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X-RAY DIFFRACTION
Materials and Methods page
1CE9
  •   Crystallization Hide
    Crystallization Experiments
    pH 4.6
    Details SEE REFERENCE, pH 4.6
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 28.3 α = 75.41
    b = 30.77 β = 79.76
    c = 42.88 γ = 90.08
     
    Space Group
    Space Group Name:    P 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 298
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Details MIRRORS
    Collection Date 1998-03
     
    Diffraction Radiation
    Monochromator SUPPER DOUBLE MIRRORS
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 3.0
    Resolution(High) 1.8
    Resolution(Low) 30
    Number Reflections(Observed) 11776
    Percent Possible(Observed) 92.3
    R Merge I(Observed) 0.034
    Redundancy 2.0
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.86
    Percent Possible(All) 88.7
    R Merge I(Observed) 0.059
    Mean I Over Sigma(Observed) 12.0
    R-Sym I(Observed) 0.059
    Redundancy 1.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.8
    Resolution(Low) 15.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 11523
    Number of Reflections(R-Free) 553
    Percent Reflections(Observed) 90.3
    R-Work 0.214
    R-Free 0.283
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 20.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 0.464
    x_bond_d 0.004
    x_angle_deg 0.782
    x_dihedral_angle_d 21.77
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1128
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 150
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building AMORE