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X-RAY DIFFRACTION
Materials and Methods page
1H53
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.2
    Details 20MM SODIUM CITRATE, 0.2M SODIUM POTASSIUM TARTARATE, 10% PEG 6000 PH 5.2
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 85.38 α = 90
    b = 37.54 β = 90
    c = 38.53 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 287
     
    Diffraction Detector
    Collection Date 1998-09-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE X13
    Wavelength 0.87
    Site EMBL/DESY, HAMBURG
    Beamline X13
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2
    Resolution(Low) 40
    Number Reflections(Observed) 8677
    Percent Possible(Observed) 97.8
    R Merge I(Observed) 0.1
    B(Isotropic) From Wilson Plot 23.1
    Redundancy 5.3
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.06
    Percent Possible(All) 85.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 20.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 8648
    Number of Reflections(R-Free) 428
    Percent Reflections(Observed) 97.8
    R-Factor(Observed) 0.198
    R-Work 0.198
    R-Free 0.26
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 25.3
    Anisotropic B[1][1] 0.0
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.0
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.13
    Number of Reflections(R-Free) 53
    Number of Reflections(R-Work) 1219
    R-Factor(R-Work) 0.277
    R-Factor(R-Free) 0.318
    R-Free Error 0.044
    Percent Reflections(Observed) 88.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_scangle_it 4.72
    x_scbond_it 2.98
    x_mcangle_it 3.06
    x_mcbond_it 1.86
    x_improper_angle_d 0.75
    x_bond_d 0.01
    x_angle_deg 1.6
    x_dihedral_angle_d 27.1
     
    Coordinate Error
    Luzzati ESD(Observed) 0.23
    Luzzati Sigma A(Observed) 0.25
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.32
    Luzzati Sigma A(R-Free Set) 0.28
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 971
    Nucleic Acid Atoms 0
    Heterogen Atoms 18
    Solvent Atoms 47
     
     
  •   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