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An Information Portal to 107049 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1W6Z
  •   Crystallization Hide
    Crystallization Experiments
    pH 4.5
    Details HANGING DROP METHOD, 0.3M HOCL3, 0.9M NACL, 0.05M SODIUM ACETATE PH4.5, pH 4.50
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 77.45 α = 90
    b = 77.45 β = 90
    c = 37.18 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 2004-06-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID15A
    Wavelength 0.2228
    Site ESRF
    Beamline ID15A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.65
    Resolution(Low) 25
    Number Reflections(Observed) 25272
    Percent Possible(Observed) 97.5
    R Merge I(Observed) 0.08
    B(Isotropic) From Wilson Plot 15.7
    Redundancy 4.0
     
    High Resolution Shell Details
    Resolution(High) 1.65
    Resolution(Low) 1.71
    Percent Possible(All) 96.5
    R Merge I(Observed) 0.46
    Mean I Over Sigma(Observed) 2.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.65
    Resolution(Low) 24.49
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 24365
    Number of Reflections(R-Free) 1173
    Percent Reflections(Observed) 93.8
    R-Factor(Observed) 0.197
    R-Work 0.197
    R-Free 0.226
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 15.9
    Anisotropic B[1][1] 1.44
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.44
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.87
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.65
    Shell Resolution(Low) 1.75
    Number of Reflections(R-Free) 199
    Number of Reflections(R-Work) 3506
    R-Factor(R-Work) 0.249
    R-Factor(R-Free) 0.275
    R-Free Error 0.019
    Percent Reflections(Observed) 85.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 0.82
    c_bond_d 0.007
    c_angle_deg 1.4
    c_dihedral_angle_d 22.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.19
    Luzzati Sigma A(Observed) 0.14
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.22
    Luzzati Sigma A(R-Free Set) 0.16
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 8
    Solvent Atoms 117
     
     
  •   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