Crystal structure of human 14-3-3 sigma in complex with TASK-3 peptide and stabilizer Fusicoccin H
Biology and Chemistry Report
  •   Structure Details   Hide

    Structure Keywords

    Text Helical protein, Phosphoprotein, Adapter protein, Peptide binding protein, Nucleus

    Polymeric Molecules

    Chain A
    Description 14-3-3 protein sigma 
    Nonstandard Linkage no 
    Nonstandard Monomers yes 
    Polymer Type polypeptide(L) 
    Formula Weight 26502.0 
    Source Method genetically manipulated  
    Entity Name Epithelial cell marker protein 1, Stratifin 
    Chain P
    Nonstandard Linkage no 
    Nonstandard Monomers yes 
    Polymer Type polypeptide(L) 
    Formula Weight 857.0 
    Source Method synthetic  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    0DV  (4R,5R,6R,6aS,9S,9aE,10aR)-5-hydroxy-9-(hydroxymethyl)-6,10a-dimethyl-3-(propan-2-yl)-1,2,4,5,6,6a,7,8,9,10a-decahydrodicyclopenta[a,d][8]annulen-4-yl alpha-D-gulopyranoside  C26 H42 O8   482.61  View 
    CL  CHLORIDE ION  Cl   35.45  View 
    GOL  GLYCEROL  C3 H8 O3   92.09  View 
    MG  MAGNESIUM ION  Mg   24.31  View 
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A 1433S_HUMAN P31947     
    P KCNK9_HUMAN Q2M290     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    10482   Regulation of Epidermal Cell Division  Any Process That Modulates the Frequency Rate or Extent of the Physical Partitioning and Separation of an Epidermal Cell Into Daughter Cells. an Epidermal Cell Is Any of the Cells That Make Up the Epidermis. 
    45606   Positive Regulation of Epidermal Cell Differentiation  Any Process That Activates or Increases the Frequency Rate or Extent of Epidermal Cell Differentiation. 
    61436   Establishment of Skin Barrier  Establishment of the Epithelial Barrier the Functional Barrier in the Skin That Limits Its Permeability. 
    5576   Extracellular Region  The Space External to the Outermost Structure of a Cell. For Cells Without External Protective or External Encapsulating Structures This Refers to Space Outside of the Plasma Membrane. This Term Covers the Host Cell Environment Outside an Intracellular Parasite. 
    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. 
    5737   Cytoplasm  All of the Contents of a Cell Excluding the Plasma Membrane and Nucleus But Including Other Subcellular Structures. 
    5515   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). 

  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Human
    Scientific Name Homo sapiens  
    Gene hme1, sfn
    Host Scientific Name Escherichia coli  
    Host Strain Rosetta De3
    Host Vector Type Plasmid
    Host Plasmid Name PPROEX HTB

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    1 1p36.11 2810     stratifin SFN    
    8 8q24.3 51305     potassium channel, subfamily K, member 9 KCNK9    

    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
    rs187432842 LS-SNP   dbSNP   A 32 K - > E Turn 35% (Intermediate) 1 27189797
    rs77608477 LS-SNP   dbSNP   A 46 V - > A Helix 31% (Intermediate) 1 27189840 0DV
    rs138537988 LS-SNP   dbSNP   A 99 V - > M Helix 2% (Buried) 1 27189998
    rs150754661 LS-SNP   dbSNP   A 110 E - > K Helix 58% (Exposed) 1 27190031 MG
    rs201166719 LS-SNP   dbSNP   A 132 A - > S Helix 2% (Buried) 1 27190097
    rs78707984 LS-SNP   dbSNP   A 149 S - > L Helix 43% (Exposed) 1 27190149
    rs11542705 LS-SNP   dbSNP   A 155 M - > I Helix 5% (Buried) 1 27190168
    rs149812347 LS-SNP   dbSNP   A 161 E - > D Helix 65% (Exposed) 1 27190186 MG
    rs77755255 LS-SNP   dbSNP   A 165 T - > S Turn 1% (Buried) 1 27190196
    rs75914997 LS-SNP   dbSNP   A 167 P - > L Helix 36% (Exposed) 1 27190203 0DV
    rs202094692 LS-SNP   dbSNP   A 169 R - > G Helix 12% (Intermediate) 1 27190208
    rs140153352 LS-SNP   dbSNP   A 179 F - > Y Helix 2% (Buried) 1 27190239