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X-RAY DIFFRACTION
Materials and Methods page
4IKK
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 291.0
    Details 10mg/mL wtTTR, 0.2M Calcium chloride, 0.1M HEPES sodium pH 7.5, 28% v/v Polyethylene glycol 400 (Hampton Research's Crystal Screen I, #14), VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 41.51 α = 90
    b = 83.13 β = 90
    c = 63.72 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 MAR CCD 165 mm
    Collection Date 2008-09-16
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type LNLS BEAMLINE D03B-MX1
    Wavelength List 1.4250
    Site LNLS
    Beamline D03B-MX1
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.9
    Resolution(Low) 83.13
    Number Reflections(All) 17616
    Number Reflections(Observed) 17616
    Percent Possible(Observed) 98.1
    R Merge I(Observed) 0.075
    Redundancy 3.3
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 2.0
    Percent Possible(All) 94.9
    R Merge I(Observed) 0.368
    Mean I Over Sigma(Observed) 2.1
    R-Sym I(Observed) 0.368
    Redundancy 3.2
    Number Unique Reflections(All) 2421
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 19.76
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 17615
    Number of Reflections(R-Free) 1043
    Percent Reflections(Observed) 97.79
    R-Factor(Observed) 0.2023
    R-Work 0.1994
    R-Free 0.2496
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 25.5027
    Anisotropic B[1][1] 0.08
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.64
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.56
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 1.949
    Number of Reflections(R-Free) 59
    Number of Reflections(R-Work) 1162
    R-Factor(R-Work) 0.279
    R-Factor(R-Free) 0.334
    Percent Reflections(Observed) 94.36
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.587
    r_scbond_it 1.647
    r_mcangle_it 1.242
    r_mcbond_it 0.656
    r_gen_planes_refined 0.006
    r_chiral_restr 0.078
    r_dihedral_angle_4_deg 15.285
    r_dihedral_angle_3_deg 16.479
    r_dihedral_angle_2_deg 34.79
    r_dihedral_angle_1_deg 5.613
    r_angle_refined_deg 1.491
    r_bond_refined_d 0.011
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1785
    Nucleic Acid Atoms 0
    Heterogen Atoms 50
    Solvent Atoms 142
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.5.0102
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5
    molecular replacement MOLREP
    data reduction SCALA version: 3.2.25
    data collection Mosflm