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X-RAY DIFFRACTION
Materials and Methods page
3KS4
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 4
    Temperature 295.5
    Details 90mM tripostassium citrate, 100mM sodium acetate, 5% (wt/vol) PEG 6000, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 295.5K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 158.16 α = 90
    b = 158.16 β = 90
    c = 166.11 γ = 120
     
    Space Group
    Space Group Name:    H 3 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2008-11-05
     
    Diffraction Radiation
    Monochromator double-crystal
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 19-ID
    Wavelength List 0.9793
    Site APS
    Beamline 19-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.4
    Resolution(Low) 45.66
    Number Reflections(All) 30140
    Number Reflections(Observed) 30094
    Percent Possible(Observed) 96.1
    R Merge I(Observed) 0.08
    B(Isotropic) From Wilson Plot 55.46
    Redundancy 3.71
     
    High Resolution Shell Details
    Resolution(High) 2.4
    Resolution(Low) 2.49
    Percent Possible(All) 97.9
    R Merge I(Observed) 0.544
    Mean I Over Sigma(Observed) 2.0
    Redundancy 5.65
    Number Unique Reflections(All) 3050
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 2.4
    Resolution(Low) 45.657
    Cut-off Sigma(F) 1.34
    Number of Reflections(Observed) 30094
    Number of Reflections(R-Free) 1517
    Percent Reflections(Observed) 95.99
    R-Factor(Observed) 0.199
    R-Work 0.198
    R-Free 0.219
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Mean Isotropic B Value 64.169
    Anisotropic B[1][1] -6.508
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -6.508
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 13.015
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3999
    Shell Resolution(Low) 2.4857
    Number of Reflections(Observed) 2872
    Number of Reflections(R-Free) 169
    Number of Reflections(R-Work) 2872
    R-Factor(R-Work) 0.3045
    R-Factor(R-Free) 0.3345
    Percent Reflections(Observed) 98.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.4857
    Shell Resolution(Low) 2.5852
    Number of Reflections(Observed) 2856
    Number of Reflections(R-Free) 160
    Number of Reflections(R-Work) 2856
    R-Factor(R-Work) 0.2876
    R-Factor(R-Free) 0.359
    Percent Reflections(Observed) 97.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.5852
    Shell Resolution(Low) 2.7029
    Number of Reflections(Observed) 2860
    Number of Reflections(R-Free) 141
    Number of Reflections(R-Work) 2860
    R-Factor(R-Work) 0.2555
    R-Factor(R-Free) 0.3186
    Percent Reflections(Observed) 97.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.7029
    Shell Resolution(Low) 2.8453
    Number of Reflections(Observed) 2869
    Number of Reflections(R-Free) 153
    Number of Reflections(R-Work) 2869
    R-Factor(R-Work) 0.242
    R-Factor(R-Free) 0.2748
    Percent Reflections(Observed) 97.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8453
    Shell Resolution(Low) 3.0236
    Number of Reflections(Observed) 2867
    Number of Reflections(R-Free) 155
    Number of Reflections(R-Work) 2867
    R-Factor(R-Work) 0.2199
    R-Factor(R-Free) 0.2449
    Percent Reflections(Observed) 97.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0236
    Shell Resolution(Low) 3.257
    Number of Reflections(Observed) 2857
    Number of Reflections(R-Free) 157
    Number of Reflections(R-Work) 2857
    R-Factor(R-Work) 0.2161
    R-Factor(R-Free) 0.2392
    Percent Reflections(Observed) 96.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.257
    Shell Resolution(Low) 3.5846
    Number of Reflections(Observed) 2873
    Number of Reflections(R-Free) 145
    Number of Reflections(R-Work) 2873
    R-Factor(R-Work) 0.1941
    R-Factor(R-Free) 0.2323
    Percent Reflections(Observed) 96.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.5846
    Shell Resolution(Low) 4.103
    Number of Reflections(Observed) 2862
    Number of Reflections(R-Free) 133
    Number of Reflections(R-Work) 2862
    R-Factor(R-Work) 0.1635
    R-Factor(R-Free) 0.1805
    Percent Reflections(Observed) 95.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 4.103
    Shell Resolution(Low) 5.1683
    Number of Reflections(Observed) 2827
    Number of Reflections(R-Free) 156
    Number of Reflections(R-Work) 2827
    R-Factor(R-Work) 0.1357
    R-Factor(R-Free) 0.1513
    Percent Reflections(Observed) 95.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 5.1683
    Shell Resolution(Low) 45.6651
    Number of Reflections(Observed) 2834
    Number of Reflections(R-Free) 148
    Number of Reflections(R-Work) 2834
    R-Factor(R-Work) 0.1448
    R-Factor(R-Free) 0.1587
    Percent Reflections(Observed) 92.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    f_plane_restr 0.006
    f_chiral_restr 0.065
    f_dihedral_angle_d 16.884
    f_angle_d 1.02
    f_bond_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1949
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 82
     
     
  •   Software and Computing Hide
    Computing
    Data Collection EPICS-based beamline control and data acquisition systems
    Data Reduction (intensity integration) d*TREK
    Data Reduction (data scaling) d*TREK
    Structure Solution SHARP
    Structure Refinement PHENIX (phenix.refine: 1.4_151)
     
    Software
    refinement PHENIX version: (phenix.refine: 1.4_151)
    model building SHARP
    data collection data version: acquisition systems
    data collection EPICS-based version: beamline control