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X-RAY DIFFRACTION
Materials and Methods page
1E3F
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.5
    Details pH 5.50
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 42.7 α = 90
    b = 85.4 β = 90
    c = 64.2 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details YALE MIRRORS
    Collection Date 1997-02-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU/MSC RU-H2R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.9
    Resolution(Low) 20
    Number Reflections(Observed) 16505
    Percent Possible(Observed) 85.7
    R Merge I(Observed) 0.039
    B(Isotropic) From Wilson Plot 28.3
    Redundancy 3.2
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 1.99
    Percent Possible(All) 88.7
    R Merge I(Observed) 0.228
    Mean I Over Sigma(Observed) 3.6
    R-Sym I(Observed) 0.228
    Redundancy 3.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 20.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 16447
    Number of Reflections(R-Free) 828
    Percent Reflections(Observed) 99.6
    R-Factor(Observed) 0.193
    R-Work 0.193
    R-Free 0.252
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 2.05
    Number of Reflections(R-Free) 153
    Number of Reflections(R-Work) 3163
    R-Factor(R-Work) 0.259
    R-Factor(R-Free) 0.309
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.4
    x_bond_d 0.009
    x_angle_deg 1.5
    x_dihedral_angle_d 27.5
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1732
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 78
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution X-PLOR 3.851
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building X-PLOR version: 3.851