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(-) Description

Title :  RETINOID X RECEPTOR-THYROID HORMONE RECEPTOR DNA-BINDING DOMAIN HETERODIMER BOUND TO THYROID RESPONSE ELEMENT DNA
 
Authors :  F. Rastinejad, T. Perlmann, R. M. Evans, P. B. Sigler
Date :  20 Nov 96  (Deposition) - 12 Mar 97  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym./Biol. Unit :  A,B,C,D
Keywords :  Complex (Transcription Regulation/Dna), Dna-Binding, Nuclear Protein, Zinc- Finger, Multigene Family, Alternative Splicing, Receptor, Transcription/Dna Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  F. Rastinejad, T. Perlmann, R. M. Evans, P. B. Sigler
Structural Determinants Of Nuclear Receptor Assembly On Dna Direct Repeats.
Nature V. 375 203 1995
PubMed-ID: 7746322  |  Reference-DOI: 10.1038/375203A0
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - DNA (5'-D(*CP*AP*GP*GP*TP*CP*AP*TP*TP*(5IU) P*CP*AP*GP*GP*TP*CP*AP*G)-3')
    ChainsC
    EngineeredYES
    SyntheticYES
 
Molecule 2 - DNA (5'- D(*CP*TP*GP*AP*CP*CP*TP*GP*AP*AP*AP*TP*GP*AP*CP*CP*T P*G)- 3')
    ChainsD
    EngineeredYES
    SyntheticYES
 
Molecule 3 - PROTEIN (RETINOIC ACID RECEPTOR)
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
 
Molecule 4 - PROTEIN (THYROID HORMONE RECEPTOR)
    ChainsB
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606

 Structural Features

(-) Chains, Units

  1234
Asymmetric/Biological Unit ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 5)

Asymmetric/Biological Unit (2, 5)
No.NameCountTypeFull Name
15IU1Mod. Nucleotide5-IODO-2'-DEOXYURIDINE-5'-MONOPHOSPHATE
2ZN4Ligand/IonZINC ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS A:135 , CYS A:138 , CYS A:152 , CYS A:155BINDING SITE FOR RESIDUE ZN A 250
2AC2SOFTWARECYS A:171 , CYS A:177 , CYS A:187 , CYS A:190BINDING SITE FOR RESIDUE ZN A 251
3AC3SOFTWARECYS B:303 , CYS B:306 , CYS B:320 , CYS B:323BINDING SITE FOR RESIDUE ZN B 450
4AC4SOFTWARECYS B:341 , CYS B:347 , CYS B:357 , CYS B:360BINDING SITE FOR RESIDUE ZN B 451

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2NLL)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2NLL)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2NLL)

(-) PROSITE Motifs  (2, 3)

Asymmetric/Biological Unit (2, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1NUCLEAR_REC_DBD_2PS51030 Nuclear hormone receptors DNA-binding domain profile.THB_HUMAN104-181  1B:300-377
2NUCLEAR_REC_DBD_1PS00031 Nuclear hormones receptors DNA-binding region signature.THB_HUMAN107-133  1B:303-329
RXRA_HUMAN135-161  1A:135-161

(-) Exons   (3, 3)

Asymmetric/Biological Unit (3, 3)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.2gENST000003966712gENSE00001687497chr3:24536266-2453617889THB_HUMAN-00--
1.5ENST000003966715ENSE00001395906chr3:24378862-2437879172THB_HUMAN-00--
1.7aENST000003966717aENSE00001612462chr3:24338862-24338717146THB_HUMAN-00--
1.8bENST000003966718bENSE00001397913chr3:24270492-2427042964THB_HUMAN1-880--
1.10cENST0000039667110cENSE00001693312chr3:24231825-24231565261THB_HUMAN8-95880--
1.12eENST0000039667112eENSE00001642867chr3:24193981-24193881101THB_HUMAN95-128341B:300-32425
1.13bENST0000039667113bENSE00001073518chr3:24188313-24188166148THB_HUMAN129-178501B:325-37450
1.14ENST0000039667114ENSE00001073519chr3:24185197-24184992206THB_HUMAN178-246691B:374-40229
1.15ENST0000039667115ENSE00001073517chr3:24174953-24174807147THB_HUMAN247-295490--
1.16ENST0000039667116ENSE00001718132chr3:24169248-24168990259THB_HUMAN296-382870--
1.17dENST0000039667117dENSE00001406950chr3:24164616-241586515966THB_HUMAN382-461800--

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:66
 aligned with RXRA_HUMAN | P19793 from UniProtKB/Swiss-Prot  Length:462

    Alignment length:66
                                   144       154       164       174       184       194      
           RXRA_HUMAN   135 CAICGDRSSGKHYGVYSCEGCKGFFKRTVRKDLTYTCRDNKDCLIDKRQRNRCQYCRYQKCLAMGM 200
               SCOP domains d2nlla_ A: Retinoid X receptor (RXR-alpha) DNA-binding domain      SCOP domains
               CATH domains 2nllA00 A:135-200 Erythroid Transcription Factor GATA-1, subunit A CATH domains
               Pfam domains zf-C4-2nllA01 A:135-200                                            Pfam domains
         Sec.struct. author ..........ee..ee..hhhhhhhhhhhh.......................hhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------ SAPs(SNPs)
                PROSITE (2) NUCLEAR_REC_DBD_1          --------------------------------------- PROSITE (2)
                 Transcript ------------------------------------------------------------------ Transcript
                 2nll A 135 CAICGDRSSGKHYGVYSCEGCKGFFKRTVRKDLTYTCRDNKDCLIDKRQRNRCQYCRYQKCLAMGM 200
                                   144       154       164       174       184       194      

Chain B from PDB  Type:PROTEIN  Length:103
 aligned with THB_HUMAN | P10828 from UniProtKB/Swiss-Prot  Length:461

    Alignment length:103
                                   113       123       133       143       153       163       173       183       193       203   
            THB_HUMAN   104 DELCVVCGDKATGYHYRCITCEGCKGFFRRTIQKNLHPSYSCKYEGKCVIDKVTRNQCQECRFKKCIYVGMATDLVLDDSKRLAKRKLIEENREKRRREELQK 206
               SCOP domains d2nllb_ B: Thyroid hormone receptor (TR-beta) DNA-binding domain                                        SCOP domains
               CATH domains 2nllB00 B:300-402 Erythroid Transcription Factor GATA-1, subunit A                                      CATH domains
               Pfam domains -zf-C4-2nllB01 B:301-372                                                 ------------------------------ Pfam domains
         Sec.struct. author .............ee..ee..hhhhhhhhhhhh...hhh...................hhhhhhhhhhh...hhh...hhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) NUCLEAR_REC_DBD_2  PDB: B:300-377 UniProt: 104-181                            ------------------------- PROSITE (1)
                PROSITE (2) ---NUCLEAR_REC_DBD_1          ------------------------------------------------------------------------- PROSITE (2)
           Transcript 1 (1) Exon 1.12e  PDB: B:300-32Exon 1.13b  PDB: B:325-374 UniProt: 129-178       ---------------------------- Transcript 1 (1)
           Transcript 1 (2) --------------------------------------------------------------------------Exon 1.14  PDB: B:374-402     Transcript 1 (2)
                 2nll B 300 DELCVVCGDKATGYHYRCITCEGCKGFFRRTIQKNLHPSYSCKYEGKCVIDKVTRNQCQECRFKKCIYVGMATDLVLDDSKRLAKRKLIEENREKRRREELEK 402
                                   309       319       329       339       349       359       369       379       389       399   

Chain C from PDB  Type:DNA  Length:18
                                                  
                 2nll C 502 CAGGTCATTuCAGGTCAG 519
                                   511        
                                   511-5IU    

Chain D from PDB  Type:DNA  Length:18
                                                  
                 2nll D 521 CTGACCTGAAATGACCTG 538
                                   530        

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (2, 2)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Family: zf-C4 (14)

(-) Gene Ontology  (90, 109)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (RXRA_HUMAN | P19793)
molecular function
    GO:0004886    9-cis retinoic acid receptor activity    Combining with 9-cis retinoic acid and transmitting the signal to the transcriptional machinery by interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription by RNA polymerase II.
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0000977    RNA polymerase II regulatory region sequence-specific DNA binding    Interacting selectively and non-covalently with a specific sequence of DNA that is part of a regulatory region that controls the transcription of a gene or cistron by RNA polymerase II.
    GO:0004879    RNA polymerase II transcription factor activity, ligand-activated sequence-specific DNA binding    Combining with a signal and transmitting the signal to the transcriptional machinery by interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription by RNA polymerase II.
    GO:0031490    chromatin DNA binding    Interacting selectively and non-covalently with DNA that is assembled into chromatin.
    GO:0003690    double-stranded DNA binding    Interacting selectively and non-covalently with double-stranded DNA.
    GO:0019899    enzyme binding    Interacting selectively and non-covalently with any enzyme.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0032403    protein complex binding    Interacting selectively and non-covalently with any protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0019904    protein domain specific binding    Interacting selectively and non-covalently with a specific domain of a protein.
    GO:0046982    protein heterodimerization activity    Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
    GO:0003708    retinoic acid receptor activity    Combining with retinoic acid and transmitting the signal to the transcriptional machinery by interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription by RNA polymerase II. Retinoic acid is one of the forms of vitamin A.
    GO:0042974    retinoic acid receptor binding    Interacting selectively and non-covalently with the retinoic acid receptor, a ligand-regulated transcription factor belonging to the nuclear receptor superfamily.
    GO:0044323    retinoic acid-responsive element binding    Interacting selectively and non-covalently with a retinoic acid-responsive element, a variable direct repeat of the sequence PuGGTCA spaced by five nucleotides (DR5) found in the promoters of retinoic acid-responsive genes, to which retinoic acid receptors bind.
    GO:0043565    sequence-specific DNA binding    Interacting selectively and non-covalently with DNA of a specific nucleotide composition, e.g. GC-rich DNA binding, or with a specific sequence motif or type of DNA e.g. promotor binding or rDNA binding.
    GO:0003707    steroid hormone receptor activity    Combining with a steroid hormone and transmitting the signal within the cell to initiate a change in cell activity or function.
    GO:0003713    transcription coactivator activity    Interacting selectively and non-covalently with a activating transcription factor and also with the basal transcription machinery in order to increase the frequency, rate or extent of transcription. Cofactors generally do not bind the template nucleic acid, but rather mediate protein-protein interactions between activating transcription factors and the basal transcription machinery.
    GO:0003700    transcription factor activity, sequence-specific DNA binding    Interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription. The transcription factor may or may not also interact selectively with a protein or macromolecular complex.
    GO:0008134    transcription factor binding    Interacting selectively and non-covalently with a transcription factor, any protein required to initiate or regulate transcription.
    GO:0044212    transcription regulatory region DNA binding    Interacting selectively and non-covalently with a DNA region that regulates the transcription of a region of DNA, which may be a gene, cistron, or operon. Binding may occur as a sequence specific interaction or as an interaction observed only once a factor has been recruited to the DNA by other factors.
    GO:0042809    vitamin D receptor binding    Interacting selectively and non-covalently with the vitamin D receptor, a nuclear receptor that mediates the action of vitamin D by binding DNA and controlling the transcription of hormone-sensitive genes.
    GO:0070644    vitamin D response element binding    Interacting selectively and non-covalently with the vitamin D response element (VDRE), a short sequence with dyad symmetry found in the promoters of some of the cellular immediate-early genes, regulated by serum.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0007568    aging    A developmental process that is a deterioration and loss of function over time. Aging includes loss of functions such as resistance to disease, homeostasis, and fertility, as well as wear and tear. Aging includes cellular senescence, but is more inclusive. May precede death and may succeed developmental maturation (GO:0021700).
    GO:0031103    axon regeneration    The regrowth of axons following their loss or damage.
    GO:0015721    bile acid and bile salt transport    The directed movement of bile acid and bile salts into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0043010    camera-type eye development    The process whose specific outcome is the progression of the camera-type eye over time, from its formation to the mature structure. The camera-type eye is an organ of sight that receives light through an aperture and focuses it through a lens, projecting it on a photoreceptor field.
    GO:0060038    cardiac muscle cell proliferation    The expansion of a cardiac muscle cell population by cell division.
    GO:0044255    cellular lipid metabolic process    The chemical reactions and pathways involving lipids, as carried out by individual cells.
    GO:0032869    cellular response to insulin stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an insulin stimulus. Insulin is a polypeptide hormone produced by the islets of Langerhans of the pancreas in mammals, and by the homologous organs of other organisms.
    GO:0008203    cholesterol metabolic process    The chemical reactions and pathways involving cholesterol, cholest-5-en-3 beta-ol, the principal sterol of vertebrates and the precursor of many steroids, including bile acids and steroid hormones. It is a component of the plasma membrane lipid bilayer and of plasma lipoproteins and can be found in all animal tissues.
    GO:0007566    embryo implantation    Attachment of the blastocyst to the uterine lining.
    GO:0007565    female pregnancy    The set of physiological processes that allow an embryo or foetus to develop within the body of a female animal. It covers the time from fertilization of a female ovum by a male spermatozoon until birth.
    GO:0007507    heart development    The process whose specific outcome is the progression of the heart over time, from its formation to the mature structure. The heart is a hollow, muscular organ, which, by contracting rhythmically, keeps up the circulation of the blood.
    GO:0001701    in utero embryonic development    The process whose specific outcome is the progression of the embryo in the uterus over time, from formation of the zygote in the oviduct, to birth. An example of this process is found in Mus musculus.
    GO:0006954    inflammatory response    The immediate defensive reaction (by vertebrate tissue) to infection or injury caused by chemical or physical agents. The process is characterized by local vasodilation, extravasation of plasma into intercellular spaces and accumulation of white blood cells and macrophages.
    GO:0001889    liver development    The process whose specific outcome is the progression of the liver over time, from its formation to the mature structure. The liver is an exocrine gland which secretes bile and functions in metabolism of protein and carbohydrate and fat, synthesizes substances involved in the clotting of the blood, synthesizes vitamin A, detoxifies poisonous substances, stores glycogen, and breaks down worn-out erythrocytes.
    GO:0001893    maternal placenta development    Maternally driven process whose specific outcome is the progression of the placenta over time, from its formation to the mature structure. The placenta is an organ of metabolic interchange between fetus and mother, partly of embryonic origin and partly of maternal origin.
    GO:0007494    midgut development    The process whose specific outcome is the progression of the midgut over time, from its formation to the mature structure. The midgut is the middle part of the alimentary canal from the stomach, or entrance of the bile duct, to, or including, the large intestine.
    GO:0019048    modulation by virus of host morphology or physiology    The process in which a virus effects a change in the structure or processes of its host organism.
    GO:0008285    negative regulation of cell proliferation    Any process that stops, prevents or reduces the rate or extent of cell proliferation.
    GO:0000122    negative regulation of transcription from RNA polymerase II promoter    Any process that stops, prevents, or reduces the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0035357    peroxisome proliferator activated receptor signaling pathway    The series of molecular signals initiated by binding of a ligand to any of the peroxisome proliferator activated receptors (alpha, beta or gamma) in the nuclear membrane, and ending with the initiation or termination of the transcription of target genes.
    GO:0001890    placenta development    The process whose specific outcome is the progression of the placenta over time, from its formation to the mature structure. The placenta is an organ of metabolic interchange between fetus and mother, partly of embryonic origin and partly of maternal origin.
    GO:0043065    positive regulation of apoptotic process    Any process that activates or increases the frequency, rate or extent of cell death by apoptotic process.
    GO:0045944    positive regulation of transcription from RNA polymerase II promoter    Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:1901522    positive regulation of transcription from RNA polymerase II promoter involved in cellular response to chemical stimulus    Any positive regulation of transcription from RNA polymerase II promoter that is involved in cellular response to chemical stimulus.
    GO:0045893    positive regulation of transcription, DNA-templated    Any process that activates or increases the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0045994    positive regulation of translational initiation by iron    Any process involving iron that activates or increases the rate of translational initiation.
    GO:0051289    protein homotetramerization    The formation of a protein homotetramer, a macromolecular structure consisting of four noncovalently associated identical subunits.
    GO:0060687    regulation of branching involved in prostate gland morphogenesis    Any process that modulates the rate, frequency, or extent of prostate gland branching, the process in which the branching structure of the prostate gland is generated and organized. A branch is a division or offshoot from a main stem.
    GO:0031641    regulation of myelination    Any process that modulates the frequency, rate or extent of the formation of a myelin sheath around nerve axons.
    GO:0006357    regulation of transcription from RNA polymerase II promoter    Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0045471    response to ethanol    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an ethanol stimulus.
    GO:0051384    response to glucocorticoid    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a glucocorticoid stimulus. Glucocorticoids are hormonal C21 corticosteroids synthesized from cholesterol with the ability to bind with the cortisol receptor and trigger similar effects. Glucocorticoids act primarily on carbohydrate and protein metabolism, and have anti-inflammatory effects.
    GO:0007584    response to nutrient    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a nutrient stimulus.
    GO:0014070    response to organic cyclic compound    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an organic cyclic compound stimulus.
    GO:0032526    response to retinoic acid    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a retinoic acid stimulus.
    GO:0010269    response to selenium ion    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus from selenium ion.
    GO:0033189    response to vitamin A    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a vitamin A stimulus.
    GO:0033280    response to vitamin D    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a vitamin D stimulus.
    GO:0048384    retinoic acid receptor signaling pathway    The series of molecular signals generated as a consequence of a retinoic acid receptor binding to one of its physiological ligands.
    GO:0060528    secretory columnal luminar epithelial cell differentiation involved in prostate glandular acinus development    The process in which a relatively unspecialized epithelial cell acquires specialized features of a secretory columnal luminar epithelial cell of the prostate.
    GO:0043401    steroid hormone mediated signaling pathway    A series of molecular signals mediated by a steroid hormone binding to a receptor.
    GO:0006367    transcription initiation from RNA polymerase II promoter    Any process involved in the assembly of the RNA polymerase II preinitiation complex (PIC) at an RNA polymerase II promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.
    GO:0055012    ventricular cardiac muscle cell differentiation    The process in which a relatively unspecialized cell acquires specialized features of a ventricular cardiac muscle cell. Cardiac muscle cells are striated muscle cells that are responsible for heart contraction. The ventricle is the part of the heart that pumps blood out of the organ.
    GO:0055010    ventricular cardiac muscle tissue morphogenesis    The process in which the anatomical structures of cardiac ventricle muscle is generated and organized.
    GO:0016032    viral process    A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle.
    GO:0006766    vitamin metabolic process    The chemical reactions and pathways involving vitamins. Vitamin is a general term for a number of unrelated organic substances that occur in many foods in small amounts and that are necessary in trace amounts for the normal metabolic functioning of the body. Vitamins may be water-soluble or fat-soluble and usually serve as components of coenzyme systems.
cellular component
    GO:0090575    RNA polymerase II transcription factor complex    A transcription factor complex that acts at promoters of genes transcribed by RNA polymerase II.
    GO:0030424    axon    The long process of a neuron that conducts nerve impulses, usually away from the cell body to the terminals and varicosities, which are sites of storage and release of neurotransmitter.
    GO:0000790    nuclear chromatin    The ordered and organized complex of DNA, protein, and sometimes RNA, that forms the chromosome in the nucleus.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.
    GO:0005634    nucleus    A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
    GO:0043235    receptor complex    Any protein complex that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function.

Chain B   (THB_HUMAN | P10828)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0031490    chromatin DNA binding    Interacting selectively and non-covalently with DNA that is assembled into chromatin.
    GO:0019899    enzyme binding    Interacting selectively and non-covalently with any enzyme.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0043565    sequence-specific DNA binding    Interacting selectively and non-covalently with DNA of a specific nucleotide composition, e.g. GC-rich DNA binding, or with a specific sequence motif or type of DNA e.g. promotor binding or rDNA binding.
    GO:0003707    steroid hormone receptor activity    Combining with a steroid hormone and transmitting the signal within the cell to initiate a change in cell activity or function.
    GO:0070324    thyroid hormone binding    Interacting selectively and non-covalently with thyroxine (T4) or triiodothyronine (T3), tyrosine-based hormones produced by the thyroid gland.
    GO:0004887    thyroid hormone receptor activity    Combining with thyroid hormone and transmitting the signal to the transcriptional machinery by interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription by RNA polymerase II.
    GO:0003714    transcription corepressor activity    Interacting selectively and non-covalently with a repressing transcription factor and also with the basal transcription machinery in order to stop, prevent, or reduce the frequency, rate or extent of transcription. Cofactors generally do not bind the template nucleic acid, but rather mediate protein-protein interactions between repressive transcription factors and the basal transcription machinery.
    GO:0003700    transcription factor activity, sequence-specific DNA binding    Interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription. The transcription factor may or may not also interact selectively with a protein or macromolecular complex.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0060509    Type I pneumocyte differentiation    The process in which a relatively unspecialized cell acquires specialized features of a Type I pneumocyte. A type I pneumocyte is a flattened cell with greatly attenuated cytoplasm and a paucity of organelles.
    GO:0009887    animal organ morphogenesis    Morphogenesis of an animal organ. An organ is defined as a tissue or set of tissues that work together to perform a specific function or functions. Morphogenesis is the process in which anatomical structures are generated and organized. Organs are commonly observed as visibly distinct structures, but may also exist as loosely associated clusters of cells that work together to perform a specific function or functions.
    GO:0008050    female courtship behavior    The behavior of a female, for the purpose of attracting a sexual partner.
    GO:0030522    intracellular receptor signaling pathway    Any series of molecular signals initiated by a ligand binding to an receptor located within a cell.
    GO:0007621    negative regulation of female receptivity    Any process that stops, prevents or reduces the receptiveness of a female to male advances.
    GO:0000122    negative regulation of transcription from RNA polymerase II promoter    Any process that stops, prevents, or reduces the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0045892    negative regulation of transcription, DNA-templated    Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0045944    positive regulation of transcription from RNA polymerase II promoter    Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0008016    regulation of heart contraction    Any process that modulates the frequency, rate or extent of heart contraction. Heart contraction is the process in which the heart decreases in volume in a characteristic way to propel blood through the body.
    GO:0006357    regulation of transcription from RNA polymerase II promoter    Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0007605    sensory perception of sound    The series of events required for an organism to receive an auditory stimulus, convert it to a molecular signal, and recognize and characterize the signal. Sonic stimuli are detected in the form of vibrations and are processed to form a sound.
    GO:0043401    steroid hormone mediated signaling pathway    A series of molecular signals mediated by a steroid hormone binding to a receptor.
    GO:0006367    transcription initiation from RNA polymerase II promoter    Any process involved in the assembly of the RNA polymerase II preinitiation complex (PIC) at an RNA polymerase II promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.
cellular component
    GO:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
    GO:0000790    nuclear chromatin    The ordered and organized complex of DNA, protein, and sometimes RNA, that forms the chromosome in the nucleus.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.
    GO:0005634    nucleus    A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        RXRA_HUMAN | P197931by4 1dsz 1fby 1fm6 1fm9 1g1u 1g5y 1k74 1lbd 1mv9 1mvc 1mzn 1r0n 1rdt 1rxr 1xls 1xv9 1xvp 1ynw 2acl 2p1t 2p1u 2p1v 2zxz 2zy0 3dzu 3dzy 3e00 3e94 3fal 3fc6 3fug 3h0a 3kwy 3nsp 3nsq 3oap 3ozj 3pcu 3r29 3r2a 3r5m 3uvv 4cn2 4cn3 4cn5 4cn7 4j5w 4j5x 4k4j 4k6i 4m8e 4m8h 4n5g 4n8r 4nqa 4oc7 4poh 4poj 4pp3 4pp5 4rfw 4rmc 4rmd 4rme 4zo1 4zsh 5ec9 5ji0 5lyq
        THB_HUMAN | P108281bsx 1n46 1nax 1nq0 1nq1 1nq2 1nuo 1q4x 1r6g 1xzx 1y0x 2j4a 2pin 3d57 3gws 3imy 3jzc 4zo1

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 2NLL)