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X-RAY DIFFRACTION
Materials and Methods page
1GI0
  •   Crystallization Hide
    Crystallization Experiments
    Method vapor diffusion
    pH 8.1
    Temperature 298.0
    Details magnesium sulfate soak at pH 3.50. vapor diffusion at 298 K', pH 8.10
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 54.86 α = 90
    b = 54.86 β = 90
    c = 109.18 γ = 120
     
    Space Group
    Space Group Name:    P 31 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 298
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Collection Date 1999-09-05
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.8
    Resolution(High) 1.32
    Resolution(Low) 27.43
    Number Reflections(All) 45969
    Number Reflections(Observed) 28657
    Percent Possible(Observed) 62.2
    R Merge I(Observed) 0.094
    Redundancy 2.4
     
    High Resolution Shell Details
    Resolution(High) 1.42
    Resolution(Low) 1.48
    Percent Possible(All) 37.8
    R Merge I(Observed) 0.302
    Number Unique Reflections(All) 1696
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method Fourier Synthesis
    reflnsShellList 1.42
    Resolution(Low) 7.0
    Cut-off Sigma(F) 1.85
    Number of Reflections(all) 36431
    Number of Reflections(Observed) 25502
    Number of Reflections(R-Free) 2567
    Percent Reflections(Observed) 70.0
    R-Factor(Observed) 0.181
    R-Work 0.179
    R-Free 0.219
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_angle_deg 3.6
    x_bond_d 0.018
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1629
    Nucleic Acid Atoms 0
    Heterogen Atoms 36
    Solvent Atoms 263
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) BIOTEX
    Data Reduction (data scaling) BIOTEX
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    data reduction BIOTEX
    data collection BIOTEX