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X-RAY DIFFRACTION
Materials and Methods page
4ES6
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.7
    Temperature 293.0
    Details 0.1M Na-Cacodylate pH 6.7, 0.87M Na-Citrate , VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 132.07 α = 90
    b = 132.07 β = 90
    c = 42.44 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 110
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315r
    Details mirrors
    Collection Date 2009-10-25
     
    Diffraction Radiation
    Monochromator SI (311) MONOCHROMATOR
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-1
    Wavelength List 0.979400
    Site ESRF
    Beamline ID23-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 3.1
    Observed Criterion Sigma(I) 3.1
    Resolution(High) 2.22
    Resolution(Low) 66.04
    Number Reflections(All) 18993
    Number Reflections(Observed) 18993
    Percent Possible(Observed) 99.0
    R Merge I(Observed) 0.084
    B(Isotropic) From Wilson Plot 42.1
    Redundancy 6.3
     
    High Resolution Shell Details
    Resolution(High) 2.22
    Resolution(Low) 2.34
    Percent Possible(All) 95.5
    R Merge I(Observed) 0.539
    Mean I Over Sigma(Observed) 3.1
    R-Sym I(Observed) 0.539
    Redundancy 4.3
    Number Unique Reflections(All) 2611
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 2.22
    Resolution(Low) 41.76
    Cut-off Sigma(I) 3.1
    Cut-off Sigma(F) 3.1
    Number of Reflections(all) 17976
    Number of Reflections(Observed) 17976
    Number of Reflections(R-Free) 940
    Percent Reflections(Observed) 98.75
    R-Factor(Observed) 0.21428
    R-Work 0.21234
    R-Free 0.25183
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 39.413
    Anisotropic B[1][1] 0.37
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.37
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.73
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.22
    Shell Resolution(Low) 2.278
    Number of Reflections(Observed) 1246
    Number of Reflections(R-Free) 64
    Number of Reflections(R-Work) 1246
    R-Factor(R-Work) 0.381
    R-Factor(R-Free) 0.452
    Percent Reflections(Observed) 93.71
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.068
    r_scbond_it 1.752
    r_mcangle_it 1.201
    r_mcbond_it 0.625
    r_gen_planes_refined 0.005
    r_chiral_restr 0.071
    r_dihedral_angle_4_deg 16.468
    r_dihedral_angle_3_deg 16.398
    r_dihedral_angle_2_deg 32.867
    r_dihedral_angle_1_deg 5.562
    r_angle_refined_deg 1.174
    r_bond_refined_d 0.01
     
    Coordinate Error
    Luzzati ESD(R-Free Set) 0.191
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1905
    Nucleic Acid Atoms 0
    Heterogen Atoms 2
    Solvent Atoms 98
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution SHELXS
    Structure Refinement REFMAC 5.5.0110
     
    Software
    refinement REFMAC version: 5.5.0110
    model building SHELXS
    data collection ADSC version: Quantum