3BU8

Crystal Structure of TRF2 TRFH domain and TIN2 peptide complex

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3bu8b_	All alpha proteins	Telomeric repeat binding factor (TRF) dimerisation domain	Telomeric repeat binding factor (TRF) dimerisation domain	Telomeric repeat binding factor (TRF) dimerisation domain	TRF2	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d3bu8a_	All alpha proteins	Telomeric repeat binding factor (TRF) dimerisation domain	Telomeric repeat binding factor (TRF) dimerisation domain	Telomeric repeat binding factor (TRF) dimerisation domain	TRF2	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)
B	SCOP2B Superfamily	Telomeric repeat binding factor (TRF) dimerisation domain	8039524	3000229	SCOP2B (2022-06-29)
A	SCOP2 Family	Telomeric repeat binding factor (TRF) dimerisation domain	8027145	4003067	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Telomeric repeat binding factor (TRF) dimerisation domain	8039524	3000229	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)
B	TRF	e3bu8B1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: TRF	ECOD (1.6)
A	TRF	e3bu8A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: TRF	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.25.40.210	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Telomere repeat-binding factor, dimerisation domain	CATH (4.3.0)
A	1.25.40.210	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Telomere repeat-binding factor, dimerisation domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08558	Telomere repeat binding factor (TRF) (TRF)	Telomere repeat binding factor (TRF)	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Telomeric repeat-binding factor 2	sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding telomeric DNA binding protein-containing complex binding double-stranded telomeric DNA binding double-stranded DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding identical protein binding sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding telomeric DNA binding protein-containing complex binding double-stranded telomeric DNA binding double-stranded DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding identical protein binding protein binding protein homodimerization activity protein dimerization activity enzyme binding	regulation of catalytic activity biological regulation positive regulation of catalytic activity regulation of oxidoreductase activity positive regulation of oxidoreductase activity positive regulation of nitric-oxide synthase activity regulation of molecular function positive regulation of molecular function regulation of monooxygenase activity positive regulation of monooxygenase activity regulation of nitric-oxide synthase activity cellular localization anterograde axonal transport transport regulation of catalytic activity biological regulation positive regulation of catalytic activity regulation of oxidoreductase activity positive regulation of oxidoreductase activity positive regulation of nitric-oxide synthase activity regulation of molecular function positive regulation of molecular function regulation of monooxygenase activity positive regulation of monooxygenase activity regulation of nitric-oxide synthase activity cellular localization anterograde axonal transport transport intracellular transport axonal transport establishment of localization localization axo-dendritic transport establishment of localization in cell microtubule-based transport transport along microtubule cytoskeleton-dependent intracellular transport cellular process microtubule-based movement microtubule-based process regulation of telomere maintenance regulation of cellular component organization regulation of cellular process cellular biosynthetic process telomere organization regulation of DNA biosynthetic process regulation of primary metabolic process RNA-templated DNA biosynthetic process telomere maintenance via telomere lengthening cellular component organization nucleobase-containing compound metabolic process nucleic acid biosynthetic process organic substance metabolic process organic substance biosynthetic process cellular component organization or biogenesis regulation of nucleobase-containing compound metabolic process regulation of biosynthetic process regulation of biological process telomere maintenance via telomerase cellular metabolic process chromosome organization primary metabolic process regulation of cellular metabolic process DNA metabolic process regulation of chromosome organization regulation of macromolecule metabolic process regulation of telomere maintenance via telomere lengthening nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process regulation of organelle organization regulation of telomere maintenance via telomerase telomere maintenance regulation of cellular biosynthetic process organic cyclic compound metabolic process organelle organization biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process DNA biosynthetic process regulation of DNA metabolic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process gene expression regulation of gene expression positive regulation of gene expression positive regulation of cellular biosynthetic process cellular response to stimulus cellular response to stress response to stimulus response to stress cellular senescence developmental process multicellular organism development multicellular organismal process embryo development ending in birth or egg hatching chordate embryonic development anatomical structure development embryo development in utero embryonic development single strand break repair regulation of cellular response to stress negative regulation of biological process negative regulation of DNA repair regulation of response to stress negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process DNA repair negative regulation of macromolecule metabolic process regulation of single strand break repair negative regulation of response to stimulus negative regulation of metabolic process negative regulation of telomere single strand break repair regulation of DNA repair negative regulation of single strand break repair DNA damage response regulation of response to stimulus telomere single strand break repair negative regulation of DNA metabolic process negative regulation of telomere maintenance negative regulation of chromosome organization negative regulation of cellular component organization negative regulation of organelle organization telomeric loop disassembly regulation of telomeric loop disassembly telomeric D-loop disassembly regulation of telomeric D-loop disassembly negative regulation of telomeric D-loop disassembly negative regulation of telomeric loop disassembly protein localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to chromosome, telomeric region positive regulation of organelle organization positive regulation of cellular component organization positive regulation of telomere maintenance positive regulation of nucleobase-containing compound metabolic process positive regulation of chromosome organization positive regulation of DNA metabolic process telomere maintenance in response to DNA damage protection from non-homologous end joining at telomere telomere capping negative regulation of telomere capping regulation of telomere capping protein-containing complex localization axonal transport of messenger ribonucleoprotein complex telomeric loop formation negative regulation of hydrolase activity negative regulation of beta-galactosidase activity regulation of hydrolase activity negative regulation of molecular function negative regulation of catalytic activity regulation of t-circle formation cellular component biogenesis cellular component assembly formation of extrachromosomal circular DNA regulation of cellular component biogenesis negative regulation of t-circle formation telomere maintenance via telomere trimming t-circle formation negative regulation of telomere maintenance via telomerase negative regulation of cellular metabolic process negative regulation of cellular biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of DNA biosynthetic process negative regulation of telomere maintenance via telomere lengthening negative regulation of biosynthetic process cell cycle regulation of cellular senescence negative regulation of cellular senescence negative regulation of telomere maintenance via semi-conservative replication negative regulation of cell cycle cell cycle DNA replication telomere maintenance via semi-conservative replication regulation of cell cycle process DNA replication nuclear DNA replication regulation of cell cycle cell cycle process DNA-templated DNA replication negative regulation of cell cycle process regulation of telomere maintenance via semi-conservative replication negative regulation of gene expression regulation of nuclease activity negative regulation of exonuclease activity regulation of exonuclease activity negative regulation of nuclease activity regulation of DNA recombination regulation of telomere maintenance via recombination negative regulation of telomere maintenance via recombination negative regulation of DNA recombination at telomere negative regulation of mitotic recombination DNA recombination negative regulation of DNA recombination regulation of DNA recombination at telomere regulation of mitotic recombination telomere maintenance via recombination mitotic recombination	membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleus nuclear protein-containing complex chromosome cellular anatomical entity intracellular membrane-bounded organelle chromosomal region intracellular organelle organelle telomere cap complex intracellular non-membrane-bounded organelle membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleus nuclear protein-containing complex chromosome cellular anatomical entity intracellular membrane-bounded organelle chromosomal region intracellular organelle organelle telomere cap complex intracellular non-membrane-bounded organelle chromosome, telomeric repeat region chromosome, telomeric region shelterin complex non-membrane-bounded organelle nuclear telomere cap complex male germ cell nucleus germ cell nucleus neuron projection cytoplasm axon axon cytoplasm neuron projection cytoplasmic region plasma membrane bounded cell projection cytoplasm plasma membrane bounded cell projection cell projection cytoplasm membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen nuclear body
C, D	TERF1-interacting nuclear factor 2	sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding telomeric DNA binding	regulation of molecular function regulation of catalytic activity negative regulation of transferase activity biological regulation negative regulation of molecular function negative regulation of catalytic activity regulation of transferase activity negative regulation of protein ADP-ribosylation regulation of protein ADP-ribosylation protein localization localization cellular localization protein localization to chromosome protein localization to organelle regulation of molecular function regulation of catalytic activity negative regulation of transferase activity biological regulation negative regulation of molecular function negative regulation of catalytic activity regulation of transferase activity negative regulation of protein ADP-ribosylation regulation of protein ADP-ribosylation protein localization localization cellular localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization cellular process protein localization to chromosome, telomeric region regulation of telomere maintenance regulation of cellular component organization regulation of cellular process telomere organization regulation of primary metabolic process telomere maintenance via telomere lengthening cellular component organization nucleobase-containing compound metabolic process organic substance metabolic process cellular component organization or biogenesis regulation of nucleobase-containing compound metabolic process regulation of biological process chromosome organization primary metabolic process DNA metabolic process regulation of chromosome organization regulation of macromolecule metabolic process regulation of telomere maintenance via telomere lengthening nucleic acid metabolic process regulation of organelle organization telomere maintenance organic cyclic compound metabolic process organelle organization metabolic process macromolecule metabolic process regulation of metabolic process regulation of DNA metabolic process positive regulation of organelle organization positive regulation of cellular component organization positive regulation of biological process positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of telomere maintenance positive regulation of nucleobase-containing compound metabolic process positive regulation of chromosome organization positive regulation of DNA metabolic process telomere capping negative regulation of cell population proliferation cell population proliferation negative regulation of biological process regulation of cell population proliferation negative regulation of cellular process regulation of epithelial cell proliferation epithelial cell proliferation negative regulation of epithelial cell proliferation cellular component biogenesis cellular component assembly telomere assembly negative regulation of telomere maintenance negative regulation of telomere maintenance via telomerase regulation of DNA biosynthetic process negative regulation of cellular metabolic process RNA-templated DNA biosynthetic process negative regulation of chromosome organization organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process negative regulation of cellular component organization negative regulation of metabolic process cellular metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process DNA biosynthetic process negative regulation of DNA biosynthetic process negative regulation of telomere maintenance via telomere lengthening cellular biosynthetic process nucleic acid biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process telomere maintenance via telomerase nucleobase-containing compound biosynthetic process macromolecule biosynthetic process regulation of telomere maintenance via telomerase regulation of cellular biosynthetic process negative regulation of organelle organization negative regulation of biosynthetic process negative regulation of DNA metabolic process	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix intracellular non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix intracellular non-membrane-bounded organelle perinucleolar chromocenter non-membrane-bounded organelle chromocenter protein-containing complex protein-DNA complex nuclear protein-containing complex chromosome chromosomal region telomere cap complex chromosome, telomeric repeat region chromosome, telomeric region shelterin complex nuclear telomere cap complex nuclear body nucleoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009057	Homeobox-like domain superfamily	Homologous Superfamily
A, B	IPR017357	Telomeric repeat-binding factor 1/2	Family
A, B	IPR031902	Telomeric repeat-binding factor 2, Rap1-binding domain	Domain
A, B	IPR030657	Telomeric repeat-binding factor 2	Family
A, B	IPR017930	Myb domain	Domain
A, B	IPR013867	Telomere repeat-binding factor, dimerisation domain	Domain
A, B	IPR036507	Telomere repeat-binding factor, dimerisation domain superfamily	Homologous Superfamily
A, B	IPR001005	SANT/Myb domain	Domain
C, D	IPR029400	TERF1-interacting nuclear factor 2, N-terminal domain	Domain
C, D	IPR039098	TERF1-interacting nuclear factor 2	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q15554	adult T-cell leukemia/lymphoma acute T cell leukemia psoriasis subependymal giant cell astrocytoma osteosarcoma tuberculosis
C, D	Pharos: Q9BSI4	dyskeratosis congenita Revesz syndrome dyskeratosis congenita, autosomal dominant 3 nail disease bone marrow disease Hoyeraal-Hreidarsson syndrome cerebellar disease dyskeratosis congenita, autosomal dominant 1 aplastic anemia Cerebellar Hypoplasia hematopoietic and lymphoid system neoplasm idiopathic pulmonary fibrosis tuberculosis congenital anemia genetic endocrine growth disease dyskeratosis congenita Revesz syndrome dyskeratosis congenita, autosomal dominant 3 nail disease bone marrow disease Hoyeraal-Hreidarsson syndrome cerebellar disease dyskeratosis congenita, autosomal dominant 1 aplastic anemia Cerebellar Hypoplasia hematopoietic and lymphoid system neoplasm idiopathic pulmonary fibrosis tuberculosis congenital anemia genetic endocrine growth disease intellectual disability ovarian cancer idiopathic aplastic anemia language disorder

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.