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X-RAY DIFFRACTION
Materials and Methods page
1JLG
  •   Crystallization Hide
    Crystallization Experiments
    pH 5
    Details pH 5.00
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 138 α = 90
    b = 109.8 β = 90
    c = 73 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 MAR scanner 345 mm plate
    Collection Date 1997-12-13
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE BM14
    Wavelength 0.918
    Site ESRF
    Beamline BM14
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -1.5
    Resolution(High) 2.6
    Resolution(Low) 30
    Number Reflections(Observed) 33717
    Percent Possible(Observed) 95.9
    R Merge I(Observed) 0.061
    B(Isotropic) From Wilson Plot 56.4
    Redundancy 2.8
     
    High Resolution Shell Details
    Resolution(High) 2.6
    Resolution(Low) 2.69
    Percent Possible(All) 92.9
    Mean I Over Sigma(Observed) 1.2
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.6
    Resolution(Low) 29.68
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 33690
    Number of Reflections(R-Free) 1673
    Percent Reflections(Observed) 95.7
    R-Factor(Observed) 0.22
    R-Work 0.22
    R-Free 0.292
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 71.7
    Anisotropic B[1][1] -9.64
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -17.89
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 27.53
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.6
    Shell Resolution(Low) 2.69
    Number of Reflections(R-Free) 134
    Number of Reflections(R-Work) 2964
    R-Factor(R-Work) 0.439
    R-Factor(R-Free) 0.49
    R-Free Error 0.042
    Percent Reflections(Observed) 3210.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 13.73
    c_scbond_it 9.97
    c_mcangle_it 9.36
    c_mcbond_it 6.39
    c_improper_angle_d 0.96
    c_bond_d 0.009
    c_angle_deg 1.5
    c_dihedral_angle_d 23.1
     
    Coordinate Error
    Luzzati ESD(Observed) 0.37
    Luzzati Sigma A(Observed) 0.55
    Luzzati Resolution Cutoff(Low) 30.0
    Luzzati ESD(R-Free Set) 0.53
    Luzzati Sigma A(R-Free Set) 0.67
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7679
    Nucleic Acid Atoms 0
    Heterogen Atoms 22
    Solvent Atoms 43
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building CNS
    data reduction SCALEPACK
    data collection DENZO