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X-RAY DIFFRACTION
Materials and Methods page
1III
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5
    Temperature 298.0
    Details 2M ammonium sulphate, 0.1M sodium citrate, 2% PEG 200, 1% BME, pH 5.0, VAPOR DIFFUSION, HANGING DROP at 298K, temperature 298.0K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.52 α = 90
    b = 86.14 β = 90
    c = 65.55 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 298
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MACSCIENCE
    Collection Date 1998-09-03
     
    Diffraction Radiation
    Monochromator Ni FILTER
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2
    Resolution(Low) 20
    Number Reflections(All) 17049
    Number Reflections(Observed) 17049
    Percent Possible(Observed) 98.5
    R Merge I(Observed) 0.091
    B(Isotropic) From Wilson Plot 16.7
    Redundancy 5.3
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.07
    Percent Possible(All) 97.2
    R Merge I(Observed) 0.398
    Mean I Over Sigma(Observed) 4.3
    Redundancy 5.3
    Number Unique Reflections(All) 1661
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 2.0
    Resolution(Low) 19.54
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 15298
    Number of Reflections(Observed) 15298
    Number of Reflections(R-Free) 1721
    Percent Reflections(Observed) 100.0
    R-Factor(All) 0.201
    R-Factor(Observed) 0.201
    R-Work 0.1971
    R-Free 0.235
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model isotropic
    Mean Isotropic B Value 19.88
    Anisotropic B[1][1] 0.03
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.41
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.38
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_xyhbond_nbd 0.168
    p_xhyhbond_nbd 0.201
    p_bond_d 0.008
    p_angle_d 1.212
    p_mcbond_it 0.731
    p_mcangle_it 1.419
    p_scbond_it 1.926
    p_scangle_it 3.373
    p_plane_restr 0.004
    p_chiral_restr 0.074
    p_singtor_nbd 3.5
    p_multtor_nbd 16.821
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1766
    Nucleic Acid Atoms 0
    Heterogen Atoms 24
    Solvent Atoms 141
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Refinement REFMAC
     
    Software
    refinement REFMAC
    model building REFMAC
    data reduction SCALEPACK
    data collection DENZO