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X-RAY DIFFRACTION
Materials and Methods page
4BTD
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details 0.1M MES PH 6.5, 5.8-6.8% PEG20K, 30-120 MM KCL AND 0.8-2.5% GLYCEROL
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 202.9 α = 90
    b = 242.63 β = 99.6
    c = 309.32 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector PIXEL (PLATUS)
    Type DECTRIS
    Details MIRRORS
    Collection Date 2013-03-27
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SLS BEAMLINE X06SA
    Wavelength 1.0
    Site SLS
    Beamline X06SA
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 1.6
    Resolution(High) 2.95
    Resolution(Low) 50
    Number Reflections(Observed) 617945
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.26
    B(Isotropic) From Wilson Plot 48.2
    Redundancy 7.2
     
    High Resolution Shell Details
    Resolution(High) 2.95
    Resolution(Low) 3.05
    Percent Possible(All) 100.0
    R Merge I(Observed) 1.15
    Redundancy 6.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.95
    Resolution(Low) 49.75
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 617901
    Number of Reflections(R-Free) 30895
    Percent Reflections(Observed) 99.9
    R-Factor(Observed) 0.21
    R-Work 0.21
    R-Free 0.244
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 58.5
    Anisotropic B[1][1] 9.01
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -1.15
    Anisotropic B[2][2] 5.01
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -14.03
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.95
    Shell Resolution(Low) 3.13
    Number of Reflections(R-Free) 5137
    Number of Reflections(R-Work) 97607
    R-Factor(R-Work) 0.323
    R-Factor(R-Free) 0.343
    R-Free Error 0.005
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 1.49
    c_bond_d 0.007
    c_angle_deg 1.2
    c_dihedral_angle_d 29.0
     
    Coordinate Error
    Luzzati ESD(Observed) 0.35
    Luzzati Sigma A(Observed) 0.55
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.41
    Luzzati Sigma A(R-Free Set) 0.58
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 29500
    Nucleic Acid Atoms 65027
    Heterogen Atoms 323
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XDS
    Structure Solution PHASER
    Structure Refinement CNS 1.2
     
    Software
    refinement CNS version: 1.2
    model building PHASER