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X-RAY DIFFRACTION
Materials and Methods page
4GRF
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 6.5
    Details 2M AMMONIUM SULFATE, 0.2M SODIUM CHLORIDE, 0.1M SODIUM CACODYLATE, PH 6.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 290K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 34.66 α = 90
    b = 52.65 β = 90
    c = 82.62 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 CCD
    Type ADSC QUANTUM 315
    Details MIRRORS
    Collection Date 2012-08-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -5.0
    Resolution(High) 1.76
    Resolution(Low) 70
    Number Reflections(Observed) 15565
    Percent Possible(Observed) 99.6
    B(Isotropic) From Wilson Plot 20.918
    Redundancy 5.9
     
    High Resolution Shell Details
    Resolution(High) 1.76
    Resolution(Low) 1.79
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.44
    Mean I Over Sigma(Observed) 4.7
    Redundancy 5.7
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.76
    Resolution(Low) 44.4
    Number of Reflections(Observed) 14708
    Number of Reflections(R-Free) 773
    Percent Reflections(Observed) 99.47
    R-Factor(Observed) 0.1677
    R-Work 0.16547
    R-Free 0.21028
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 28.535
    Anisotropic B[1][1] -0.02
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.11
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.13
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.761
    Shell Resolution(Low) 1.807
    Number of Reflections(R-Free) 55
    Number of Reflections(R-Work) 1024
    R-Factor(R-Work) 0.206
    R-Factor(R-Free) 0.301
    Percent Reflections(Observed) 96.86
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_other 0.0
    r_gen_planes_refined 0.005
    r_chiral_restr 0.069
    r_dihedral_angle_4_deg 14.484
    r_dihedral_angle_3_deg 12.581
    r_dihedral_angle_2_deg 30.175
    r_dihedral_angle_1_deg 5.208
    r_angle_other_deg 0.598
    r_angle_refined_deg 1.2
    r_bond_other_d 0.0
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1124
    Nucleic Acid Atoms 0
    Heterogen Atoms 30
    Solvent Atoms 95
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) HKL-3000
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building PHASER