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An Information Portal to 105025 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1OYQ
  •   Crystallization Hide
    Crystallization Experiments
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 63.2 α = 90
    b = 69.3 β = 90
    c = 63.8 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
    Details MIRRORS
    Collection Date 1997-09-22
     
    Diffraction Radiation
    Monochromator YALE MIRRORS
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength 1.54
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 1.0
    Resolution(High) 1.9
    Resolution(Low) 20
    Number Reflections(Observed) 57423
    Percent Possible(Observed) 94.6
    R Merge I(Observed) 0.046
    B(Isotropic) From Wilson Plot 13.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 1.9
    Resolution(Low) 8.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 21314
    Number of Reflections(R-Free) 1131
    Percent Reflections(Observed) 97.5
    R-Factor(Observed) 0.176
    R-Work 0.176
    R-Free 0.221
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 21.4
    Anisotropic B[1][1] 1.51
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.92
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.58
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 2.02
    Number of Reflections(R-Free) 174
    Number of Reflections(R-Work) 3462
    R-Factor(R-Work) 0.246
    R-Factor(R-Free) 0.241
    R-Free Error 0.018
    Percent Reflections(Observed) 98.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_scangle_it 4.08
    x_scbond_it 2.84
    x_mcangle_it 2.21
    x_mcbond_it 1.43
    x_improper_angle_d 1.24
    x_bond_d 0.008
    x_angle_deg 1.5
    x_dihedral_angle_d 25.9
     
    Coordinate Error
    Luzzati ESD(Observed) 0.22
    Luzzati Sigma A(Observed) 0.17
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.21
    Luzzati Sigma A(R-Free Set) 0.18
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1629
    Nucleic Acid Atoms 0
    Heterogen Atoms 45
    Solvent Atoms 169
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution X-PLOR
    Structure Refinement X-PLOR 3.1
     
    Software
    refinement X-PLOR version: 3.1
    model building X-PLOR
    data reduction SCALEPACK
    data collection DENZO