POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
4EX9
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.2
    Temperature 277.0
    Details 20% PEG3000, 0.15M calcium acetate, 0.1M MIB buffer, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 168.79 α = 90
    b = 168.79 β = 90
    c = 168.79 γ = 90
     
    Space Group
    Space Group Name:    I 41 3 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 225 mm CCD
    Details mirror
    Collection Date 2011-01-01
     
    Diffraction Radiation
    Monochromator Si 111 CHANNEL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-2
    Wavelength List 0.8726
    Site ESRF
    Beamline ID23-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 3.15
    Resolution(Low) 50
    Number Reflections(Observed) 7414
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.154
    B(Isotropic) From Wilson Plot 70.0
    Redundancy 7.7
     
    High Resolution Shell Details
    Resolution(High) 3.15
    Resolution(Low) 3.32
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.807
    Mean I Over Sigma(Observed) 2.5
    Redundancy 7.9
    Number Unique Reflections(All) 1056
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.15
    Resolution(Low) 50.0
    Number of Reflections(Observed) 7036
    Number of Reflections(R-Free) 353
    Percent Reflections(Observed) 99.91
    R-Factor(Observed) 0.22084
    R-Work 0.2195
    R-Free 0.24838
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 76.601
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.15
    Shell Resolution(Low) 3.232
    Number of Reflections(R-Free) 24
    Number of Reflections(R-Work) 442
    R-Factor(R-Work) 0.302
    R-Factor(R-Free) 0.244
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.002
    r_chiral_restr 0.051
    r_dihedral_angle_4_deg 9.918
    r_dihedral_angle_3_deg 13.579
    r_dihedral_angle_2_deg 32.594
    r_dihedral_angle_1_deg 4.13
    r_angle_other_deg 0.217
    r_angle_refined_deg 0.873
    r_bond_other_d 0.0
    r_bond_refined_d 0.004
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2177
    Nucleic Acid Atoms 0
    Heterogen Atoms 32
    Solvent Atoms 2
     
     
  •   Software and Computing Hide
    Computing
    Data Collection DNA
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.6.0117
     
    Software
    refinement REFMAC version: 5.6.0117
    model building MOLREP
    data collection DNA