DNA G-Quartets in a 1.86 A Resolution Structure of an Oxytricha nova Telomeric Protein-DNA Complex
DOI:10.2210/pdb1jb7/pdb   NDB ID: PD0218
1JB7
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: DNA Binding Protein/dna
    Structure Weight: 96429.78
    Molecule: 5'-D(*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*G)-3'
    Polymer: 1 Type: dna Length: 12
    Chains: D, G, H
    Details: Chain D is single strand DNA. Chains G and H are a G-quartet linked DNA dimer
    Molecule: telomere-binding protein alpha subunit
    Polymer: 2 Type: protein Length: 495
    Chains: A
    Details: alanine version
    Organism: Sterkiella nova
    Gene Names: MAC-56A MAC-56K MAC-56S
    UniProtKB: Protein Feature View | Search PDB | P29549  
    Molecule: telomere-binding protein beta subunit
    Polymer: 3 Type: protein Length: 260
    Chains: B
    Fragment: 28 kDa N-terminal core
    Organism: Sterkiella nova
    Gene Names: MAC-41A MAC-41S
    UniProtKB: Protein Feature View | Search PDB | P16458  
     
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  •   Source Hide
    Polymer: 1
    Scientific Name: Synthetic construct   Taxonomy    
    Polymer: 2
    Scientific Name: Sterkiella nova   Taxonomy   Expression System: Escherichia coli  
    Polymer: 3
    Scientific Name: Sterkiella nova   Taxonomy   Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    156d   Refined solution structure of the dimeric quadruplex formed from the Oxytricha telomeric oligonucleotide 
    1otc   Crystal structure of the Oxytricha nova telomere end binding protein complexed with ssDNA to 2.8 A resolution 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    CL
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    CL Cl
    CHLORIDE ION
    NA
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    NA Na
    SODIUM ION
     
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  • Nucleic Acid Database Hide
    View the NDB ID associated with this structure:PD0218
     
 
Data in orange boxes are gathered from external resources (when available).
  Biological Assembly       
Biological assembly 1 assigned by authors
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  •   Deposition Summary Hide
    Authors:   Horvath, M.P.,  Schultz, S.C.

    Deposition:   2001-06-02
    Release:   2001-06-11
    Last Modified (REVDAT):   2011-11-16
     
  •   Revision History    Hide
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    2011-11-16
    Atom occupancy
    2011-07-13
    Version format compliance
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   1.86
    R-Value: 0.232 (obs.)
    R-Free: 0.246
    Space Group: P 61 2 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 93.10 α = 90.00 
    b = 93.10 β = 90.00 
    c = 421.80 γ = 120.00