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X-RAY DIFFRACTION
Materials and Methods page
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  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 293.0
    Details 30 mM cacodylate buffer, 15 mM MgCl2, 10 mM spermine, 5% MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 17.87 α = 90
    b = 31.55 β = 90
    c = 44.58 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Details mirrors
    Collection Date 2000-08-15
     
    Diffraction Radiation
    Monochromator Si 111 CHANNEL CUT DOUBLE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X8C
    Wavelength List 0.98
    Site NSLS
    Beamline X8C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -3.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 0.95
    Resolution(Low) 20
    Number Reflections(All) 16121
    Number Reflections(Observed) 16121
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.038
    B(Isotropic) From Wilson Plot 4.2
    Redundancy 12.0
     
    High Resolution Shell Details
    Resolution(High) 0.95
    Resolution(Low) 0.98
    Percent Possible(All) 98.8
    R Merge I(Observed) 0.129
    Mean I Over Sigma(Observed) 9.7
    R-Sym I(Observed) 0.129
    Redundancy 12.0
    Number Unique Reflections(All) 1550
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method 2DCG model from PDB
    reflnsShellList 0.95
    Resolution(Low) 10.0
    Cut-off Sigma(I) -99.0
    Cut-off Sigma(F) -99.0
    Number of Reflections(all) 16102
    Number of Reflections(Observed) 15782
    Percent Reflections(Observed) 98.0
    R-Factor(Observed) 0.0865
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 0.95
    Shell Resolution(Low) 10.0
    Number of Reflections(R-Free) 0
    R-Factor(R-Work) 0.016
    R-Free Error 0.0
    Percent Reflections(Observed) 98.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_approx_iso_adps 0.081
    s_from_restr_planes 0.157
    s_non_zero_chiral_vol 0.052
    s_angle_d 0.036
    s_bond_d 0.018
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 240
    Heterogen Atoms 15
    Solvent Atoms 88
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution KNOWN MODEL 2DCG
    Structure Refinement SHELXL-97
     
    Software
    refinement SHELXL-97
    model building KNOWN version: MODEL 2DCG