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X-RAY DIFFRACTION
Materials and Methods page
1H07
  •   Crystallization Hide
    Crystallization Experiments
    pH 7
    Details PROTEIN AT 10MG/ML WELL BUFFER CONTAINING 17.5% PEG3350, 200MM HEPES, PH7.0, 100MM AMMONIUM ACETATE, pH 7.00
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 53.32 α = 90
    b = 71.54 β = 90
    c = 72.55 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 MARRESEARCH
    Collection Date 1998-05-15
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SRS BEAMLINE PX9.6
    Wavelength 0.87
    Site SRS
    Beamline PX9.6
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.85
    Resolution(Low) 32.35
    Number Reflections(Observed) 21455
    Percent Possible(Observed) 88.8
    R Merge I(Observed) 0.096
    B(Isotropic) From Wilson Plot 15.9
    Redundancy 2.5
     
    High Resolution Shell Details
    Resolution(High) 1.85
    Resolution(Low) 1.95
    Percent Possible(All) 71.6
    R Merge I(Observed) 0.191
    Mean I Over Sigma(Observed) 4.7
    Redundancy 2.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.85
    Resolution(Low) 32.35
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 21433
    Number of Reflections(R-Free) 1057
    Percent Reflections(Observed) 87.6
    R-Work 0.21
    R-Free 0.235
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 23.7
    Anisotropic B[1][1] -0.07
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.81
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.74
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.85
    Shell Resolution(Low) 1.96
    Number of Reflections(R-Free) 154
    Number of Reflections(R-Work) 2788
    R-Factor(R-Work) 0.221
    R-Factor(R-Free) 0.242
    R-Free Error 0.02
    Percent Reflections(Observed) 73.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.25
    c_scbond_it 2.33
    c_mcangle_it 2.2
    c_mcbond_it 1.41
    c_improper_angle_d 0.85
    c_bond_d 0.006
    c_angle_deg 1.2
    c_dihedral_angle_d 22.4
     
    Coordinate Error
    Luzzati ESD(Observed) 0.21
    Luzzati Sigma A(Observed) -0.02
    Luzzati Resolution Cutoff(Low) 25.0
    Luzzati ESD(R-Free Set) 0.24
    Luzzati Sigma A(R-Free Set) 0.08
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2248
    Nucleic Acid Atoms 0
    Heterogen Atoms 66
    Solvent Atoms 200
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution AMORE
    Structure Refinement CNX 2000.1
     
    Software
    refinement CNX version: 2000.1
    model building AMORE