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X-RAY DIFFRACTION
Materials and Methods page
1A36
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.7
    Details pH 7.70
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 56.5 α = 90
    b = 118.4 β = 101.2
    c = 71.5 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type FUJI
    Details UNKNOWN
    Collection Date 1995-05
     
    Diffraction Radiation
    Monochromator UNKNOWN
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL1-5
    Site SSRL
    Beamline BL1-5
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.8
    Resolution(Low) 20
    Number Reflections(Observed) 21217
    Percent Possible(Observed) 94.7
    R Merge I(Observed) 0.055
    Redundancy 3.0
     
    High Resolution Shell Details
    Resolution(High) 2.8
    Resolution(Low) 2.9
    Percent Possible(All) 86.8
    R Merge I(Observed) 0.305
    Redundancy 2.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method RIGID BODY REFINEMENT
    reflnsShellList 2.8
    Resolution(Low) 8.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(Observed) 21217
    Number of Reflections(R-Free) 1445
    Percent Reflections(Observed) 94.7
    R-Factor(Observed) 0.224
    R-Work 0.224
    R-Free 0.312
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Anisotropic B[1][1] -7.84
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -0.05
    Anisotropic B[2][2] 1.354
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 6.486
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8
    Shell Resolution(Low) 2.84
    Number of Reflections(R-Free) 41
    Number of Reflections(R-Work) 710
    R-Factor(R-Work) 0.322
    R-Factor(R-Free) 0.445
    Percent Reflections(Observed) 77.7
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.51
    x_bond_d 0.013
    x_angle_deg 1.58
    x_dihedral_angle_d 22.1
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4332
    Nucleic Acid Atoms 896
    Heterogen Atoms 0
    Solvent Atoms 57
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution X-PLOR
    Structure Refinement X-PLOR 3.1
     
    Software
    refinement X-PLOR version: 3.1
    model building X-PLOR