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X-RAY DIFFRACTION
Materials and Methods page
1UKI
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.5
    Temperature 277.0
    Details 20% PEG3000, 0.1M SODIUM CITRATE, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 61.7 α = 90
    b = 79.46 β = 90
    c = 82.86 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 IMAGE PLATE
    Type MACSCIENCE
    Collection Date 2003-04-23
     
    Diffraction Radiation
    Monochromator Si 111 channel
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type PAL/PLS BEAMLINE 6B
    Wavelength List 1.12714
    Site PAL/PLS
    Beamline 6B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.7
    Resolution(Low) 20
    Number Reflections(All) 11731
    Number Reflections(Observed) 10605
    Percent Possible(Observed) 90.4
    B(Isotropic) From Wilson Plot 41.6
     
    High Resolution Shell Details
    Resolution(High) 2.7
    Resolution(Low) 2.8
    Percent Possible(All) 76.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.7
    Resolution(Low) 19.96
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 11731
    Number of Reflections(Observed) 10497
    Number of Reflections(R-Free) 552
    R-Factor(All) 0.221
    R-Factor(Observed) 0.216
    R-Work 0.216
    R-Free 0.241
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model OVERALL
    Mean Isotropic B Value 48.7
    Anisotropic B[1][1] 5.72
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 4.93
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -10.65
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.7
    Shell Resolution(Low) 2.87
    Number of Reflections(R-Free) 72
    Number of Reflections(R-Work) 1330
    R-Factor(R-Work) 0.349
    R-Factor(R-Free) 0.378
    R-Free Error 0.045
    Percent Reflections(Observed) 73.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 0.84
    c_dihedral_angle_d 22.2
    c_angle_deg 1.3
    c_bond_d 0.009
     
    Coordinate Error
    Luzzati ESD(Observed) 0.38
    Luzzati Sigma A(Observed) 0.75
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.39
    Luzzati Sigma A(R-Free Set) 0.68
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2731
    Nucleic Acid Atoms 0
    Heterogen Atoms 17
    Solvent Atoms 15
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1