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X-RAY DIFFRACTION
Materials and Methods page
4F48
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 8
    Temperature 298.0
    Details 0.1M HEPES pH 7.5, 20% PEG 3000, VAPOR DIFFUSION, SITTING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 158.22 α = 90
    b = 158.22 β = 90
    c = 64.81 γ = 120
     
    Space Group
    Space Group Name:    P 63 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2011-04-15
     
    Diffraction Radiation
    Monochromator GRAPHITE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSRRC BEAMLINE BL13B1
    Wavelength List 0.97934
    Site NSRRC
    Beamline BL13B1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.7
    Resolution(Low) 30
    Number Reflections(Observed) 27412
    Percent Possible(Observed) 99.4
    B(Isotropic) From Wilson Plot 22.9
     
    High Resolution Shell Details
    Resolution(High) 2.7
    Percent Possible(All) 99.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 3.0
    Resolution(Low) 22.56
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 22210
    Number of Reflections(R-Free) 1070
    Percent Reflections(Observed) 99.5
    R-Factor(Observed) 0.249
    R-Work 0.249
    R-Free 0.25
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 27.8
    Anisotropic B[1][1] 1.53
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.53
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -3.06
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8
    Shell Resolution(Low) 2.98
    Number of Reflections(R-Free) 210
    Number of Reflections(R-Work) 3463
    R-Factor(R-Work) 0.384
    R-Factor(R-Free) 0.458
    R-Free Error 0.032
    Percent Reflections(Observed) 98.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.0
    c_scbond_it 2.19
    c_mcangle_it 2.21
    c_mcbond_it 1.26
    c_improper_angle_d 2.77
    c_bond_d 0.032
    c_angle_deg 4.9
    c_dihedral_angle_d 23.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.42
    Luzzati Sigma A(Observed) 0.61
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.53
    Luzzati Sigma A(R-Free Set) 0.85
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2625
    Nucleic Acid Atoms 0
    Heterogen Atoms 46
    Solvent Atoms 80
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution SOLVE
    Structure Refinement CNS 1.2
     
    Software
    refinement CNS version: 1.2
    model building SOLVE
    data collection HKL-2000