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X-RAY DIFFRACTION
Materials and Methods page
4APT
  •   Crystallization Hide
    Crystallization Experiments
    Details PROTEIN SAMPLES AT 20 MG/ML CRYSTALLISED IN 0.4 M POTASSIUM SODIUM TARTRATE AT ROOM TEMPERATURE.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 41.47 α = 90
    b = 80.83 β = 90
    c = 139.96 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2008-12-07
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type DIAMOND BEAMLINE I02
    Wavelength 0.9796
    Site DIAMOND
    Beamline I02
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.5
    Resolution(Low) 40.4
    Number Reflections(Observed) 14350
    Percent Possible(Observed) 84.4
    R Merge I(Observed) 0.06
    B(Isotropic) From Wilson Plot 42.7
    Redundancy 4.2
     
    High Resolution Shell Details
    Resolution(High) 2.5
    Resolution(Low) 2.64
    Percent Possible(All) 35.5
    R Merge I(Observed) 0.61
    Mean I Over Sigma(Observed) 3.0
    Redundancy 4.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.5
    Resolution(Low) 40.406
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 14346
    Number of Reflections(R-Free) 729
    Percent Reflections(Observed) 84.4
    R-Factor(Observed) 0.2385
    R-Work 0.2358
    R-Free 0.2882
     
    Temperature Factor Modeling
    Anisotropic B[1][1] -6.3005
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 3.5678
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 2.7327
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.5
    Shell Resolution(Low) 2.693
    Number of Reflections(R-Free) 75
    Number of Reflections(R-Work) 1359
    R-Factor(R-Work) 0.3249
    R-Factor(R-Free) 0.363
    Percent Reflections(Observed) 43.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.693
    Shell Resolution(Low) 2.9639
    Number of Reflections(R-Free) 142
    Number of Reflections(R-Work) 2662
    R-Factor(R-Work) 0.3259
    R-Factor(R-Free) 0.3894
    Percent Reflections(Observed) 84.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.9639
    Shell Resolution(Low) 3.3926
    Number of Reflections(R-Free) 166
    Number of Reflections(R-Work) 3066
    R-Factor(R-Work) 0.2779
    R-Factor(R-Free) 0.3361
    Percent Reflections(Observed) 97.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.3926
    Shell Resolution(Low) 4.2736
    Number of Reflections(R-Free) 168
    Number of Reflections(R-Work) 3202
    R-Factor(R-Work) 0.2157
    R-Factor(R-Free) 0.273
    Percent Reflections(Observed) 99.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 4.2736
    Shell Resolution(Low) 40.4112
    Number of Reflections(R-Free) 178
    Number of Reflections(R-Work) 3328
    R-Factor(R-Work) 0.1987
    R-Factor(R-Free) 0.2422
    Percent Reflections(Observed) 98.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    f_plane_restr 0.003
    f_chiral_restr 0.057
    f_dihedral_angle_d 11.903
    f_angle_d 0.764
    f_bond_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3835
    Nucleic Acid Atoms 0
    Heterogen Atoms 1
    Solvent Atoms 45
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) IMOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement PHENIX (PHENIX.REFINE)
     
    Software
    refinement PHENIX version: (PHENIX.REFINE)
    model building PHASER