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X-RAY DIFFRACTION
Materials and Methods page
2WTC
  •   Crystallization Hide
    Crystallization Experiments
    Details 0.1 M HEPES PH 7.5, 0.2 M MAGNESIUM NITRATE, 8-16% (W/V) PEG 3350
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 90.82 α = 90
    b = 90.82 β = 90
    c = 92.54 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 CCD
    Type ADSC
    Collection Date 2008-04-24
     
    Diffraction Radiation
    Monochromator DIAMOND (111), GE(220)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-2
    Wavelength 0.933
    Site ESRF
    Beamline ID14-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.7
    Resolution(Low) 40.77
    Number Reflections(Observed) 9145
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.09
    B(Isotropic) From Wilson Plot 78.16
    Redundancy 5.07
     
    High Resolution Shell Details
    Resolution(High) 3.0
    Resolution(Low) 3.16
    Percent Possible(All) 99.8
    R Merge I(Observed) 0.68
    Mean I Over Sigma(Observed) 1.15
    Redundancy 5.2
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.0
    Resolution(Low) 32.41
    Cut-off Sigma(F) 1.37
    Number of Reflections(Observed) 9124
    Number of Reflections(R-Free) 480
    Percent Reflections(Observed) 99.5
    R-Factor(Observed) 0.183
    R-Work 0.18
    R-Free 0.237
     
    Temperature Factor Modeling
    Anisotropic B[1][1] -8.1615
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -8.1615
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 16.323
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0
    Shell Resolution(Low) 3.4337
    Number of Reflections(R-Free) 155
    Number of Reflections(R-Work) 2844
    R-Factor(R-Work) 0.2437
    R-Factor(R-Free) 0.2874
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.4337
    Shell Resolution(Low) 4.3245
    Number of Reflections(R-Free) 158
    Number of Reflections(R-Work) 2861
    R-Factor(R-Work) 0.1659
    R-Factor(R-Free) 0.2374
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 4.3245
    Shell Resolution(Low) 32.4114
    Number of Reflections(R-Free) 167
    Number of Reflections(R-Work) 2939
    R-Factor(R-Work) 0.1672
    R-Factor(R-Free) 0.2202
    Percent Reflections(Observed) 99.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    f_plane_restr 0.004
    f_chiral_restr 0.066
    f_dihedral_angle_d 17.951
    f_angle_d 1.141
    f_bond_d 0.009
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2237
    Nucleic Acid Atoms 0
    Heterogen Atoms 29
    Solvent Atoms 31
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement PHENIX (PHENIX.REFINE)
     
    Software
    refinement PHENIX version: (PHENIX.REFINE)
    model building PHASER