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X-RAY DIFFRACTION
Materials and Methods page
1I3O
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 5.2
    Temperature 295.0
    Details sodium formate, sodium acetate, pH 5.2, VAPOR DIFFUSION, SITTING DROP, temperature 295K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 70.7 α = 90
    b = 95.5 β = 90
    c = 144.2 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 2000-12-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL7-1
    Wavelength List 1.08
    Site SSRL
    Beamline BL7-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.7
    Resolution(Low) 500
    Number Reflections(All) 174633
    Number Reflections(Observed) 27119
    Percent Possible(Observed) 99.4
    R Merge I(Observed) 0.062
    B(Isotropic) From Wilson Plot 30.0
    Redundancy 5.0
     
    High Resolution Shell Details
    Resolution(High) 2.7
    Resolution(Low) 2.8
    Percent Possible(All) 99.3
    R Merge I(Observed) 0.424
    Mean I Over Sigma(Observed) 2.3
    Redundancy 4.5
    Number Unique Reflections(All) 2649
     
     
  •   Refinement Hide
    Refinement Statistics
    reflnsShellList 2.7
    Resolution(Low) 500.0
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 27472
    Number of Reflections(Observed) 27070
    Number of Reflections(R-Free) 1244
    Percent Reflections(Observed) 98.6
    R-Work 0.248
    R-Free 0.278
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 29.938
    Anisotropic B[1][1] -32.569
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 13.718
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 18.85
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_bond_d 0.008574
    c_angle_deg 1.30329
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 5578
    Nucleic Acid Atoms 0
    Heterogen Atoms 2
    Solvent Atoms 13
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution SOLVE
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building SOLVE