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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
2NUE
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 8.5
    Temperature 293.0
    Details 0.2 M NaCl + 16% PEG3350 in 0.1 M Tris-Cl, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 101.6 α = 90
    b = 101.66 β = 103.69
    c = 67.08 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 MARMOSAIC 300 mm CCD
    Details mirror
    Collection Date 2005-01-18
     
    Diffraction Radiation
    Monochromator Silicon
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-ID
    Wavelength List 1.0000
    Site APS
    Beamline 22-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.9
    Resolution(Low) 30
    Number Reflections(All) 13199
    Number Reflections(Observed) 13199
    Percent Possible(Observed) 89.1
    R Merge I(Observed) 0.072
    B(Isotropic) From Wilson Plot 72.4
    Redundancy 2.6
     
    High Resolution Shell Details
    Resolution(High) 2.9
    Resolution(Low) 3.0
    Percent Possible(All) 53.4
    R Merge I(Observed) 0.16
    Mean I Over Sigma(Observed) 3.4
    Redundancy 1.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.9
    Resolution(Low) 29.11
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 13142
    Number of Reflections(Observed) 13142
    Number of Reflections(R-Free) 669
    Percent Reflections(Observed) 89.1
    R-Factor(Observed) 0.238
    R-Work 0.238
    R-Free 0.275
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 98.4
    Anisotropic B[1][1] 21.63
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 5.75
    Anisotropic B[2][2] -0.29
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -21.35
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.9
    Shell Resolution(Low) 3.08
    Number of Reflections(R-Free) 79
    Number of Reflections(R-Work) 1427
    R-Factor(R-Work) 0.347
    R-Factor(R-Free) 0.364
    R-Free Error 0.041
    Percent Reflections(Observed) 61.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 8.18
    c_scbond_it 5.52
    c_mcangle_it 4.85
    c_mcbond_it 3.04
    c_improper_angle_d 0.86
    c_bond_d 0.004
    c_angle_deg 0.8
    c_dihedral_angle_d 16.9
     
    Coordinate Error
    Luzzati ESD(Observed) 0.42
    Luzzati Sigma A(Observed) 0.34
    Luzzati Resolution Cutoff(Low) 30.0
    Luzzati ESD(R-Free Set) 0.53
    Luzzati Sigma A(R-Free Set) 0.36
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3676
    Nucleic Acid Atoms 980
    Heterogen Atoms 0
    Solvent Atoms 28
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MARCCD
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution Phaser
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0