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An Information Portal to 105212 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1IE7
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.3
    Temperature 293.0
    Details 1.8 M AMS, 100 mM Sodium Phosphate, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 131.49 α = 90
    b = 131.49 β = 90
    c = 189.49 γ = 120
     
    Space Group
    Space Group Name:    P 63 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details BENT MIRROR
    Collection Date 1998-06-10
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE BW7B
    Wavelength List 0.834
    Site EMBL/DESY, HAMBURG
    Beamline BW7B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.85
    Resolution(Low) 11.99
    Number Reflections(All) 82718
    Number Reflections(Observed) 379334
    Percent Possible(Observed) 99.3
    R Merge I(Observed) 0.097
    B(Isotropic) From Wilson Plot 22.08
    Redundancy 4.58
     
    High Resolution Shell Details
    Resolution(High) 1.85
    Resolution(Low) 1.88
    Percent Possible(All) 94.3
    R Merge I(Observed) 0.448
    Mean I Over Sigma(Observed) 1.85
    R-Sym I(Observed) 0.448
    Redundancy 3.14
    Number Unique Reflections(All) 3824
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.85
    Resolution(Low) 11.99
    Cut-off Sigma(I) 2.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(all) 80351
    Number of Reflections(Observed) 80351
    Number of Reflections(R-Free) 1607
    Percent Reflections(Observed) 99.3
    R-Factor(Observed) 0.19
    R-Work 0.17
    R-Free 0.21
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 30.7
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.85
    Shell Resolution(Low) 1.93
    Number of Reflections(Observed) 9374
    Number of Reflections(R-Free) 204
    R-Factor(R-Work) 0.3
    R-Factor(R-Free) 0.316
    Percent Reflections(Observed) 94.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_special_tor 0.0
    p_scangle_it 5.03
    p_scbond_it 3.943
    p_mcangle_it 2.374
    p_mcbond_it 1.891
    p_transverse_tor 29.1
    p_staggered_tor 14.5
    p_planar_tor 5.1
    p_planar_d 0.44
    p_angle_d 0.033
    p_bond_d 0.012
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 6054
    Nucleic Acid Atoms 0
    Heterogen Atoms 7
    Solvent Atoms 896
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement REFMAC
     
    Software
    refinement REFMAC
    model building AMORE