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X-RAY DIFFRACTION
Materials and Methods page
1B1E
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.2
    Temperature 289.0
    Details pH 5.2, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 83.66 α = 90
    b = 120.03 β = 90
    c = 37.63 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 289
     
    Diffraction Detector
    Detector AREA DETECTOR
    Type SIEMENS
     
    Diffraction Radiation
    Monochromator GRAPHITE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type SIEMENS
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2
    Resolution(Low) 30
    Number Reflections(Observed) 13155
    Percent Possible(Observed) 98.3
    R Merge I(Observed) 0.055
    B(Isotropic) From Wilson Plot 34.0
    Redundancy 7.9
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.1
    Percent Possible(All) 94.9
    R Merge I(Observed) 0.248
    Mean I Over Sigma(Observed) 1.3
    Redundancy 2.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 20.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 13031
    Number of Reflections(Observed) 13031
    Number of Reflections(R-Free) 614
    Percent Reflections(Observed) 98.6
    R-Factor(Observed) 0.229
    R-Work 0.229
    R-Free 0.287
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 40.9
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.13
    Number of Reflections(R-Free) 94
    Number of Reflections(R-Work) 1928
    R-Factor(R-Work) 0.347
    R-Factor(R-Free) 0.363
    R-Free Error 0.037
    Percent Reflections(Observed) 94.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_scangle_it 5.13
    x_scbond_it 3.14
    x_mcangle_it 4.18
    x_mcbond_it 2.36
    x_improper_angle_d 0.79
    x_bond_d 0.01
    x_angle_deg 1.9
    x_dihedral_angle_d 28.0
     
    Coordinate Error
    Luzzati ESD(Observed) 0.31
    Luzzati Sigma A(Observed) 0.4
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.36
    Luzzati Sigma A(R-Free Set) 0.4
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 993
    Nucleic Acid Atoms 0
    Heterogen Atoms 13
    Solvent Atoms 33
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MARXDS
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution AMORE
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building AMORE
    data reduction SCALA
    data collection MARXDS