2NLL

RETINOID X RECEPTOR-THYROID HORMONE RECEPTOR DNA-BINDING DOMAIN HETERODIMER BOUND TO THYROID RESPONSE ELEMENT DNA

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)
C [auth A]	d2nlla_	Small proteins	Glucocorticoid receptor-like (DNA-binding domain)	Glucocorticoid receptor-like (DNA-binding domain)	Nuclear receptor	Retinoid X receptor (RXR-alpha) DNA-binding domain	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D [auth B]	d2nllb_	Small proteins	Glucocorticoid receptor-like (DNA-binding domain)	Glucocorticoid receptor-like (DNA-binding domain)	Nuclear receptor	Thyroid hormone receptor (TR-beta) DNA-binding domain	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)
C [auth A]	SCOP2B Superfamily	Glucocorticoid receptor-like (DNA-binding domain)	8039031	3000068	SCOP2B (2022-06-29)
D [auth B]	SCOP2 Family	Nuclear receptor	8026657	4003622	SCOP2 (2022-06-29)
D [auth B]	SCOP2 Superfamily	Glucocorticoid receptor-like (DNA-binding domain)	8039036	3000068	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)
C [auth A]	zf-C4	e2nllA1	A: few secondary structure elements	X: Glucocorticoid receptor-like	H: LIM domain-like	T: LIM domain-like	F: zf-C4	ECOD (1.6)
D [auth B]	zf-C4	e2nllB1	A: few secondary structure elements	X: Glucocorticoid receptor-like	H: LIM domain-like	T: LIM domain-like	F: zf-C4	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth A]	3.30.50.10	Alpha Beta	2-Layer Sandwich	Erythroid Transcription Factor GATA-1	Chain A	CATH (4.3.0)
D [auth B]	3.30.50.10	Alpha Beta	2-Layer Sandwich	Erythroid Transcription Factor GATA-1	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF00105	Zinc finger, C4 type (two domains) (zf-C4)	Zinc finger, C4 type (two domains)	In nearly all cases, this is the DNA binding domain of a nuclear hormone receptor. The alignment contains two Zinc finger domains that are too dissimilar to be aligned with each other.	Domain
D [auth B]	PF00105	Zinc finger, C4 type (two domains) (zf-C4)	Zinc finger, C4 type (two domains)	In nearly all cases, this is the DNA binding domain of a nuclear hormone receptor. The alignment contains two Zinc finger domains that are too dissimilar to be aligned with each other.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	DNA (5'-D(CPAPGPGPTPCPAPTPTP(5IU)PCPAPGPGPTPCPAPG)-3')	-	-	-
B [auth D]	DNA (5'-D(CPTPGPAPCPCPTPGPAPAPAPTPGPAPCPCPT PG)-3')	-	-	-
C [auth A]	PROTEIN (RETINOIC ACID RECEPTOR)	DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding transcription regulatory region nucleic acid binding ion binding small molecule binding transcription factor binding transcription coregulator binding protein binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding transcription regulatory region nucleic acid binding ion binding small molecule binding transcription factor binding transcription coregulator binding protein binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity LBD domain binding protein domain specific binding nuclear receptor activity molecular transducer activity ligand-activated transcription factor activity signaling receptor activity retinoic acid binding organic acid binding isoprenoid binding retinoid binding anion binding lipid binding carboxylic acid binding monocarboxylic acid binding identical protein binding RNA polymerase II-specific DNA-binding transcription factor binding nuclear receptor binding DNA-binding transcription factor binding nuclear vitamin D receptor binding retinoic acid-responsive element binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding RNA polymerase II cis-regulatory region sequence-specific DNA binding nuclear steroid receptor activity DNA binding domain binding peptide binding cation binding transition metal ion binding zinc ion binding metal ion binding enzyme binding	positive regulation of cholesterol efflux regulation of localization transport positive regulation of sterol transport positive regulation of biological process regulation of lipid transport organic hydroxy compound transport localization regulation of cholesterol efflux sterol transport regulation of cholesterol transport positive regulation of cholesterol transport regulation of sterol transport regulation of biological process positive regulation of cholesterol efflux regulation of localization transport positive regulation of sterol transport positive regulation of biological process regulation of lipid transport organic hydroxy compound transport localization regulation of cholesterol efflux sterol transport regulation of cholesterol transport positive regulation of cholesterol transport regulation of sterol transport regulation of biological process regulation of transport organic substance transport biological regulation lipid localization lipid transport positive regulation of lipid localization establishment of localization positive regulation of lipid transport positive regulation of transport regulation of lipid localization macromolecule localization cholesterol transport cholesterol efflux regulation of transporter activity positive regulation of molecular function regulation of molecular function positive regulation of transporter activity multicellular organismal process regulation of developmental process regulation of biomineral tissue development regulation of bone mineralization positive regulation of ossification positive regulation of developmental process multicellular organism development positive regulation of biomineral tissue development ossification anatomical structure development biomineral tissue development regulation of multicellular organismal process developmental process regulation of multicellular organismal development bone mineralization animal organ development tissue development positive regulation of bone mineralization positive regulation of multicellular organismal process regulation of ossification cellular response to stimulus regulation of cellular process intracellular receptor signaling pathway response to stimulus signaling retinoic acid receptor signaling pathway cell communication cellular process signal transduction peroxisome proliferator activated receptor signaling pathway mRNA transcription by RNA polymerase II cellular biosynthetic process RNA metabolic process mRNA transcription nucleobase-containing compound metabolic process RNA biosynthetic process DNA-templated transcription nucleic acid biosynthetic process organic substance metabolic process transcription by RNA polymerase II organic substance biosynthetic process cellular metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound metabolic process biosynthetic process organic cyclic compound biosynthetic process metabolic process macromolecule metabolic process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process regulation of RNA metabolic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process regulation of gene expression negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of macromolecule metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process positive regulation of cell communication thyroid hormone mediated signaling pathway response to organic substance positive regulation of signal transduction regulation of signal transduction hormone-mediated signaling pathway positive regulation of response to stimulus cellular response to endogenous stimulus response to hormone regulation of thyroid hormone mediated signaling pathway cellular response to organic substance cellular response to hormone stimulus regulation of signaling response to endogenous stimulus cellular response to chemical stimulus positive regulation of thyroid hormone mediated signaling pathway regulation of response to stimulus response to chemical regulation of cell communication positive regulation of signaling cellular developmental process cell differentiation response to retinoic acid response to lipid response to oxygen-containing compound regulation of vitamin D receptor signaling pathway response to nutrient levels regulation of response to nutrient levels response to vitamin cellular response to vitamin D response to vitamin D response to organic cyclic compound response to nutrient cellular response to organic cyclic compound cellular response to oxygen-containing compound vitamin D receptor signaling pathway cellular response to nutrient levels cellular response to vitamin cellular response to lipid positive regulation of vitamin D receptor signaling pathway cellular response to nutrient	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex intracellular organelle protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle receptor complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex transcription regulator complex intracellular organelle protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle receptor complex membrane-bounded organelle mitochondrion intracellular membrane-bounded organelle RNA polymerase II transcription regulator complex nucleus nuclear protein-containing complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
D [auth B]	PROTEIN (THYROID HORMONE RECEPTOR)	thyroid hormone binding binding hormone binding DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding thyroid hormone binding binding hormone binding DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription factor activity, RNA polymerase II-specific transcription factor binding transcription coregulator binding protein binding transcription coactivator binding protein-containing complex binding chromatin binding chromatin DNA binding nuclear receptor activity molecular transducer activity ligand-activated transcription factor activity signaling receptor activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding enzyme binding	cellular response to stimulus positive regulation of cell communication thyroid hormone mediated signaling pathway response to organic substance positive regulation of signal transduction regulation of cellular process response to stimulus intracellular receptor signaling pathway signaling positive regulation of biological process regulation of signal transduction hormone-mediated signaling pathway cell communication positive regulation of response to stimulus cellular response to endogenous stimulus cellular response to stimulus positive regulation of cell communication thyroid hormone mediated signaling pathway response to organic substance positive regulation of signal transduction regulation of cellular process response to stimulus intracellular receptor signaling pathway signaling positive regulation of biological process regulation of signal transduction hormone-mediated signaling pathway cell communication positive regulation of response to stimulus cellular response to endogenous stimulus response to hormone regulation of thyroid hormone mediated signaling pathway signal transduction cellular response to organic substance positive regulation of cellular process cellular response to hormone stimulus regulation of biological process regulation of signaling response to endogenous stimulus biological regulation cellular response to chemical stimulus positive regulation of thyroid hormone mediated signaling pathway regulation of response to stimulus response to chemical regulation of cell communication cellular process positive regulation of signaling heart process multicellular organismal process system process regulation of heart contraction regulation of system process circulatory system process regulation of blood circulation regulation of multicellular organismal process heart contraction blood circulation developmental process cellular developmental process cell differentiation reproductive process negative regulation of female receptivity multicellular organismal reproductive process female mating behavior mating behavior behavior regulation of female receptivity reproductive behavior regulation of biological quality epithelium development tube development animal organ development respiratory tube development lung epithelium development type I pneumocyte differentiation tissue development epithelial cell differentiation lung epithelial cell differentiation multicellular organism development lung cell differentiation anatomical structure development lung development respiratory system development system development retinoic acid receptor signaling pathway cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription organic cyclic compound metabolic process nucleic acid biosynthetic process organic substance metabolic process biosynthetic process organic cyclic compound biosynthetic process organic substance biosynthetic process metabolic process macromolecule metabolic process retinal cell apoptotic process neuron apoptotic process retinal cone cell apoptotic process apoptotic process cell death programmed cell death female courtship behavior courtship behavior mRNA transcription by RNA polymerase II mRNA transcription transcription by RNA polymerase II mRNA metabolic process sensory perception nervous system process sensory perception of sound sensory perception of mechanical stimulus response to thyroid hormone cellular response to thyroid hormone stimulus negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process regulation of RNA metabolic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process regulation of gene expression negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of macromolecule metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process sensory organ development photoreceptor cell differentiation visual system development retina development in camera-type eye cell development neural retina development eye morphogenesis neurogenesis neuron differentiation retinal cone cell differentiation eye photoreceptor cell differentiation animal organ morphogenesis sensory system development photoreceptor cell development camera-type eye morphogenesis eye development eye photoreceptor cell development retinal cone cell development nervous system development camera-type eye photoreceptor cell differentiation generation of neurons retina morphogenesis in camera-type eye anatomical structure morphogenesis sensory organ morphogenesis neuron development camera-type eye development positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen nucleoplasm RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen protein-DNA complex intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle nuclear body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR001628	Zinc finger, nuclear hormone receptor-type	Domain
C [auth A]	IPR021780	Nuclear/hormone receptor activator site AF-1	Domain
C [auth A]	IPR013088	Zinc finger, NHR/GATA-type	Homologous Superfamily
C [auth A]	IPR000003	Retinoid X receptor/HNF4	Family
C [auth A]	IPR001723	Nuclear hormone receptor	Family
C [auth A]	IPR000536	Nuclear hormone receptor, ligand-binding domain	Domain
C [auth A]	IPR035500	Nuclear hormone receptor-like domain superfamily	Homologous Superfamily
D [auth B]	IPR001628	Zinc finger, nuclear hormone receptor-type	Domain
D [auth B]	IPR001723	Nuclear hormone receptor	Family
D [auth B]	IPR001728	Thyroid hormone receptor	Family
D [auth B]	IPR013088	Zinc finger, NHR/GATA-type	Homologous Superfamily
D [auth B]	IPR000536	Nuclear hormone receptor, ligand-binding domain	Domain
D [auth B]	IPR035500	Nuclear hormone receptor-like domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C [auth A]	Pharos: P19793	prostate cancer lesion of sciatic nerve sciatic neuropathy thyroid gland carcinoma amyotrophic lateral sclerosis type 1 thyroid adenoma malignant mesothelioma Sciatic Neuritis thyroid cancer astrocytic tumor invasive ductal breast carcinoma MALT lymphoma osteosarcoma pituitary cancer B-cell chronic lymphocytic leukemia prostate cancer lesion of sciatic nerve sciatic neuropathy thyroid gland carcinoma amyotrophic lateral sclerosis type 1 thyroid adenoma malignant mesothelioma Sciatic Neuritis thyroid cancer astrocytic tumor invasive ductal breast carcinoma MALT lymphoma osteosarcoma pituitary cancer B-cell chronic lymphocytic leukemia lung carcinoma medulloblastoma ovarian cancer primary cutaneous T-cell lymphoma interstitial cystitis large cell medulloblastoma pancreatic ductal adenocarcinoma
D [auth B]	Pharos: P10828	thyroid hormone resistance, generalized, autosomal dominant thyroid hormone resistance, generalized, autosomal recessive thyroid hormone resistance syndrome selective pituitary resistance to thyroid hormone Craniofacial Abnormalities hypothyroidism atrial fibrillation goiter hereditary spastic paraplegia interstitial cystitis lung cancer malignant ependymoma adrenal cortex carcinoma atypical teratoid rhabdoid tumor oligodendroglioma thyroid hormone resistance, generalized, autosomal dominant thyroid hormone resistance, generalized, autosomal recessive thyroid hormone resistance syndrome selective pituitary resistance to thyroid hormone Craniofacial Abnormalities hypothyroidism atrial fibrillation goiter hereditary spastic paraplegia interstitial cystitis lung cancer malignant ependymoma adrenal cortex carcinoma atypical teratoid rhabdoid tumor oligodendroglioma breast carcinoma ovarian cancer primitive neuroectodermal tumor endogenous depression sickle cell anemia generalized resistance to thyroid hormone thyroid gland follicular carcinoma Hashimoto thyroiditis invasive ductal breast carcinoma lung carcinoma malignant glioma astrocytic tumor myxedema Becker muscular dystrophy osteogenesis imperfecta congenital diaphragmatic hernia cystic fibrosis pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ductal breast carcinoma in situ psoriasis familial hyperlipidemia glioblastoma head and neck cancer ulcerative colitis intellectual disability large cell medulloblastoma malignant colon neoplasm medulloblastoma breast cancer osteosarcoma congenital hypothyroidism peripheral resistance to thyroid hormones endemic goiter thyroid cancer

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.