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X-RAY DIFFRACTION
Materials and Methods page
1QL7
  •   Crystallization Hide
    Crystallization Experiments
    pH 8
    Details 0.1M IMIDAZOLE PH8.0, 0.1M AMMONIUM SULPHATE, 20% PEG8K, pH 8.00
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 54.06 α = 90
    b = 58.58 β = 90
    c = 63.14 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 287
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU
    Details MIRRORS
    Collection Date 1998-07-15
     
    Diffraction Radiation
    Monochromator NI FILTER
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU/MSC RU-H3R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2
    Resolution(Low) 100
    Number Reflections(Observed) 13570
    Percent Possible(Observed) 96.1
    R Merge I(Observed) 0.111
    Redundancy 3.6
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.07
    Percent Possible(All) 93.3
    R Merge I(Observed) 0.425
    R-Sym I(Observed) 0.425
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method OTHER
    reflnsShellList 2.1
    Resolution(Low) 10.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 11646
    Percent Reflections(Observed) 96.6
    R-Factor(Observed) 0.2
    R-Work 0.2
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.14
    Number of Reflections(R-Work) 541
    R-Factor(R-Work) 0.258
    Percent Reflections(Observed) 95.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.26
    x_bond_d 0.008
    x_angle_deg 1.9
    x_dihedral_angle_d 24.6
     
    Coordinate Error
    Luzzati Resolution Cutoff(Low) 10.0
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1629
    Nucleic Acid Atoms 0
    Heterogen Atoms 40
    Solvent Atoms 93
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution X-PLOR 3.1
    Structure Refinement X-PLOR 3.1
     
    Software
    refinement X-PLOR version: 3.1
    model building X-PLOR version: 3.1