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X-RAY DIFFRACTION
Materials and Methods page
4IKI
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.4
    Temperature 291.0
    Details 10mg/mL wtTTR, 22% peg 400, 100mM Tris pH 7.4, 100mM KCl, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.09 α = 90
    b = 86.12 β = 90
    c = 63.52 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 IMAGE PLATE
    Type MAR scanner 345 mm plate
    Collection Date 2005-05-01
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU ULTRAX 18
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2
    Resolution(Low) 63.52
    Number Reflections(All) 16478
    Number Reflections(Observed) 16478
    Percent Possible(Observed) 99.4
    R Merge I(Observed) 0.071
    Redundancy 6.5
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.11
    Percent Possible(All) 98.9
    R Merge I(Observed) 0.41
    Mean I Over Sigma(Observed) 1.8
    R-Sym I(Observed) 0.41
    Redundancy 6.4
    Number Unique Reflections(All) 2328
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 43.1
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 16452
    Number of Reflections(R-Free) 830
    Percent Reflections(Observed) 99.14
    R-Factor(Observed) 0.1746
    R-Work 0.1716
    R-Free 0.2348
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 24.922
    Anisotropic B[1][1] 0.64
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.99
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.36
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.052
    Number of Reflections(R-Free) 67
    Number of Reflections(R-Work) 1130
    R-Factor(R-Work) 0.213
    R-Factor(R-Free) 0.319
    Percent Reflections(Observed) 97.87
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.011
    r_chiral_restr 0.142
    r_dihedral_angle_4_deg 18.602
    r_dihedral_angle_3_deg 17.916
    r_dihedral_angle_2_deg 37.12
    r_dihedral_angle_1_deg 6.582
    r_angle_refined_deg 2.134
    r_bond_refined_d 0.019
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1785
    Nucleic Acid Atoms 0
    Heterogen Atoms 50
    Solvent Atoms 127
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.7.0029
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5
    molecular replacement MOLREP
    data reduction SCALA version: 3.2.25
    data collection Mosflm version: 3.2.25