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X-RAY DIFFRACTION
Materials and Methods page
4B22
  •   Crystallization Hide
    Crystallization Experiments
    Details 0.40 M (NH4)H2PO4 (NOT PH ADJUSTED), 6% 1,6-HEXANEDIOL
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 68.48 α = 90
    b = 84.52 β = 90
    c = 125.75 γ = 90
     
    Space Group
    Space Group Name:    I 2 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (QUANTUM 315)
    Type ADSC
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-4
    Wavelength 0.9200
    Site ESRF
    Beamline ID14-4
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.9
    Resolution(Low) 50
    Number Reflections(Observed) 27720
    Percent Possible(Observed) 99.3
    B(Isotropic) From Wilson Plot 22.7
    Redundancy 4.3
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 2.0
    Percent Possible(All) 96.0
    Mean I Over Sigma(Observed) 4.3
    R-Sym I(Observed) 0.32
    Redundancy 3.8
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method OTHER
    reflnsShellList 1.9
    Resolution(Low) 50.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 26375
    Number of Reflections(R-Free) 1345
    Percent Reflections(Observed) 95.1
    R-Factor(Observed) 0.2805
    R-Work 0.2805
    R-Free 0.2813
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 24.9
    Anisotropic B[1][1] -4.293
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.499
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.794
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 1.97
    Number of Reflections(R-Free) 123
    Number of Reflections(R-Work) 2178
    R-Factor(R-Work) 0.2408
    R-Factor(R-Free) 0.3115
    Percent Reflections(Observed) 80.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 2.97871
    c_bond_d 0.00579
    c_angle_deg 1.13309
    c_dihedral_angle_d 18.9393
     
    Coordinate Error
    Luzzati ESD(Observed) 0.22
    Luzzati Sigma A(Observed) 0.19
    Luzzati ESD(R-Free Set) 0.27
    Luzzati Sigma A(R-Free Set) 0.19
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1637
    Nucleic Acid Atoms 437
    Heterogen Atoms 0
    Solvent Atoms 245
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building CNS