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X-RAY DIFFRACTION
Materials and Methods page
4H20
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 7.4
    Temperature 277.0
    Details 25 mM NaCl, 10 mM Tris-HCl (pH 7.4),1 mM EDTA, 95-98 mM lithium nitrate, 20% w/v PEG 3350, VAPOR DIFFUSION, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 39.64 α = 90
    b = 85.93 β = 90
    c = 130.07 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 CCD
    Type Bruker Platinum 135
    Details Helios
    Collection Date 2011-08-19
     
    Diffraction Radiation
    Monochromator Ni Filter
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type BRUKER AXS MICROSTAR
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.9
    Resolution(Low) 14.8
    Number Reflections(All) 34728
    Number Reflections(Observed) 34728
    Percent Possible(Observed) 96.8
    B(Isotropic) From Wilson Plot 5.6
    Redundancy 4.2
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 2.0
    Percent Possible(All) 87.0
    Mean I Over Sigma(Observed) 7.68
    R-Sym I(Observed) 9.34
    Redundancy 1.7
    Number Unique Reflections(All) 4383
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 14.8
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 34728
    Number of Reflections(Observed) 34728
    Number of Reflections(R-Free) 2070
    Percent Reflections(Observed) 96.8
    R-Factor(All) 0.197
    R-Factor(Observed) 0.197
    R-Work 0.195
    R-Free 0.223
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 2.02
    Number of Reflections(Observed) 4880
    Number of Reflections(R-Free) 318
    R-Factor(R-Work) 0.202
    R-Factor(R-Free) 0.239
    R-Free Error 0.013
    Percent Reflections(Observed) 88.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    Improper Angles 0.75
    Dihedral Angles 27.1
    Bond Angles 1.4
    Bond Lengths 0.005
     
    Coordinate Error
    Luzzati ESD(Observed) 0.2
    Luzzati Sigma A(Observed) 0.07
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.23
    Luzzati Sigma A(R-Free Set) 0.13
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3307
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 382
     
     
  •   Software and Computing Hide
    Computing
    Data Collection PROTEUM PLUS
    Data Reduction (intensity integration) PROTEUM PLUS
    Data Reduction (data scaling) PROTEUM PLUS
    Structure Solution MR CCP4
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building MR version: CCP4
    data collection PROTEUM version: PLUS