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X-RAY DIFFRACTION
Materials and Methods page
4J7L
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 293.0
    Details 20% w/v PEG 3350, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 50.01 α = 90
    b = 87.66 β = 112.18
    c = 53.94 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2012-03-21
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength List 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.8
    Resolution(Low) 30
    Number Reflections(Observed) 44345
    Percent Possible(Observed) 94.3
    B(Isotropic) From Wilson Plot 14.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 1.8
    Resolution(Low) 28.95
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 37023
    Number of Reflections(R-Free) 1857
    Percent Reflections(Observed) 92.7
    R-Factor(All) 0.195
    R-Factor(Observed) 0.183
    R-Work 0.183
    R-Free 0.215
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 24.5
    Anisotropic B[1][1] -5.18
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 1.35
    Anisotropic B[2][2] -3.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 8.24
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.8
    Shell Resolution(Low) 1.86
    Number of Reflections(R-Free) 140
    Number of Reflections(R-Work) 2890
    R-Factor(R-Work) 0.268
    R-Factor(R-Free) 0.311
    R-Free Error 0.026
    Percent Reflections(Observed) 75.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 5.04
    c_scbond_it 3.56
    c_mcangle_it 4.78
    c_mcbond_it 3.32
    c_improper_angle_d 0.95
    c_dihedral_angle_d 23.6
    c_angle_deg 1.2
    c_bond_d 0.005
     
    Coordinate Error
    Luzzati ESD(Observed) 0.19
    Luzzati Sigma A(Observed) 0.2
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.23
    Luzzati Sigma A(R-Free Set) 0.22
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2889
    Nucleic Acid Atoms 101
    Heterogen Atoms 27
    Solvent Atoms 365
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.3
     
    Software
    refinement CNS version: 1.3
    model building CNS
    data collection CBASS