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X-RAY DIFFRACTION
Materials and Methods page
4FEP
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 133.07 α = 90
    b = 35.25 β = 91.4
    c = 41.85 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2009-06-03
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X25
    Wavelength List 0.9795
    Site NSLS
    Beamline X25
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.65
    Resolution(Low) 40
    Number Reflections(All) 23255
    Number Reflections(Observed) 22255
    Percent Possible(Observed) 95.7
     
    High Resolution Shell Details
    Resolution(High) 1.65
    Resolution(Low) 1.68
    Percent Possible(All) 65.8
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.65
    Resolution(Low) 40.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(all) 23255
    Number of Reflections(Observed) 20703
    Number of Reflections(R-Free) 2059
    R-Factor(Observed) 0.179
    R-Work 0.179
    R-Free 0.229
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_bond_d 0.003
    c_angle_deg 0.724
     
    Coordinate Error
    Luzzati ESD(Observed) 0.18
    Luzzati Sigma A(Observed) 0.18
    Luzzati Resolution Cutoff(Low) 5.0
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 1423
    Heterogen Atoms 74
    Solvent Atoms 571
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution CNS
    Structure Refinement CNS
     
    Software
    refinement CNS
    model building CNS
    data collection HKL-2000