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X-RAY DIFFRACTION
Materials and Methods page
1G1O
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.5
    Temperature 298.0
    Details PEG 5000 MME, sodium citrate, ammonium sulphate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 58.31 α = 90
    b = 58.31 β = 90
    c = 228.95 γ = 120
     
    Space Group
    Space Group Name:    P 32 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 1998-06-05
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type MAX II BEAMLINE I711
    Wavelength 0.9960
    Site MAX II
    Beamline I711
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.3
    Resolution(Low) 20
    Number Reflections(All) 21080
    Number Reflections(Observed) 20911
    Percent Possible(Observed) 99.2
    R Merge I(Observed) 0.082
    B(Isotropic) From Wilson Plot 44.0
    Redundancy 5.2
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.42
    Percent Possible(All) 98.4
    R Merge I(Observed) 0.546
    Mean I Over Sigma(Observed) 1.3
    Redundancy 5.0
    Number Unique Reflections(All) 2960
     
     
  •   Refinement Hide
    Refinement Statistics
    reflnsShellList 2.3
    Resolution(Low) 15.0
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 20912
    Number of Reflections(Observed) 19431
    Number of Reflections(R-Free) 939
    Percent Reflections(Observed) 92.9
    R-Work 0.238
    R-Free 0.29
    R-Free Selection Details Random
     
    Temperature Factor Modeling
    Mean Isotropic B Value 56.5
    Anisotropic B[1][1] -9.7
    Anisotropic B[1][2] -4.9
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -9.7
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 19.4
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.38
    Number of Reflections(R-Free) 91
    Number of Reflections(R-Work) 1563
    R-Factor(R-Work) 0.3317
    R-Factor(R-Free) 0.3725
    Percent Reflections(Observed) 82.17
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 0.85
    c_dihedral_angle_d 27.14
    c_angle_deg 1.46
    c_bond_d 0.007
     
    Coordinate Error
    Luzzati ESD(Observed) 0.32
    Luzzati Sigma A(Observed) 0.33
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.43
    Luzzati Sigma A(R-Free Set) 0.31
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3466
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 143
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution X-PLOR
    Structure Refinement CNS
     
    Software
    refinement CNS
    model building X-PLOR