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An Information Portal to 105339 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4ICH
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 6.5
    Temperature 293.0
    Details 0.2 M Sodium Bromide, 0.1 M Bis Tris propane, 20% PEG 3350, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 42.85 α = 90
    b = 76.93 β = 90
    c = 109.26 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 Beryllium lenses
    Collection Date 2012-10-04
     
    Diffraction Radiation
    Monochromator C(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 21-ID-F
    Wavelength List 0.97872
    Site APS
    Beamline 21-ID-F
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.95
    Resolution(Low) 30
    Number Reflections(All) 50916
    Number Reflections(Observed) 50916
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.065
    B(Isotropic) From Wilson Plot 39.3
    Redundancy 7.4
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 1.98
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.44
    Mean I Over Sigma(Observed) 2.6
    Redundancy 3.8
    Number Unique Reflections(All) 2515
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 1.95
    Resolution(Low) 28.64
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 25724
    Number of Reflections(Observed) 25724
    Number of Reflections(R-Free) 1359
    Percent Reflections(Observed) 99.61
    R-Factor(Observed) 0.20101
    R-Work 0.19858
    R-Free 0.24705
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 38.588
    Anisotropic B[1][1] 0.05
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.27
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.31
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.947
    Shell Resolution(Low) 1.998
    Number of Reflections(R-Free) 90
    Number of Reflections(R-Work) 1809
    R-Factor(R-Work) 0.231
    R-Factor(R-Free) 0.342
    Percent Reflections(Observed) 97.69
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_other 0.013
    r_gen_planes_refined 0.014
    r_chiral_restr 0.118
    r_dihedral_angle_4_deg 17.318
    r_dihedral_angle_3_deg 15.36
    r_dihedral_angle_2_deg 30.506
    r_dihedral_angle_1_deg 2.775
    r_angle_other_deg 1.932
    r_angle_refined_deg 2.007
    r_bond_other_d 0.008
    r_bond_refined_d 0.02
     
    Coordinate Error
    Luzzati ESD(Observed) 0.25
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3182
    Nucleic Acid Atoms 0
    Heterogen Atoms 33
    Solvent Atoms 128
     
     
  •   Software and Computing Hide
    Computing
    Data Collection Blu Max
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) HKL-3000
    Structure Solution HKL3000
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building HKL3000
    data collection Blu version: Max