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X-RAY DIFFRACTION
Materials and Methods page
1SVU
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.8
    Temperature 289.0
    Details ammonium sulfate, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 155 α = 90
    b = 47 β = 121
    c = 122.7 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 1999-08-13
     
    Diffraction Radiation
    Monochromator NSLS synchrotron
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X12C
    Wavelength List 1.0
    Site NSLS
    Beamline X12C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.66
    Resolution(Low) 24.54
    Percent Possible(Observed) 91.6
    R Merge I(Observed) 0.082
    B(Isotropic) From Wilson Plot 32.2
    Redundancy 3.5
     
    High Resolution Shell Details
    Resolution(High) 2.66
    Resolution(Low) 2.75
    Percent Possible(All) 89.1
    R Merge I(Observed) 0.231
    Mean I Over Sigma(Observed) 3.0
    Number Unique Reflections(All) 1916
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.66
    Resolution(Low) 24.54
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 19780
    Number of Reflections(Observed) 19780
    Number of Reflections(R-Free) 687
    Percent Reflections(Observed) 91.6
    R-Factor(Observed) 0.189
    R-Work 0.189
    R-Free 0.266
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 37.7
    Anisotropic B[1][1] -3.19
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -2.69
    Anisotropic B[2][2] 3.65
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.46
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.66
    Shell Resolution(Low) 2.75
    Number of Reflections(Observed) 1916
    Number of Reflections(R-Free) 81
    Number of Reflections(R-Work) 1592
    R-Factor(R-Work) 0.267
    R-Factor(R-Free) 0.337
    R-Free Error 0.037
    Percent Reflections(Observed) 89.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 0.68
    x_dihedral_angle_d 27.8
    x_angle_deg 1.4
    x_bond_d 0.009
     
    Coordinate Error
    Luzzati ESD(Observed) 0.29
    Luzzati Sigma A(Observed) 0.32
    Luzzati Resolution Cutoff(Low) 24.54
    Luzzati ESD(R-Free Set) 0.5
    Luzzati Sigma A(R-Free Set) 0.49
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4881
    Nucleic Acid Atoms 0
    Heterogen Atoms 79
    Solvent Atoms 25
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building AMoRE
    data reduction SCALEPACK
    data collection DENZO