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X-RAY DIFFRACTION
Materials and Methods page
3PTA
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 292.0
    Details 6% PEG 20,000, 0.1M MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 162.8 α = 90
    b = 87.9 β = 97.2
    c = 113.9 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2009-03-13
     
    Diffraction Radiation
    Monochromator Si mirrors
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 24-ID-C
    Wavelength List 1.2827
    Site APS
    Beamline 24-ID-C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -0.5
    Resolution(High) 3.6
    Resolution(Low) 30
    Number Reflections(All) 19266
    Number Reflections(Observed) 19075
    Percent Possible(Observed) 99.0
    Redundancy 7.2
     
    High Resolution Shell Details
    Resolution(High) 3.6
    Resolution(Low) 3.73
    Percent Possible(All) 94.8
    Mean I Over Sigma(Observed) 1.8
    R-Sym I(Observed) 0.508
    Redundancy 4.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.6
    Resolution(Low) 30.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 19266
    Number of Reflections(Observed) 18554
    Number of Reflections(R-Free) 954
    R-Factor(Observed) 0.257
    R-Work 0.257
    R-Free 0.291
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_bond_d 0.005
    c_angle_deg 1.02
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7186
    Nucleic Acid Atoms 773
    Heterogen Atoms 30
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution PHASER
    Structure Refinement CNS
     
    Software
    refinement CNS
    model building PHASER
    data collection MAR345dtb