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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
3VTK
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.5
    Details pH 5.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 83.7 α = 90
    b = 83.7 β = 90
    c = 156.3 γ = 90
     
    Space Group
    Space Group Name:    I 41
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 293
     
    Diffraction Detector
    Detector AREA DETECTOR
    Type SIEMENS
    Collection Date 1996-02
     
    Diffraction Radiation
    Monochromator GRAPHITE(002)
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RUH2R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 3
    Resolution(Low) 100
    Number Reflections(Observed) 8723
    Percent Possible(Observed) 77.1
    Redundancy 2.4
     
    High Resolution Shell Details
    Resolution(High) 3.0
    Resolution(Low) 3.16
    Percent Possible(All) 49.8
    Mean I Over Sigma(Observed) 2.8
    R-Sym I(Observed) 0.244
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method DIFFERENCE FOURIER
    reflnsShellList 3.0
    Resolution(Low) 10.0
    Number of Reflections(Observed) 8411
    Number of Reflections(R-Free) 863
    Percent Reflections(Observed) 78.8
    R-Factor(Observed) 0.222
    R-Work 0.222
    R-Free 0.305
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0
    Shell Resolution(Low) 3.13
    Number of Reflections(R-Free) 65
    Number of Reflections(R-Work) 579
    R-Factor(R-Work) 0.289
    R-Factor(R-Free) 0.42
    R-Free Error 0.052
    Percent Reflections(Observed) 49.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.94
    x_bond_d 0.013
    x_angle_deg 1.75
    x_dihedral_angle_d 24.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.32
    Luzzati Sigma A(Observed) 0.56
    Luzzati Resolution Cutoff(Low) 4.8
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2391
    Nucleic Acid Atoms 0
    Heterogen Atoms 48
    Solvent Atoms 6
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) MERGE
    Structure Solution X-PLOR
    Structure Refinement X-PLOR
     
    Software
    refinement X-PLOR
    model building X-PLOR