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X-RAY DIFFRACTION
Materials and Methods page
1LQD
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.7
    Temperature 298.0
    Details PEG600, MES, CaCl2, pH 5.7, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 56.66 α = 90
    b = 72.4 β = 90
    c = 78.49 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 IMAGE PLATE
    Type MARRESEARCH
    Details Graphite monochromator
    Collection Date 2000-05-04
     
    Diffraction Radiation
    Monochromator Graphite
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS FR571
    Wavelength List 1.54128
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -3.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.7
    Resolution(Low) 50
    Number Reflections(All) 9301
    Number Reflections(Observed) 8383
    Percent Possible(Observed) 90.1
    R Merge I(Observed) 0.085
    Redundancy 2.8
     
    High Resolution Shell Details
    Resolution(High) 2.7
    Resolution(Low) 2.8
    Percent Possible(All) 94.2
    R Merge I(Observed) 0.182
    Mean I Over Sigma(Observed) 3.6
    R-Sym I(Observed) 0.244
    Redundancy 2.7
    Number Unique Reflections(All) 931
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.7
    Resolution(Low) 8.0
    Number of Reflections(all) 9301
    Number of Reflections(Observed) 8383
    Number of Reflections(R-Free) 806
    Percent Reflections(Observed) 90.1
    R-Factor(All) 0.175
    R-Factor(Observed) 0.175
    R-Work 0.161
    R-Free 0.295
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 27.7
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_improper_angle_d 1.96
    x_dihedral_angle_d 24.7
    x_angle_deg 1.38
    x_bond_d 0.007
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2247
    Nucleic Acid Atoms 0
    Heterogen Atoms 33
    Solvent Atoms 294
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution X-PLOR
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building X-PLOR
    data reduction XSCALE
    data collection XDS