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X-RAY DIFFRACTION
Materials and Methods page
1OX1
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6
    Temperature 296.0
    Details sodium sulfate, sodium phosphate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 296K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 63.7 α = 90
    b = 63.14 β = 90
    c = 69.47 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 291
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Collection Date 2003-02-04
     
    Diffraction Radiation
    Monochromator GRAPHITE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 4.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2
    Resolution(Low) 37.7
    Number Reflections(All) 19424
    Number Reflections(Observed) 18579
    Percent Possible(Observed) 95.6
    R Merge I(Observed) 0.0796
    B(Isotropic) From Wilson Plot 20.6
    Redundancy 3.5
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.11
    Percent Possible(All) 89.0
    R Merge I(Observed) 0.2698
    Mean I Over Sigma(Observed) 3.3
    Redundancy 3.5
    Number Unique Reflections(All) 2839
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 20.31
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 18575
    Number of Reflections(Observed) 18575
    Number of Reflections(R-Free) 739
    Percent Reflections(Observed) 95.2
    R-Factor(All) 0.165
    R-Factor(Observed) 0.162
    R-Work 0.162
    R-Free 0.185
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 28.3
    Anisotropic B[1][1] -0.24
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 5.33
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -5.09
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.07
    Number of Reflections(R-Free) 61
    Number of Reflections(R-Work) 1624
    R-Factor(R-Work) 0.245
    R-Factor(R-Free) 0.264
    R-Free Error 0.034
    Percent Reflections(Observed) 88.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.25
    c_scbond_it 2.28
    c_mcangle_it 2.04
    c_mcbond_it 1.37
    c_improper_angle_d 0.89
    c_dihedral_angle_d 25.9
    c_angle_deg 1.6
    c_bond_d 0.009
     
    Coordinate Error
    Luzzati ESD(Observed) 0.18
    Luzzati Sigma A(Observed) 0.14
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.22
    Luzzati Sigma A(R-Free Set) 0.18
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1702
    Nucleic Acid Atoms 0
    Heterogen Atoms 1
    Solvent Atoms 141
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) R-AXIS
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1