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X-RAY DIFFRACTION
Materials and Methods page
1RZ8
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 293.0
    Details 50% saturated ammonium sulfate, 10% 2-methyl-2,4-pentanediol, 0.1M imidazole, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 63.21 α = 90
    b = 117.46 β = 90
    c = 154.81 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS
    Collection Date 1996-01-18
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.2
    Resolution(Low) 20
    Number Reflections(Observed) 55222
    B(Isotropic) From Wilson Plot 19.7
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.28
    Percent Possible(All) 70.8
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.3
    Resolution(Low) 19.99
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 49452
    Number of Reflections(R-Free) 5019
    Percent Reflections(Observed) 95.2
    R-Factor(Observed) 0.2121
    R-Work 0.212
    R-Free 0.262
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 29.0
    Anisotropic B[1][1] 10.5
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -4.55
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -5.95
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.44
    Number of Reflections(R-Free) 776
    Number of Reflections(R-Work) 6538
    R-Factor(R-Work) 0.3
    R-Factor(R-Free) 0.332
    R-Free Error 0.012
    Percent Reflections(Observed) 85.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.97
    c_scbond_it 2.03
    c_mcangle_it 2.3
    c_mcbond_it 1.36
    c_improper_angle_d 0.82
    c_dihedral_angle_d 27.2
    c_angle_deg 1.4
    c_bond_d 0.006
     
    Coordinate Error
    Luzzati ESD(Observed) 0.29
    Luzzati Sigma A(Observed) 0.5
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.36
    Luzzati Sigma A(R-Free Set) 0.43
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 6716
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 474
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building AMoRE
    data reduction SCALEPACK
    data collection DENZO