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X-RAY DIFFRACTION
Materials and Methods page
2WIS
  •   Crystallization Hide
    Crystallization Experiments
    pH 8.5
    Details 1.8M AMMONIUM SULFATE 0.1M TRIS PH 8.5, 0.05M ASCORBIC ACID, VAPOR DIFFUSION, TEMPERATURE 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 71.94 α = 90
    b = 73.4 β = 90
    c = 75.23 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2008-11-23
     
    Diffraction Radiation
    Monochromator SI111
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID29
    Wavelength 0.98007
    Site ESRF
    Beamline ID29
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.35
    Resolution(Low) 2.41
    Number Reflections(Observed) 17145
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.09
    B(Isotropic) From Wilson Plot 53.67
    Redundancy 7.1
     
    High Resolution Shell Details
    Resolution(High) 2.35
    Resolution(Low) 2.41
    Percent Possible(All) 99.9
    R Merge I(Observed) 0.6
    Mean I Over Sigma(Observed) 3.3
    Redundancy 7.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.35
    Resolution(Low) 19.81
    Number of Reflections(Observed) 16265
    Number of Reflections(R-Free) 842
    Percent Reflections(Observed) 99.9
    R-Factor(Observed) 0.226
    R-Work 0.222
    R-Free 0.302
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 51.0
    Anisotropic B[1][1] -2.2
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.36
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 2.56
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.35
    Shell Resolution(Low) 2.41
    Number of Reflections(R-Free) 63
    Number of Reflections(R-Work) 1161
    R-Factor(R-Work) 0.274
    R-Factor(R-Free) 0.341
    Percent Reflections(Observed) 99.84
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.623
    r_scbond_it 1.634
    r_mcangle_it 1.438
    r_mcbond_it 0.781
    r_gen_planes_refined 0.006
    r_chiral_restr 0.103
    r_dihedral_angle_4_deg 14.161
    r_dihedral_angle_3_deg 18.311
    r_dihedral_angle_2_deg 37.04
    r_dihedral_angle_1_deg 6.741
    r_angle_refined_deg 1.57
    r_bond_refined_d 0.012
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3597
    Nucleic Acid Atoms 0
    Heterogen Atoms 2
    Solvent Atoms 77
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0070
     
    Software
    refinement REFMAC version: 5.5.0070
    model building PHASER