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X-RAY DIFFRACTION
Materials and Methods page
2B5J
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 6.8
    Temperature 277.0
    Details PEG8000, AMMINIUM SULPHATE, SODIUM CHLORIDE, Manganese Chloride, pH 6.8, VAPOR DIFFUSION, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 224.59 α = 90
    b = 69.3 β = 106.47
    c = 105.02 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 2001-02-01
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 14-BM-D
    Wavelength List 1.00
    Site APS
    Beamline 14-BM-D
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -1.0
    Resolution(High) 2.9
    Resolution(Low) 40
    Number Reflections(Observed) 33078
    Percent Possible(Observed) 95.4
    R Merge I(Observed) 0.046
    B(Isotropic) From Wilson Plot 78.7
     
    High Resolution Shell Details
    Resolution(High) 2.9
    Resolution(Low) 3.0
    Percent Possible(All) 83.2
    R Merge I(Observed) 0.324
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.9
    Resolution(Low) 19.92
    Cut-off Sigma(F) 1.0
    Number of Reflections(Observed) 31761
    Number of Reflections(R-Free) 1576
    Percent Reflections(Observed) 91.8
    R-Factor(All) 0.256
    R-Factor(Observed) 0.248
    R-Work 0.248
    R-Free 0.304
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 83.8
    Anisotropic B[1][1] 16.99
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 33.31
    Anisotropic B[2][2] -18.13
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.15
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.9
    Shell Resolution(Low) 3.08
    Number of Reflections(R-Free) 223
    Number of Reflections(R-Work) 4061
    R-Factor(R-Work) 0.428
    R-Factor(R-Free) 0.464
    R-Free Error 0.031
    Percent Reflections(Observed) 75.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 5.19
    c_scbond_it 3.31
    c_mcangle_it 4.15
    c_mcbond_it 2.51
    c_improper_angle_d 1.12
    c_bond_d 0.009
    c_angle_deg 1.7
    c_dihedral_angle_d 24.0
     
    Coordinate Error
    Luzzati ESD(Observed) 0.46
    Luzzati Sigma A(Observed) 0.77
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.57
    Luzzati Sigma A(R-Free Set) 0.88
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7900
    Nucleic Acid Atoms 0
    Heterogen Atoms 23
    Solvent Atoms 1
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1