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X-RAY DIFFRACTION
Materials and Methods page
4B7E
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details 1.6M AMMONIUM SULPHATE, 6% PEG400, 0.1M HEPES PH 7.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 86.45 α = 90
    b = 86.45 β = 90
    c = 143.96 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (SATURN 944)
    Type RIGAKU
    Details VARIMAX HF
    Collection Date 2010-06-23
     
    Diffraction Radiation
    Monochromator CONFOCAL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU FR-E SUPERBRIGHT
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.5
    Resolution(Low) 23.12
    Number Reflections(Observed) 19147
    Percent Possible(Observed) 97.6
    R Merge I(Observed) 0.11
    B(Isotropic) From Wilson Plot 38.9
    Redundancy 6.4
     
    High Resolution Shell Details
    Resolution(High) 2.5
    Resolution(Low) 2.59
    Percent Possible(All) 97.0
    R Merge I(Observed) 0.85
    Mean I Over Sigma(Observed) 2.7
    Redundancy 6.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.5
    Resolution(Low) 23.12
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 19147
    Number of Reflections(R-Free) 1053
    Percent Reflections(Observed) 97.6
    R-Factor(Observed) 0.226
    R-Work 0.226
    R-Free 0.255
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 51.5
    Anisotropic B[1][1] -3.06
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -3.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 6.12
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.5
    Shell Resolution(Low) 2.59
    Number of Reflections(R-Free) 102
    Number of Reflections(R-Work) 1850
    R-Factor(R-Work) 0.335
    R-Factor(R-Free) 0.394
    R-Free Error 0.043
    Percent Reflections(Observed) 97.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.14
    c_scbond_it 1.36
    c_mcangle_it 1.83
    c_mcbond_it 1.06
    c_improper_angle_d 1.36
    c_bond_d 0.008
    c_angle_deg 1.28
    c_dihedral_angle_d 24.4
     
    Coordinate Error
    Luzzati ESD(Observed) 0.34
    Luzzati Sigma A(Observed) 0.42
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.38
    Luzzati Sigma A(R-Free Set) 0.46
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2948
    Nucleic Acid Atoms 0
    Heterogen Atoms 60
    Solvent Atoms 165
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL2000
    Data Reduction (data scaling) HKL2000
    Structure Solution PHASER
    Structure Refinement CNS 1.3
     
    Software
    refinement CNS version: 1.3
    model building PHASER