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X-RAY DIFFRACTION
Materials and Methods page
4GBS
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 9
    Temperature 277.0
    Details 2.40M ammonium sulfate, 0.1M Bicine pH 9.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 66.01 α = 90
    b = 66.01 β = 90
    c = 263.46 γ = 90
     
    Space Group
    Space Group Name:    P 41 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector PIXEL
    Type DECTRIS PILATUS 6M
    Details Rhodium-coated vertical and horizontal focusing mirrors; liquid-nitrogen cooled double crystal Si(111) monochromator
    Collection Date 2012-05-31
     
    Diffraction Radiation
    Monochromator double crystal Si(111)
    Diffraction Protocol MAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL12-2
    Wavelength List 0.9795,0.9184
    Site SSRL
    Beamline BL12-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.48
    Resolution(Low) 46.68
    Number Reflections(Observed) 21701
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.072
    B(Isotropic) From Wilson Plot 76.09
     
    High Resolution Shell Details
    Resolution(High) 2.48
    Resolution(Low) 2.57
    Percent Possible(All) 99.8
    R Merge I(Observed) 1.17
    Mean I Over Sigma(Observed) 1.7
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 2.48
    Resolution(Low) 46.676
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 21634
    Number of Reflections(R-Free) 1106
    Percent Reflections(Observed) 99.67
    R-Factor(Observed) 0.1983
    R-Work 0.1969
    R-Free 0.2251
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 76.5292
    Anisotropic B[1][1] -2.5059
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -2.5059
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 5.0117
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.48
    Shell Resolution(Low) 2.6
    Number of Reflections(R-Free) 151
    Number of Reflections(R-Work) 2641
    R-Factor(R-Work) 0.23
    R-Factor(R-Free) 0.2816
    Percent Reflections(Observed) 99.67
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    t_other_torsion 2.13
    t_omega_torsion 3.58
    t_angle_deg 1.09
    t_bond_d 0.009
     
    Coordinate Error
    Luzzati ESD(Observed) 0.467
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2933
    Nucleic Acid Atoms 0
    Heterogen Atoms 10
    Solvent Atoms 72
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution SHELXD,SHARP
    Structure Refinement BUSTER 2.10.0
     
    Software
    refinement BUSTER-TNT version: 2.10.0
    data processing Xscale version: March 15, 2012
    phasing SHARP
    phasing SHELX
    data extraction pdb_extract version: 3.10
    validation MOLPROBITY version: 3beta29