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X-RAY DIFFRACTION
Materials and Methods page
1GZL
  •   Crystallization Hide
    Crystallization Experiments
    pH 8.6
    Details 16% ISOPROPANOL, 0.1 M TRIS, PH 8.6, 1 M (NH4)2SO4
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 38.36 α = 90
    b = 38.36 β = 90
    c = 169.7 γ = 120
     
    Space Group
    Space Group Name:    P 63
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2000-06-19
     
    Diffraction Radiation
    Monochromator GRAPHITE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X4A
    Wavelength 1.00930
    Site NSLS
    Beamline X4A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.8
    Resolution(Low) 20
    Number Reflections(Observed) 59821
    Percent Possible(Observed) 91.9
    B(Isotropic) From Wilson Plot 26.9
    Redundancy 5.0
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.86
    Percent Possible(All) 69.5
    R Merge I(Observed) 0.187
    Mean I Over Sigma(Observed) 7.2
    Redundancy 2.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.8
    Resolution(Low) 19.58
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 10672
    Number of Reflections(R-Free) 685
    Percent Reflections(Observed) 81.7
    R-Factor(Observed) 0.208
    R-Work 0.208
    R-Free 0.243
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 36.0
    Anisotropic B[1][1] 0.0
    Anisotropic B[1][2] 0.01
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.0
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.8
    Shell Resolution(Low) 1.91
    Number of Reflections(R-Free) 76
    Number of Reflections(R-Work) 1143
    R-Factor(R-Work) 0.296
    R-Factor(R-Free) 0.296
    R-Free Error 0.034
    Percent Reflections(Observed) 55.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.3
    c_scbond_it 2.13
    c_mcangle_it 2.3
    c_mcbond_it 1.4
    c_improper_angle_d 0.67
    c_bond_d 0.009
    c_angle_deg 1.0
    c_dihedral_angle_d 15.9
     
    Coordinate Error
    Luzzati ESD(Observed) 0.23
    Luzzati Sigma A(Observed) 0.24
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.29
    Luzzati Sigma A(R-Free Set) 0.19
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1002
    Nucleic Acid Atoms 0
    Heterogen Atoms 16
    Solvent Atoms 77
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building AMORE