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X-RAY DIFFRACTION
Materials and Methods page
1LJW
  •   Crystallization Hide
    Crystallization Experiments
    Method LIQUID DIFFUSION
    pH 6.4
    Temperature 298.0
    Details Potassium phosphate, Sodium phosphate, toluene, hemoglobin, pH 6.4, LIQUID DIFFUSION, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 53.57 α = 90
    b = 53.57 β = 90
    c = 192.96 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 298
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS II
    Details mirrors
    Collection Date 2001-02-21
     
    Diffraction Radiation
    Monochromator MSC mirrors
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.16
    Resolution(Low) 60
    Number Reflections(All) 14444
    Number Reflections(Observed) 14444
    Percent Possible(Observed) 90.5
    R Merge I(Observed) 0.052
    B(Isotropic) From Wilson Plot 28.8
    Redundancy 3.1
     
    High Resolution Shell Details
    Resolution(High) 2.16
    Resolution(Low) 2.26
    Percent Possible(All) 62.6
    R Merge I(Observed) 0.177
    Mean I Over Sigma(Observed) 5.1
    Redundancy 2.3
    Number Unique Reflections(All) 1229
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 2.16
    Resolution(Low) 60.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 14444
    Number of Reflections(Observed) 14444
    Number of Reflections(R-Free) 718
    Percent Reflections(Observed) 100.0
    R-Factor(All) 0.205
    R-Factor(Observed) 0.205
    R-Work 0.194
    R-Free 0.259
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Isotropic Thermal Model isotropic
    Mean Isotropic B Value 34.2
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.16
    Shell Resolution(Low) 2.21
    Number of Reflections(Observed) 718
    Number of Reflections(R-Free) 32
    R-Factor(R-Work) 0.245
    R-Factor(R-Free) 0.345
    Percent Reflections(Observed) 60.4
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.34
    x_dihedral_angle_d 19.8
    x_angle_deg 1.9
    x_bond_d 0.013
     
    Coordinate Error
    Luzzati ESD(Observed) 0.24
    Luzzati Sigma A(Observed) 0.18
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.26
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2192
    Nucleic Acid Atoms 0
    Heterogen Atoms 95
    Solvent Atoms 261
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) BIOTEX
    Data Reduction (data scaling) BIOTEX
    Structure Solution CNS
    Structure Refinement CNS
     
    Software
    refinement CNS
    model building CNS
    data reduction BIOTEX
    data collection BIOTEX