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X-RAY DIFFRACTION
Materials and Methods page
4IKP
  •   Crystallization Hide
    Crystallization Experiments
    Method vapor diffusion, hanging drop
    Temperature 291.0
    Details 20% PEG 3350, 0.2 M Di-AMMONIUM TARTRATE, vapor diffusion, hanging drop, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 75.06 α = 90
    b = 98.84 β = 90
    c = 206.63 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 300 mm CCD
    Collection Date 2011-11-11
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 23-ID-B
    Wavelength List 1.03321
    Site APS
    Beamline 23-ID-B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2
    Resolution(Low) 50
    Number Reflections(All) 104330
    Number Reflections(Observed) 104330
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.086
    B(Isotropic) From Wilson Plot 28.6
    Redundancy 8.1
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.03
    Percent Possible(All) 98.1
    R Merge I(Observed) 0.58
    Redundancy 6.5
    Number Unique Reflections(All) 5055
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 48.11
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 103958
    Number of Reflections(Observed) 103958
    Number of Reflections(R-Free) 2080
    Percent Reflections(Observed) 99.25
    R-Factor(All) 0.204
    R-Factor(Observed) 0.204
    R-Work 0.2034
    R-Free 0.2313
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 33.9257
    Anisotropic B[1][1] 3.01
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.29
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.72
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.999
    Shell Resolution(Low) 2.051
    Number of Reflections(R-Free) 147
    Number of Reflections(R-Work) 7084
    R-Factor(R-Work) 0.281
    R-Factor(R-Free) 0.331
    Percent Reflections(Observed) 95.16
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.005
    r_chiral_restr 0.077
    r_dihedral_angle_4_deg 17.078
    r_dihedral_angle_3_deg 13.727
    r_dihedral_angle_2_deg 35.194
    r_dihedral_angle_1_deg 5.782
    r_angle_refined_deg 1.127
    r_bond_refined_d 0.007
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 10525
    Nucleic Acid Atoms 0
    Heterogen Atoms 182
    Solvent Atoms 743
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (data scaling) SCALEPACK
    Structure Refinement REFMAC 5.7.0029
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5
    data reduction SCALEPACK