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X-RAY DIFFRACTION
Materials and Methods page
4ANS
  •   Crystallization Hide
    Crystallization Experiments
    pH 8.5
    Details CRYSTALS WERE GROWN BY THE HANGING DROP VAPOR DIFFUSION METHOD AT 13 DEGRESS CELSIUS BY MIXING 2 MICROLITERS OF PROTEIN SOLUTION WITH A RESERVOIR SOLUTION CONTAINING: 18% (W/V) PEG 3350, 0.1 M TRIS PH 8.5, 0.2M LITHIUM SULFATE, 0.1(W/V) BETA-OCTYLGLCOSIDE.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.52 α = 90
    b = 57.4 β = 90
    c = 105.07 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 87
     
    Diffraction Detector
    Detector PIXEL (PILATUS 6M)
    Type DECTRIS
    Collection Date 2011-10-17
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 17-ID
    Wavelength 1.0
    Site APS
    Beamline 17-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.85
    Resolution(Low) 105.07
    Number Reflections(Observed) 26466
    Percent Possible(Observed) 96.9
    R Merge I(Observed) 0.04
    B(Isotropic) From Wilson Plot 23.1
    Redundancy 5.9
     
    High Resolution Shell Details
    Resolution(High) 1.85
    Resolution(Low) 1.95
    Percent Possible(All) 82.1
    R Merge I(Observed) 0.43
    Mean I Over Sigma(Observed) 3.7
    Redundancy 4.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.85
    Resolution(Low) 52.53
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 26412
    Number of Reflections(Observed) 26412
    Number of Reflections(R-Free) 762
    Percent Reflections(Observed) 95.2
    R-Factor(Observed) 0.201
    R-Work 0.2
    R-Free 0.231
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 31.6
    Anisotropic B[1][1] -0.87
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -4.2
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 5.06
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.84
    Shell Resolution(Low) 1.96
    Number of Reflections(R-Free) 95
    Number of Reflections(R-Work) 3240
    R-Factor(R-Work) 0.245
    R-Factor(R-Free) 0.264
    R-Free Error 0.027
    Percent Reflections(Observed) 73.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.6
    c_scbond_it 2.37
    c_mcangle_it 2.24
    c_mcbond_it 1.49
    c_improper_angle_d 0.66
    c_bond_d 0.005
    c_angle_deg 0.8
    c_dihedral_angle_d 18.5
     
    Coordinate Error
    Luzzati ESD(Observed) 0.2
    Luzzati Sigma A(Observed) 0.13
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.24
    Luzzati Sigma A(R-Free Set) 0.14
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2313
    Nucleic Acid Atoms 0
    Heterogen Atoms 30
    Solvent Atoms 210
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) AUTOPROC
    Data Reduction (data scaling) SCALAVIS
    Structure Solution CNX
    Structure Refinement CNX 2005
     
    Software
    refinement CNX version: 2005
    model building CNX