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X-RAY DIFFRACTION
Materials and Methods page
3QNF
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 7.5
    Temperature 293.0
    Details 0.1M HEPES pH 7.5; 25% PEG 3350, VAPOR DIFFUSION, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 97.25 α = 90
    b = 132.82 β = 90
    c = 233.69 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 PIXEL
    Type PSI PILATUS 6M
    Collection Date 2010-03-06
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type DIAMOND BEAMLINE I24
    Wavelength List 0.9778
    Site DIAMOND
    Beamline I24
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -3.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 3
    Resolution(Low) 30
    Number Reflections(All) 60032
    Number Reflections(Observed) 60032
    Percent Possible(Observed) 97.8
    R Merge I(Observed) 0.153
    Redundancy 3.0
     
    High Resolution Shell Details
    Resolution(High) 3.0
    Resolution(Low) 3.16
    Percent Possible(All) 98.8
    R Merge I(Observed) 0.668
    Mean I Over Sigma(Observed) 1.6
    Redundancy 3.0
    Number Unique Reflections(All) 8778
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.0
    Resolution(Low) 19.99
    Number of Reflections(all) 60032
    Number of Reflections(Observed) 56650
    Number of Reflections(R-Free) 3019
    Percent Reflections(Observed) 97.57
    R-Factor(All) 0.23133
    R-Factor(Observed) 0.23133
    R-Work 0.22857
    R-Free 0.28264
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 34.252
    Anisotropic B[1][1] 3.32
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.74
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.58
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0
    Shell Resolution(Low) 3.076
    Number of Reflections(R-Free) 234
    Number of Reflections(R-Work) 4094
    R-Factor(R-Work) 0.32
    R-Factor(R-Free) 0.387
    Percent Reflections(Observed) 98.59
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 7.851
    r_scbond_it 5.549
    r_mcangle_it 3.888
    r_mcbond_other 0.314
    r_mcbond_it 2.109
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.004
    r_chiral_restr 0.073
    r_dihedral_angle_4_deg 17.299
    r_dihedral_angle_3_deg 15.324
    r_dihedral_angle_2_deg 37.351
    r_dihedral_angle_1_deg 5.941
    r_angle_other_deg 0.834
    r_angle_refined_deg 1.087
    r_bond_other_d 0.002
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 17494
    Nucleic Acid Atoms 0
    Heterogen Atoms 109
    Solvent Atoms 39
     
     
  •   Software and Computing Hide
    Computing
    Data Collection GDA
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0110
     
    Software
    refinement REFMAC version: 5.5.0110
    model building PHASER
    data collection GDA