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X-RAY DIFFRACTION
Materials and Methods page
1JLA
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 5
    Temperature 277.0
    Details pH 5.00, VAPOR DIFFUSION, SITTING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 140.4 α = 90
    b = 111.2 β = 90
    c = 73 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 289
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type FUJI
    Collection Date 1997-11-26
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type PHOTON FACTORY BEAMLINE BL-6A
    Wavelength 1.000
    Wavelength List 1.000
    Site PHOTON FACTORY
    Beamline BL-6A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -1.5
    Resolution(High) 2.5
    Resolution(Low) 30
    Number Reflections(Observed) 40014
    Percent Possible(Observed) 99.2
    R Merge I(Observed) 0.156
    B(Isotropic) From Wilson Plot 48.6
    Redundancy 4.6
     
    High Resolution Shell Details
    Resolution(High) 2.5
    Resolution(Low) 2.59
    Percent Possible(All) 98.1
    Mean I Over Sigma(Observed) 0.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.5
    Resolution(Low) 29.9
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 39716
    Number of Reflections(R-Free) 1989
    Percent Reflections(Observed) 98.6
    R-Factor(Observed) 0.203
    R-Work 0.203
    R-Free 0.273
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 58.6
    Anisotropic B[1][1] 0.17
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.86
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.69
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.5
    Shell Resolution(Low) 2.59
    Number of Reflections(R-Free) 215
    Number of Reflections(R-Work) 3614
    R-Factor(R-Work) 0.336
    R-Factor(R-Free) 0.38
    R-Free Error 0.026
    Percent Reflections(Observed) 96.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 11.05
    c_scbond_it 7.32
    c_mcangle_it 6.34
    c_mcbond_it 3.84
    c_improper_angle_d 0.87
    c_bond_d 0.008
    c_angle_deg 1.4
    c_dihedral_angle_d 23.1
     
    Coordinate Error
    Luzzati ESD(Observed) 0.32
    Luzzati Sigma A(Observed) 0.42
    Luzzati Resolution Cutoff(Low) 30.0
    Luzzati ESD(R-Free Set) 0.43
    Luzzati Sigma A(R-Free Set) 0.48
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7821
    Nucleic Acid Atoms 0
    Heterogen Atoms 27
    Solvent Atoms 46
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building CNS
    data reduction SCALEPACK
    data collection DENZO