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X-RAY DIFFRACTION
Materials and Methods page
4IHC
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 7.5
    Temperature 294.0
    Details 0.2M AMMONIUM IODIDE, PH 7.5, 20% PEG3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 224.33 α = 90
    b = 224.35 β = 97.96
    c = 87.08 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details MIRRORS
    Collection Date 2012-11-11
     
    Diffraction Radiation
    Monochromator ROSENBAUM-ROCK DOUBLE CRYSTAL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -5.0
    Resolution(High) 1.94
    Resolution(Low) 50
    Number Reflections(Observed) 277432
    Percent Possible(Observed) 88.2
    Redundancy 2.6
     
    High Resolution Shell Details
    Resolution(High) 1.94
    Resolution(Low) 1.97
    Percent Possible(All) 81.3
    R Merge I(Observed) 0.9
    Mean I Over Sigma(Observed) 1.0
    Redundancy 2.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 40.0
    Number of Reflections(Observed) 244124
    Number of Reflections(R-Free) 7617
    Percent Reflections(Observed) 87.96
    R-Factor(Observed) 0.17492
    R-Work 0.17329
    R-Free 0.22753
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 19.887
    Anisotropic B[1][1] -0.61
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.76
    Anisotropic B[2][2] -0.71
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.53
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.052
    Number of Reflections(R-Free) 588
    Number of Reflections(R-Work) 17739
    R-Factor(R-Work) 0.234
    R-Factor(R-Free) 0.295
    Percent Reflections(Observed) 87.06
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.007
    r_chiral_restr 0.095
    r_dihedral_angle_4_deg 18.922
    r_dihedral_angle_3_deg 14.601
    r_dihedral_angle_2_deg 36.293
    r_dihedral_angle_1_deg 5.833
    r_angle_refined_deg 1.437
    r_bond_refined_d 0.01
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 24589
    Nucleic Acid Atoms 0
    Heterogen Atoms 147
    Solvent Atoms 1978
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) HKL-3000
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0025
     
    Software
    refinement REFMAC version: 5.7.0025
    model building PHASER