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X-RAY DIFFRACTION
Materials and Methods page
2X0A
  •   Crystallization Hide
    Crystallization Experiments
    pH 7
    Details HANGING DROP METHOD AT 295K. DROP IS 1 MICROL OF 50 MG/ML PROTEIN AND 1 MICROL OF WELL SOLUTION. WELL VOLUME IS 1ML OF 70 % MPD FROM HAMPTON RESEARCH.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 77.21 α = 90
    b = 77.21 β = 90
    c = 37.77 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type ADSC
    Detector CSI AMORPHOUS SILICON DIGITAL IMAGER
    Type TRIXXEL
    Details SINGLE BOUNCE BENT BRAGG MONO
    Collection Date 2008-07-19
     
    Diffraction Radiation
    Monochromator SI(311)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X6A
    Site NSLS
    Beamline X6A
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID15B
    Wavelength 0.22
    Site ESRF
    Beamline ID15B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.52
    Resolution(Low) 20
    Number Reflections(Observed) 17977
    Percent Possible(Observed) 99.2
    R Merge I(Observed) 0.06
    B(Isotropic) From Wilson Plot 11.2
    Redundancy 6.6
     
    High Resolution Shell Details
    Resolution(High) 1.52
    Resolution(Low) 1.54
    Percent Possible(All) 89.1
    R Merge I(Observed) 0.24
    Mean I Over Sigma(Observed) 3.4
    Redundancy 3.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.52
    Resolution(Low) 19.3
    Number of Reflections(Observed) 17023
    Number of Reflections(R-Free) 915
    Percent Reflections(Observed) 100.0
    R-Factor(Observed) 0.14874
    R-Work 0.14621
    R-Free 0.19902
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 13.263
    Anisotropic B[1][1] -0.45
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.45
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.9
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.52
    Shell Resolution(Low) 1.559
    Number of Reflections(R-Free) 65
    Number of Reflections(R-Work) 1121
    R-Factor(R-Work) 0.181
    R-Factor(R-Free) 0.264
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_sphericity_bonded 3.264
    r_sphericity_free 5.889
    r_rigid_bond_restr 1.49
    r_scangle_it 3.856
    r_scbond_it 2.666
    r_mcangle_it 1.841
    r_mcbond_it 1.158
    r_gen_planes_refined 0.006
    r_chiral_restr 0.091
    r_dihedral_angle_4_deg 18.328
    r_dihedral_angle_3_deg 12.638
    r_dihedral_angle_2_deg 35.762
    r_dihedral_angle_1_deg 5.638
    r_angle_refined_deg 1.336
    r_bond_refined_d 0.012
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1000
    Nucleic Acid Atoms 0
    Heterogen Atoms 12
    Solvent Atoms 123
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.5.0072
     
    Software
    refinement REFMAC version: 5.5.0072
    model building MOLREP