6S3I

Crystal structure of helicase Pif1 from Thermus oshimai in complex with ssDNA (dT)18 and ADP-MgF4


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.46 Å
  • R-Value Free: 0.301 
  • R-Value Work: 0.244 
  • R-Value Observed: 0.247 

wwPDB Validation   3D Report Full Report



Literature

Unraveling the structural and mechanistic basis of SF1B helicase dimerization: inhibitory regulation of Thermus oshimau Pif1 activity

Dai, Y.X.Chen, W.F.Teng, F.Y.Liu, N.N.Hou, X.M.Dou, S.X.Rety, S.Xi, X.G.

To be published.

Macromolecules

Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
PIF1 helicaseA444Thermus oshimaiMutation(s): 0 
Gene Names: Theos_1468
Find proteins for K7RJ88 (Thermus oshimai JL-2)
Explore K7RJ88 
Go to UniProtKB:  K7RJ88
Protein Feature View
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  • Reference Sequence
  • Find similar nucleic acids by:  Sequence   |   Structure
  • Entity ID: 2
    MoleculeChainsLengthOrganismImage
    DNA (5'-D(P*TP*TP*TP*TP*T)-3')C14Thermus oshimai
    Small Molecules
    Ligands 3 Unique
    IDChainsName / Formula / InChI Key2D Diagram3D Interactions
    ADP
    Query on ADP

    Download Ideal Coordinates CCD File 
    A
    ADENOSINE-5'-DIPHOSPHATE
    C10 H15 N5 O10 P2
    XTWYTFMLZFPYCI-KQYNXXCUSA-N
     Ligand Interaction
    MF4
    Query on MF4

    Download Ideal Coordinates CCD File 
    A
    TETRAFLUOROMAGNESATE(2-)
    F4 Mg
    XVYWAXYEHHUKQW-UHFFFAOYSA-J
     Ligand Interaction
    MG
    Query on MG

    Download Ideal Coordinates CCD File 
    A
    MAGNESIUM ION
    Mg
    JLVVSXFLKOJNIY-UHFFFAOYSA-N
     Ligand Interaction
    Experimental Data & Validation

    Experimental Data

    • Method: X-RAY DIFFRACTION
    • Resolution: 2.46 Å
    • R-Value Free: 0.301 
    • R-Value Work: 0.244 
    • R-Value Observed: 0.247 
    • Space Group: P 41 21 2
    Unit Cell:
    Length ( Å )Angle ( ˚ )
    a = 61.195α = 90
    b = 61.195β = 90
    c = 260.358γ = 90
    Software Package:
    Software NamePurpose
    PHENIXrefinement
    XDSdata reduction
    Aimlessdata scaling
    PHASERphasing

    Structure Validation

    View Full Validation Report



    Entry History & Funding Information

    Deposition Data


    Funding OrganizationLocationGrant Number
    National Natural Science Foundation of ChinaChina31370798,11304252,11574252,31301632

    Revision History 

    • Version 1.0: 2021-01-13
      Type: Initial release