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Crystal Structure of Estrogen Receptor Alpha mutant 537S Complexed with 4-(6-hydroxy-1H-indazol-3-yl)benzene-1,3-diol
Biology and Chemistry Report
  •   Structure Details   Hide

    Structure Keywords

    Text Protein-Ligand Complex, TRANSCRIPTION

    Polymeric Molecules

    Chain A,B
    Description Estrogen receptor 
    Fragment Steroid-binding region, residues 298-554 
    Mutation Y537S 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 29386.8 
    Source Method genetically manipulated  
    Entity Name ER, Estradiol receptor, ER-alpha 
    Chain C,D
    Description nuclear receptor coactivator 2 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 1579.9 
    Source Method synthetic  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    KN2  4-(6-HYDROXY-1H-INDAZOL-3-YL)BENZENE-1,3-DIOL  C13 H10 N2 O3   242.23  View 
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B ESR1_HUMAN P03372     
    C,D NCOA2_MOUSE Q61026     

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    6355   Regulation of Transcription DNA Templated  Any Process That Modulates the Frequency Rate or Extent of Cellular DNA Templated Transcription. 
    43401   Steroid Hormone Mediated Signaling Pathway  A Series of Molecular Signals Mediated by a Steroid Hormone Binding to a Receptor. 
    5634   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. 
    3677   DNA Binding  Any Molecular Function by Which a Gene Product Interacts Selectively and Non Covalently with DNA (deoxyribonucleic Acid). 
    3700   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. 
    3707   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. 

    Protein Analyses

    Measured Binding Affinities   

  •   Gene Details   Hide

    Genetic Source

    Chain A,B
    Common Name Human
    Scientific Name Homo sapiens  
    Genus Homo
    Gene esr1, esr, nr3a1
    Host Scientific Name Escherichia coli  
    Host Genus Escherichia
    Host Strain Bl21(de3) Rosetta
    Host Vector Type Plasmid
    Host Plasmid Name pMCSG3

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    6 6q25.1 2099     estrogen receptor 1 ESR1    

    Single Nucleotide Polymorphisms (from LS-SNP database)

    SNP ID LsSnp Link dbSNP Link Chain PDB position Amino acid changes Secondary structure Solvent Accessibility Chromosome Chromosome position Ligand
    rs148773555 LS-SNP   dbSNP   A 313 D - > E Helix 50% (Exposed) 6 152265486
    rs146407733 LS-SNP   dbSNP   A 326 I - > V Coil 59% (Exposed) 6 152265523
    rs200960801 LS-SNP   dbSNP   A 359 N - > S Helix 41% (Exposed) 6 152265623
    rs121913044 LS-SNP   dbSNP   A 364 V - > E Bend 1% (Buried) 6 152265638
    rs146553338 LS-SNP   dbSNP   A 368 V - > L 3/10 Helix 56% (Exposed) 6 152332796
    rs79374934 LS-SNP   dbSNP   A 480 D - > E Helix 20% (Intermediate) 6 152415590
    rs138961142 LS-SNP   dbSNP   A 533 V - > M Coil 27% (Intermediate) 6 152419910
    rs201562714 LS-SNP   dbSNP   A 545 D - > E 3/10 Helix 63% (Exposed) 6 152419948
    rs182943916 LS-SNP   dbSNP   A 548 R - > C Coil 29% (Intermediate) 6 152419955