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X-RAY DIFFRACTION
Materials and Methods page
4ILZ
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.9
    Temperature 277.0
    Details 0.2 M Ammonium Sulfate, 32% w/v PEG 4000, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 57.59 α = 90
    b = 67.18 β = 90
    c = 68.91 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 MARMOSAIC 225 mm CCD
    Details Rosenbaum-Rock double-crystal monochromator: liquid nitrogen cooled; sagitally focusing 2nd crystal, Rosenbaum-Rock vertical focusing mirror
    Collection Date 2010-03-14
     
    Diffraction Radiation
    Monochromator double crystal - liquid nitrogen cooled
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-BM
    Wavelength List 0.91339
    Site APS
    Beamline 22-BM
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.91
    Resolution(Low) 48
    Number Reflections(All) 20247
    Number Reflections(Observed) 20174
    Percent Possible(Observed) 99.64
    R Merge I(Observed) 0.156
    B(Isotropic) From Wilson Plot 8.3
     
    High Resolution Shell Details
    Resolution(High) 1.91
    Resolution(Low) 1.959
    Percent Possible(All) 99.29
    R Merge I(Observed) 0.313
    Mean I Over Sigma(Observed) 4.2
    Redundancy 3.8
    Number Unique Reflections(All) 1470
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.91
    Resolution(Low) 48.0
    Cut-off Sigma(I) 2.0
    Number of Reflections(all) 20247
    Number of Reflections(Observed) 20174
    Number of Reflections(R-Free) 1109
    Percent Reflections(Observed) 99.64
    R-Factor(Observed) 0.24263
    R-Work 0.24022
    R-Free 0.28539
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model isotropic
    Mean Isotropic B Value 6.724
    Anisotropic B[1][1] -2.27
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.45
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.18
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.91
    Shell Resolution(Low) 1.959
    Number of Reflections(R-Free) 86
    Number of Reflections(R-Work) 1460
    R-Factor(R-Work) 0.381
    R-Factor(R-Free) 0.398
    Percent Reflections(Observed) 99.29
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.006
    r_chiral_restr 0.127
    r_dihedral_angle_4_deg 22.907
    r_dihedral_angle_3_deg 16.14
    r_dihedral_angle_2_deg 38.294
    r_dihedral_angle_1_deg 4.867
    r_angle_refined_deg 1.27
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2182
    Nucleic Acid Atoms 0
    Heterogen Atoms 146
    Solvent Atoms 186
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building PHASER
    data collection HKL-2000