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X-RAY DIFFRACTION
Materials and Methods page
1GZO
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details 30% PEG 8000, 0.2 M LITHIUM SULPHATE, 0.1 M TRIS, 10MG/ML PROTEIN, pH 7.50
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 149.7 α = 90
    b = 149.7 β = 90
    c = 39.19 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2001-09-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-4
    Wavelength 0.92
    Site ESRF
    Beamline ID14-4
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.75
    Resolution(Low) 30
    Number Reflections(Observed) 12147
    Percent Possible(Observed) 94.2
    R Merge I(Observed) 0.062
    B(Isotropic) From Wilson Plot 104.6
    Redundancy 4.2
     
    High Resolution Shell Details
    Resolution(High) 2.75
    Resolution(Low) 2.85
    Percent Possible(All) 84.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.75
    Resolution(Low) 25.67
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 11519
    Number of Reflections(R-Free) 1199
    Percent Reflections(Observed) 95.0
    R-Factor(Observed) 0.248
    R-Work 0.248
    R-Free 0.31
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 57.7
    Anisotropic B[1][1] 5.96
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 5.96
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -11.93
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.75
    Shell Resolution(Low) 2.92
    Number of Reflections(R-Free) 185
    Number of Reflections(R-Work) 1546
    R-Factor(R-Work) 0.395
    R-Factor(R-Free) 0.443
    R-Free Error 0.033
    Percent Reflections(Observed) 88.2
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.02
    c_scbond_it 1.84
    c_mcangle_it 2.46
    c_mcbond_it 1.4
    c_improper_angle_d 0.91
    c_bond_d 0.011
    c_angle_deg 1.5
    c_dihedral_angle_d 24.1
     
    Coordinate Error
    Luzzati ESD(Observed) 0.41
    Luzzati Sigma A(Observed) 0.5
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.51
    Luzzati Sigma A(R-Free Set) 0.58
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2198
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 95
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building CNS