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X-RAY DIFFRACTION
Materials and Methods page
1KKE
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 293.0
    Details PEG4000, Isopropanol, Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 52.7 α = 90
    b = 89 β = 90
    c = 119.8 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 293
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Details mirror
    Collection Date 2001-02-01
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU300
    Wavelength List 1.541789
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.6
    Resolution(Low) 20
    Number Reflections(All) 17954
    Number Reflections(Observed) 16338
    Percent Possible(Observed) 91.0
    R Merge I(Observed) 0.087
     
    High Resolution Shell Details
    Resolution(High) 2.6
    Resolution(Low) 2.7
    Percent Possible(All) 64.0
    R Merge I(Observed) 0.284
    Mean I Over Sigma(Observed) 2.2
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MIR
    reflnsShellList 2.6
    Resolution(Low) 20.0
    Cut-off Sigma(F) 1.0
    Number of Reflections(all) 17954
    Number of Reflections(Observed) 16338
    Number of Reflections(R-Free) 817
    R-Work 0.172
    R-Free 0.232
    R-Free Selection Details statistical selection
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_angle_deg 1.4
    x_bond_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4710
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 189
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution MLPHARE
    Structure Refinement X-PLOR 3.1
     
    Software
    refinement X-PLOR version: 3.1
    model building MLPHARE