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X-RAY DIFFRACTION
Materials and Methods page
4E5X
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 290.0
    Details 0.8M succinic acid pH7.0 0.1M calcium chloride dihydrate, VAPOR DIFFUSION, HANGING DROP, temperature 290K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 113.19 α = 90
    b = 133.67 β = 90
    c = 196.72 γ = 90
     
    Space Group
    Space Group Name:    I 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 93
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 225 mm CCD
    Collection Date 2012-02-17
     
    Diffraction Radiation
    Monochromator Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-BM
    Wavelength List 1.0000
    Site APS
    Beamline 22-BM
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.95
    Resolution(Low) 50
    Number Reflections(All) 108659
    Number Reflections(Observed) 108334
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.148
    B(Isotropic) From Wilson Plot 15.9
    Redundancy 11.0
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 2.02
    Percent Possible(All) 97.4
    R Merge I(Observed) 0.54
    Mean I Over Sigma(Observed) 3.2
    Redundancy 7.1
    Number Unique Reflections(All) 10477
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.95
    Resolution(Low) 37.06
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 108464
    Number of Reflections(Observed) 102933
    Number of Reflections(R-Free) 10300
    Percent Reflections(Observed) 94.9
    R-Factor(All) 0.217
    R-Factor(Observed) 0.217
    R-Work 0.21
    R-Free 0.241
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 35.6
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.95
    Shell Resolution(Low) 2.07
    Number of Reflections(Observed) 15600
    Number of Reflections(R-Free) 1551
    R-Factor(R-Work) 0.255
    R-Factor(R-Free) 0.281
    R-Free Error 0.007
    Percent Reflections(Observed) 87.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 0.71
    c_dihedral_angle_d 25.2
    c_bond_d 0.006
    c_angle_deg 1.3
     
    Coordinate Error
    Luzzati ESD(Observed) 0.24
    Luzzati Sigma A(Observed) 0.18
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.28
    Luzzati Sigma A(R-Free Set) 0.22
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7967
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 472
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMoRE
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building AMoRE
    data collection HKL-2000