GroEL	GroEL	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B]	PF00118	TCP-1/cpn60 chaperonin family (Cpn60_TCP1)	TCP-1/cpn60 chaperonin family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B]	T-complex protein 1 subunit beta	ATP-dependent protein folding chaperone protein folding chaperone ATP-dependent activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding ATP-dependent protein folding chaperone protein folding chaperone ATP-dependent activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding unfolded protein binding protein binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding	RNA localization to nucleus regulation of localization regulation of biological process biological regulation positive regulation of biological process positive regulation of telomerase RNA localization to Cajal body telomerase RNA localization to Cajal body regulation of telomerase RNA localization to Cajal body localization telomerase RNA localization macromolecule localization RNA localization to Cajal body RNA localization regulation of protein stability RNA localization to nucleus regulation of localization regulation of biological process biological regulation positive regulation of biological process positive regulation of telomerase RNA localization to Cajal body telomerase RNA localization to Cajal body regulation of telomerase RNA localization to Cajal body localization telomerase RNA localization macromolecule localization RNA localization to Cajal body RNA localization regulation of protein stability regulation of biological quality protein stabilization cellular component organization cellular component biogenesis cellular component assembly chaperone-mediated protein complex assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis protein folding biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process gene expression macromolecule biosynthetic process protein maturation scaRNA localization to Cajal body positive regulation of organelle organization regulation of cellular process telomere organization regulation of DNA biosynthetic process positive regulation of macromolecule biosynthetic process RNA-templated DNA biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process telomere maintenance via telomere lengthening positive regulation of metabolic process positive regulation of telomere maintenance via telomere lengthening positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of telomere maintenance positive regulation of nucleobase-containing compound metabolic process DNA metabolic process regulation of chromosome organization regulation of telomere maintenance via telomere lengthening regulation of organelle organization positive regulation of chromosome organization telomere maintenance positive regulation of DNA metabolic process positive regulation of telomere maintenance via telomerase regulation of macromolecule biosynthetic process DNA biosynthetic process regulation of metabolic process regulation of DNA metabolic process regulation of telomere maintenance regulation of cellular component organization positive regulation of cellular component organization nucleic acid biosynthetic process positive regulation of biosynthetic process positive regulation of cellular process regulation of biosynthetic process telomere maintenance via telomerase chromosome organization positive regulation of DNA biosynthetic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process regulation of telomere maintenance via telomerase organelle organization sperm-egg recognition sexual reproduction cell-cell recognition reproductive process fertilization binding of sperm to zona pellucida cell recognition single fertilization chaperone-mediated protein folding chaperone mediated protein folding independent of cofactor 'de novo' protein folding 'de novo' post-translational protein folding	protein-containing complex cellular anatomical structure intracellular anatomical structure protein folding chaperone complex cytoplasm cytosol chaperonin-containing T-complex intracellular protein-containing complex zona pellucida receptor complex cell body polymeric cytoskeletal fiber intracellular membraneless organelle intracellular organelle cytoskeleton protein-containing complex cellular anatomical structure intracellular anatomical structure protein folding chaperone complex cytoplasm cytosol chaperonin-containing T-complex intracellular protein-containing complex zona pellucida receptor complex cell body polymeric cytoskeletal fiber intracellular membraneless organelle intracellular organelle cytoskeleton organelle membraneless organelle supramolecular fiber microtubule supramolecular polymer supramolecular complex microtubule cytoskeleton

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B]	IPR027413	GroEL-like equatorial domain superfamily	Homologous Superfamily
A [auth B]	IPR027410	TCP-1-like chaperonin intermediate domain superfamily	Homologous Superfamily
A [auth B]	IPR002194	Chaperonin TCP-1, conserved site	Conserved Site
A [auth B]	IPR017998	Chaperone tailless complex polypeptide 1 (TCP-1)	Family
A [auth B]	IPR012716	T-complex protein 1, beta subunit	Family
A [auth B]	IPR053374	TCP-1 chaperonin-containing T-complex	Family
A [auth B]	IPR027409	GroEL-like apical domain superfamily	Homologous Superfamily
A [auth B]	IPR002423	Chaperonin Cpn60/GroEL/TCP-1 family	Family

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.