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X-RAY DIFFRACTION
Materials and Methods page
4IH1
  •   Crystallization Hide
    Crystallization Experiments
    Method vapor diffusion
    pH 7.5
    Temperature 298.0
    Details PEG400, ammonium sulfate, pH 7.5, vapor diffusion, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.33 α = 90
    b = 56.01 β = 116.15
    c = 53.53 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MAR scanner 300 mm plate
    Collection Date 2011-03-21
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 21-ID-D
    Wavelength List 1.00
    Site APS
    Beamline 21-ID-D
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.55
    Resolution(Low) 30
    Number Reflections(All) 39492
    Number Reflections(Observed) 39492
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.099
    Redundancy 7.1
     
    High Resolution Shell Details
    Resolution(High) 1.55
    Resolution(Low) 1.61
    Percent Possible(All) 99.6
    R Merge I(Observed) 0.626
    Redundancy 5.8
    Number Unique Reflections(All) 3900
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.55
    Resolution(Low) 30.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(all) 39635
    Number of Reflections(Observed) 39469
    Number of Reflections(R-Free) 2823
    Percent Reflections(Observed) 99.78
    R-Factor(Observed) 0.1797
    R-Work 0.1786
    R-Free 0.1927
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 24.3917
    Anisotropic B[1][1] 2.35
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 1.17
    Anisotropic B[2][2] -1.15
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.16
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.551
    Shell Resolution(Low) 1.591
    Number of Reflections(R-Free) 197
    Number of Reflections(R-Work) 2618
    R-Factor(R-Work) 0.24
    R-Factor(R-Free) 0.262
    Percent Reflections(Observed) 97.54
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.252
    r_scbond_it 2.585
    r_mcangle_it 1.828
    r_mcbond_other 0.249
    r_bond_refined_d 0.013
    r_bond_other_d 0.001
    r_angle_refined_deg 1.272
    r_angle_other_deg 0.903
    r_dihedral_angle_1_deg 5.072
    r_dihedral_angle_2_deg 35.354
    r_dihedral_angle_3_deg 10.572
    r_dihedral_angle_4_deg 13.365
    r_chiral_restr 0.085
    r_gen_planes_refined 0.006
    r_gen_planes_other 0.001
    r_mcbond_it 0.995
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2082
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 114
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Refinement REFMAC 5.5.0072
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5 version: 5.5.0072
    data reduction SCALEPACK