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X-RAY DIFFRACTION
Materials and Methods page
1S1U
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 5
    Temperature 277.0
    Details pH 5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 139.8 α = 90
    b = 115.5 β = 90
    c = 66 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 1998-06-04
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type PHOTON FACTORY BEAMLINE BL-6A
    Wavelength List 1.000
    Site PHOTON FACTORY
    Beamline BL-6A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -0.5
    Resolution(High) 3
    Resolution(Low) 30
    Number Reflections(Observed) 21774
    Percent Possible(Observed) 98.6
    R Merge I(Observed) 0.097
    B(Isotropic) From Wilson Plot 84.6
    Redundancy 4.09
     
    High Resolution Shell Details
    Resolution(High) 3.0
    Resolution(Low) 3.11
    Percent Possible(All) 98.1
    R Merge I(Observed) 0.59
    Mean I Over Sigma(Observed) 1.0
    Redundancy 3.59
    Number Unique Reflections(All) 2119
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.0
    Resolution(Low) 29.9
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 21738
    Number of Reflections(R-Free) 1060
    Percent Reflections(Observed) 98.5
    R-Factor(Observed) 0.219
    R-Work 0.227
    R-Free 0.285
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 91.0
    Anisotropic B[1][1] -8.5
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -6.07
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 14.57
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0
    Shell Resolution(Low) 3.11
    Number of Reflections(R-Free) 96
    Number of Reflections(R-Work) 2016
    R-Factor(R-Work) 0.361
    R-Factor(R-Free) 0.378
    R-Free Error 0.039
    Percent Reflections(Observed) 97.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 8.7
    c_scbond_it 5.26
    c_mcangle_it 6.26
    c_mcbond_it 3.62
    c_improper_angle_d 0.96
    c_bond_d 0.01
    c_angle_deg 1.6
    c_dihedral_angle_d 23.7
     
    Coordinate Error
    Luzzati ESD(Observed) 0.4
    Luzzati Sigma A(Observed) 0.52
    Luzzati Resolution Cutoff(Low) 30.0
    Luzzati ESD(R-Free Set) 0.53
    Luzzati Sigma A(R-Free Set) 0.55
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7640
    Nucleic Acid Atoms 0
    Heterogen Atoms 20
    Solvent Atoms 0
     
     
  •   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