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X-RAY DIFFRACTION
Materials and Methods page
1NLN
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 298.0
    Details cacodylate, sodium acetate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 111.5 α = 90
    b = 111.5 β = 90
    c = 50.9 γ = 120
     
    Space Group
    Space Group Name:    P 61
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector AREA DETECTOR
    Type MARRESEARCH
    Details collimator
    Collection Date 1995-08-10
     
    Diffraction Radiation
    Monochromator Si crystal
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X12C
    Wavelength List 1.15
    Site NSLS
    Beamline X12C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.6
    Resolution(Low) 30
    Number Reflections(Observed) 44449
    Percent Possible(Observed) 92.5
    R Merge I(Observed) 0.045
    B(Isotropic) From Wilson Plot 16.3
    Redundancy 11.0
     
    High Resolution Shell Details
    Resolution(High) 1.6
    Resolution(Low) 50.0
    Percent Possible(All) 77.1
    R Merge I(Observed) 0.166
    Mean I Over Sigma(Observed) 7.7
    R-Sym I(Observed) 0.154
    Redundancy 5.4
    Number Unique Reflections(All) 3674
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.6
    Resolution(Low) 30.0
    Cut-off Sigma(I) 2.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(Observed) 44447
    Number of Reflections(R-Free) 4380
    Percent Reflections(Observed) 92.5
    R-Work 0.136
    R-Free 0.179
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Isotropic Thermal Model isotropic
    Mean Isotropic B Value 14.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_mcangle_it 2.1
    p_bond_d 0.019
     
    Coordinate Error
    Luzzati Sigma A(Observed) 0.1
    Luzzati Sigma A(R-Free Set) 0.15
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1707
    Nucleic Acid Atoms 0
    Heterogen Atoms 4
    Solvent Atoms 238
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution X-PLOR
    Structure Refinement X-PLOR
     
    Software
    refinement x-plor
    model building X-PLOR
    data reduction SCALEPACK
    data collection DENZO