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X-RAY DIFFRACTION
Materials and Methods page
1VCB
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.7
    Details 10-15% PEG 2000, 200MM MAGNESIUM ACETATE, 100MM SODIUM CACODYLATE PH 5.7
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 93.5 α = 90
    b = 93.5 β = 90
    c = 362.3 γ = 90
     
    Space Group
    Space Group Name:    P 41 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 113
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 1998-09-20
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type CHESS BEAMLINE F1
    Wavelength 0.918
    Site CHESS
    Beamline F1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.7
    Resolution(Low) 20
    Number Reflections(Observed) 41219
    Percent Possible(Observed) 90.9
    R Merge I(Observed) 0.07
    Redundancy 3.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method OTHER
    reflnsShellList 2.7
    Resolution(Low) 20.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(Observed) 38609
    Number of Reflections(R-Free) 1965
    Percent Reflections(Observed) 84.6
    R-Work 0.238
    R-Free 0.289
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 54.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_bond_d 0.014
    x_angle_deg 1.8
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 10404
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 454
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CCP4, RAVE
    Structure Refinement CNS 0.3
     
    Software
    refinement CNS version: 0.3
    model building RAVE
    model building CCP4