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X-RAY DIFFRACTION
Materials and Methods page
4M9E
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 8.5
    Temperature 289.0
    Details 0.1M Tris-HCl, 0.25M NaCl and 20% polyethylene glycol 8000, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 48.71 α = 90
    b = 48.71 β = 90
    c = 131.01 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 225 mm CCD
    Details Rosenbaum-Rock double-crystal monochromator: liquid nitrogen cooled; sagitally focusing 2nd crystal, Rosenbaum-Rock vertical focusing mirror
    Collection Date 2013-04-03
     
    Diffraction Radiation
    Monochromator double crystal - liqued nitrogen cooled
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-BM
    Wavelength List 1.0
    Site APS
    Beamline 22-BM
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.85
    Resolution(Low) 70
    Number Reflections(Observed) 13918
    Percent Possible(Observed) 97.7
    R Merge I(Observed) 0.076
    B(Isotropic) From Wilson Plot 26.42
    Redundancy 12.0
     
    High Resolution Shell Details
    Resolution(High) 1.85
    Resolution(Low) 1.92
    Percent Possible(All) 80.4
    R Merge I(Observed) 0.501
    Mean I Over Sigma(Observed) 1.8
    Redundancy 3.9
    Number Unique Reflections(All) 1103
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.851
    Resolution(Low) 34.44
    Cut-off Sigma(F) 1.34
    Number of Reflections(Observed) 13843
    Number of Reflections(R-Free) 689
    Percent Reflections(Observed) 97.63
    R-Factor(Observed) 0.1889
    R-Work 0.1868
    R-Free 0.2339
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model FLAT BULK SOLVENT MODEL
    Mean Isotropic B Value 21.9
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.851
    Shell Resolution(Low) 1.9939
    Number of Reflections(Observed) 2296
    Number of Reflections(R-Free) 136
    Number of Reflections(R-Work) 2296
    R-Factor(R-Work) 0.2345
    R-Factor(R-Free) 0.2768
    Percent Reflections(Observed) 89.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9939
    Shell Resolution(Low) 2.1946
    Number of Reflections(Observed) 2638
    Number of Reflections(R-Free) 133
    Number of Reflections(R-Work) 2638
    R-Factor(R-Work) 0.1978
    R-Factor(R-Free) 0.2477
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1946
    Shell Resolution(Low) 2.512
    Number of Reflections(Observed) 2651
    Number of Reflections(R-Free) 146
    Number of Reflections(R-Work) 2651
    R-Factor(R-Work) 0.194
    R-Factor(R-Free) 0.2297
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.512
    Shell Resolution(Low) 3.1645
    Number of Reflections(Observed) 2697
    Number of Reflections(R-Free) 143
    Number of Reflections(R-Work) 2697
    R-Factor(R-Work) 0.2094
    R-Factor(R-Free) 0.3047
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.1645
    Shell Resolution(Low) 34.4456
    Number of Reflections(Observed) 2872
    Number of Reflections(R-Free) 131
    Number of Reflections(R-Work) 2872
    R-Factor(R-Work) 0.1648
    R-Factor(R-Free) 0.1873
    Percent Reflections(Observed) 99.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    f_plane_restr 0.005
    f_chiral_restr 0.063
    f_dihedral_angle_d 26.221
    f_angle_d 1.313
    f_bond_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 694
    Nucleic Acid Atoms 406
    Heterogen Atoms 13
    Solvent Atoms 134
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution PHENIX
    Structure Refinement PHENIX (phenix.refine: 1.8.1_1168)
     
    Software
    refinement PHENIX version: (phenix.refine: 1.8.1_1168)
    model building PHENIX
    data collection HKL-2000