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
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: Search PDB | P29549   Protein Feature View
    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: Search PDB | P16458   Protein Feature View
  •   Structure Validation Hide

  • MolProbity Ramachandran Plot

  •   Related Citations in PDB Entry (REMARK 1) Hide
  •   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 Cl
    NA Na
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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
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  •   Experimental Details Hide
    Exp. Data:
      Structure Factors
    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