2NXX

Crystal Structure of the Ligand-Binding Domains of the T.castaneum (Coleoptera) Heterodimer EcrUSP Bound to Ponasterone A

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	d2nxxa_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
C [auth B]	d2nxxb_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
E [auth C]	d2nxxc_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
G [auth D]	d2nxxd_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
B [auth E]	d2nxxe_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
H	d2nxxh_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
D [auth F]	d2nxxf_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)
F [auth G]	d2nxxg_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	automated matches	red flour beetle (Tribolium castaneum ) [TaxId: 7070 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8076827	3001442	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8076827	3001442	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8076827	3001442	SCOP2B (2022-06-29)
G [auth D]	SCOP2 Family	Nuclear receptor ligand-binding domain	8076826	4001384	SCOP2 (2022-06-29)
G [auth D]	SCOP2 Superfamily	Nuclear receptor ligand-binding domain	8076827	3001442	SCOP2 (2022-06-29)
B [auth E]	SCOP2 Family	Nuclear receptor ligand-binding domain	8062974	4001384	SCOP2 (2022-06-29)
B [auth E]	SCOP2 Superfamily	Nuclear receptor ligand-binding domain	8062975	3001442	SCOP2 (2022-06-29)
H	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8062975	3001442	SCOP2B (2022-06-29)
D [auth F]	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8062975	3001442	SCOP2B (2022-06-29)
F [auth G]	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8062975	3001442	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	Hormone_recep	e2nxxA1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
C [auth B]	Hormone_recep	e2nxxB1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
E [auth C]	Hormone_recep	e2nxxC1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
G [auth D]	Hormone_recep	e2nxxD1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
B [auth E]	Hormone_recep	e2nxxE1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
H	Hormone_recep	e2nxxH1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
D [auth F]	Hormone_recep	e2nxxF1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)
F [auth G]	Hormone_recep	e2nxxG1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
C [auth B]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
E [auth C]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
G [auth D]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
B [auth E]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
H	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
D [auth F]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
F [auth G]	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C [auth B], E [auth C], G [auth D]	PF00104	Ligand-binding domain of nuclear hormone receptor (Hormone_recep)	Ligand-binding domain of nuclear hormone receptor	This all helical domain is involved in binding the hormone in these receptors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C [auth B], E [auth C], G [auth D]	Ultraspiracle (USP, NR2B4)	nuclear steroid receptor activity DNA-binding transcription factor activity, RNA polymerase II-specific molecular transducer activity transcription regulator activity DNA-binding transcription factor activity signaling receptor activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding sequence-specific DNA binding nuclear steroid receptor activity DNA-binding transcription factor activity, RNA polymerase II-specific molecular transducer activity transcription regulator activity DNA-binding transcription factor activity signaling receptor activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding sequence-specific DNA binding DNA binding organic cyclic compound binding nucleic acid binding	-	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle cellular anatomical entity
B [auth E], D [auth F], F [auth G], H	Ecdysone Receptor (EcR, NRH1)	nuclear receptor activity DNA-binding transcription factor activity, RNA polymerase II-specific molecular transducer activity transcription regulator activity ligand-activated transcription factor activity DNA-binding transcription factor activity signaling receptor activity sterol binding binding organic cyclic compound binding alcohol binding steroid binding lipid binding hormone binding nuclear receptor activity DNA-binding transcription factor activity, RNA polymerase II-specific molecular transducer activity transcription regulator activity ligand-activated transcription factor activity DNA-binding transcription factor activity signaling receptor activity sterol binding binding organic cyclic compound binding alcohol binding steroid binding lipid binding hormone binding ecdysone binding small molecule binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding sequence-specific DNA binding DNA binding nucleic acid binding	cellular response to stimulus cellular response to ecdysone response to organic substance response to ketone regulation of cellular process response to ecdysone intracellular receptor signaling pathway response to stimulus response to lipid signaling hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone response to steroid hormone cellular response to stimulus cellular response to ecdysone response to organic substance response to ketone regulation of cellular process response to ecdysone intracellular receptor signaling pathway response to stimulus response to lipid signaling hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone response to steroid hormone cellular response to sterol signal transduction cellular response to organic substance cellular response to ketone cellular response to steroid hormone stimulus response to organic cyclic compound cellular response to hormone stimulus ecdysone receptor-mediated signaling pathway regulation of biological process response to sterol response to endogenous stimulus response to alcohol biological regulation cellular response to organic cyclic compound response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to chemical stimulus steroid hormone mediated signaling pathway cellular response to alcohol response to chemical cellular response to lipid nuclear receptor signaling pathway cellular process intracellular steroid hormone receptor signaling pathway	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth B], E [auth C], G [auth D]	IPR001723	Nuclear hormone receptor	Family
A, C [auth B], E [auth C], G [auth D]	IPR000003	Retinoid X receptor/HNF4	Family
A, C [auth B], E [auth C], G [auth D]	IPR000536	Nuclear hormone receptor, ligand-binding domain	Domain
A, C [auth B], E [auth C], G [auth D]	IPR001628	Zinc finger, nuclear hormone receptor-type	Domain
A, C [auth B], E [auth C], G [auth D]	IPR035500	Nuclear hormone receptor-like domain superfamily	Homologous Superfamily
A, C [auth B], E [auth C], G [auth D]	IPR013088	Zinc finger, NHR/GATA-type	Homologous Superfamily
B [auth E], D [auth F], F [auth G], H	IPR001723	Nuclear hormone receptor	Family
B [auth E], D [auth F], F [auth G], H	IPR003069	Ecdysteroid receptor	Family
B [auth E], D [auth F], F [auth G], H	IPR001628	Zinc finger, nuclear hormone receptor-type	Domain
B [auth E], D [auth F], F [auth G], H	IPR013088	Zinc finger, NHR/GATA-type	Homologous Superfamily
B [auth E], D [auth F], F [auth G], H	IPR041889	Ecdysone receptor, ligand-binding domain	Domain
B [auth E], D [auth F], F [auth G], H	IPR000536	Nuclear hormone receptor, ligand-binding domain	Domain
B [auth E], D [auth F], F [auth G], H	IPR035500	Nuclear hormone receptor-like domain superfamily	Homologous Superfamily

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.