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X-RAY DIFFRACTION
Materials and Methods page
2G12
  •   Crystallization Hide
    Crystallization Experiments
    pH 9
    Temperature 298.0
    Details 2.6M Ammonium Sulfate, 20mM TrisHCl, 1mM EDTA, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 9.00
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 91.2 α = 90
    b = 91.2 β = 90
    c = 45.71 γ = 120
     
    Space Group
    Space Group Name:    P 6
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 283
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Collection Date 2002-10-01
     
    Diffraction Radiation
    Diffraction Protocol LAUE
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID09
    Wavelength 0.79
    Site ESRF
    Beamline ID09
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.7
    Resolution(Low) 29.88
    Number Reflections(Observed) 21924
    B(Isotropic) From Wilson Plot 19.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 29.88
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 15940
    Number of Reflections(R-Free) 779
    Percent Reflections(Observed) 92.1
    R-Factor(Observed) 0.053
    R-Work 0.053
    R-Free 0.062
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 25.0
    Anisotropic B[1][1] 0.0
    Anisotropic B[1][2] 0.0
    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) 1.9
    Shell Resolution(Low) 2.02
    Number of Reflections(R-Free) 127
    Number of Reflections(R-Work) 2322
    R-Factor(R-Work) 0.113
    R-Factor(R-Free) 0.118
    R-Free Error 0.01
    Percent Reflections(Observed) 86.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.38
    c_scbond_it 2.19
    c_mcangle_it 1.75
    c_mcbond_it 1.19
    c_improper_angle_d 0.77
    c_bond_d 0.007
    c_angle_deg 1.5
    c_dihedral_angle_d 17.2
     
    Coordinate Error
    Luzzati ESD(Observed) 0.06
    Luzzati Sigma A(Observed) 0.11
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.07
    Luzzati Sigma A(R-Free Set) 0.1
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1228
    Nucleic Acid Atoms 0
    Heterogen Atoms 50
    Solvent Atoms 147
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (data scaling) LAUGEN, PROW, LSCALE
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1