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An Information Portal to 105212 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1XQZ
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 7.5
    Temperature 25.0
    Details PEG1500, 0.1 M Hepes pH 7.5, VAPOR DIFFUSION, temperature 25K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 95.9 α = 90
    b = 95.9 β = 90
    c = 79.96 γ = 120
     
    Space Group
    Space Group Name:    P 65
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU300
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.8
    Resolution(Low) 28.8
    Number Reflections(Observed) 38138
    B(Isotropic) From Wilson Plot 4.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 28.8
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 24430
    Number of Reflections(Observed) 24430
    Number of Reflections(R-Free) 1204
    Percent Reflections(Observed) 99.8
    R-Work 0.249
    R-Free 0.297
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 34.4
    Anisotropic B[1][1] 3.14
    Anisotropic B[1][2] 4.28
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 3.14
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -6.29
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.23
    Number of Reflections(R-Free) 215
    Number of Reflections(R-Work) 3842
    R-Factor(R-Work) 0.448
    R-Factor(R-Free) 0.504
    R-Free Error 0.034
    Percent Reflections(Observed) 99.4
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.01
    c_scbond_it 2.02
    c_mcangle_it 2.36
    c_mcbond_it 1.41
    c_improper_angle_d 0.72
    c_bond_d 0.006
    c_angle_deg 1.2
    c_dihedral_angle_d 22.9
     
    Coordinate Error
    Luzzati ESD(Observed) 0.33
    Luzzati Sigma A(Observed) 0.53
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.38
    Luzzati Sigma A(R-Free Set) 0.61
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2253
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 64
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) R-AXIS
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement CNX 2002
     
    Software
    refinement CNX version: 2002