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X-RAY DIFFRACTION
Materials and Methods page
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  •   Crystallization Hide
    Crystallization Experiments
    pH 8.5
    Details 2.2 M AMMONIUM SULFATE, 0.1 M TRIS, pH 8.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 102.32 α = 90
    b = 102.32 β = 90
    c = 193.56 γ = 90
     
    Space Group
    Space Group Name:    P 41
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (MX-225)
    Type MARRESEARCH
    Collection Date 2009-01-22
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type BESSY BEAMLINE 14.1
    Wavelength 0.918
    Site BESSY
    Beamline 14.1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 3.3
    Resolution(Low) 50
    Number Reflections(Observed) 29722
    Percent Possible(Observed) 98.9
    R Merge I(Observed) 0.17
    Redundancy 4.3
     
    High Resolution Shell Details
    Resolution(High) 3.3
    Resolution(Low) 3.42
    Percent Possible(All) 99.5
    R Merge I(Observed) 0.8
    Mean I Over Sigma(Observed) 1.99
    Redundancy 4.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.3
    Resolution(Low) 40.0
    Number of Reflections(Observed) 28194
    Number of Reflections(R-Free) 1508
    Percent Reflections(Observed) 99.08
    R-Factor(Observed) 0.23105
    R-Work 0.22928
    R-Free 0.26452
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 69.261
    Anisotropic B[1][1] 3.8
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 3.8
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -7.6
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.296
    Shell Resolution(Low) 3.381
    Number of Reflections(R-Free) 96
    Number of Reflections(R-Work) 2079
    R-Factor(R-Work) 0.31
    R-Factor(R-Free) 0.34
    Percent Reflections(Observed) 99.68
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 0.412
    r_scbond_it 0.232
    r_mcangle_it 0.467
    r_mcbond_it 0.257
    r_nbd_refined 0.165
    r_gen_planes_refined 0.002
    r_chiral_restr 0.063
    r_dihedral_angle_4_deg 11.344
    r_dihedral_angle_3_deg 16.239
    r_dihedral_angle_2_deg 36.094
    r_dihedral_angle_1_deg 4.546
    r_angle_refined_deg 0.974
    r_bond_refined_d 0.006
    r_nbtor_refined 0.295
    r_xyhbond_nbd_refined 0.098
    r_symmetry_vdw_refined 0.131
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7358
    Nucleic Acid Atoms 0
    Heterogen Atoms 216
    Solvent Atoms 17
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution M
    Structure Refinement REFMAC 5.2.0019
     
    Software
    refinement REFMAC version: 5.2.0019
    model building M