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X-RAY DIFFRACTION
Materials and Methods page
3CCO
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 283.0
    Details 300mM sodium chloride, 50mM sodium cacodylate pH 6.5, 30% v/v MPD, VAPOR DIFFUSION, HANGING DROP, temperature 283K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 61.35 α = 90
    b = 61.35 β = 90
    c = 43.63 γ = 120
     
    Space Group
    Space Group Name:    P 64 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 210
    Details MONOCHROMATOR
    Collection Date 2007-10-07
     
    Diffraction Radiation
    Monochromator Si 111 CHANNEL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-1
    Wavelength List 0.9785
    Site ESRF
    Beamline ID14-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.97
    Resolution(Low) 22.69
    Number Reflections(All) 3739
    Number Reflections(Observed) 3697
    Percent Possible(Observed) 98.9
    R Merge I(Observed) 0.056
    B(Isotropic) From Wilson Plot 33.0
    Redundancy 10.0
     
    High Resolution Shell Details
    Resolution(High) 1.97
    Resolution(Low) 2.04
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.134
    Mean I Over Sigma(Observed) 10.8
    Redundancy 10.8
    Number Unique Reflections(All) 359
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.2
    Resolution(Low) 10.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 2520
    Number of Reflections(Observed) 2520
    Number of Reflections(R-Free) 123
    Percent Reflections(Observed) 98.8
    R-Factor(All) 0.25664
    R-Factor(Observed) 0.25664
    R-Work 0.25436
    R-Free 0.30275
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Overall
    Mean Isotropic B Value 21.26
    Anisotropic B[1][1] 1.39
    Anisotropic B[1][2] 0.7
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.39
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.09
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.2
    Shell Resolution(Low) 2.255
    Number of Reflections(Observed) 178
    Number of Reflections(R-Free) 5
    Number of Reflections(R-Work) 178
    R-Factor(R-Work) 0.324
    R-Factor(R-Free) 0.567
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.389
    r_scbond_it 1.92
    r_nbd_refined 0.394
    r_gen_planes_refined 0.019
    r_chiral_restr 0.138
    r_angle_refined_deg 3.306
    r_bond_refined_d 0.019
    r_nbtor_refined 0.353
    r_xyhbond_nbd_refined 0.318
    r_metal_ion_refined 0.232
    r_symmetry_vdw_refined 0.397
    r_symmetry_hbond_refined 0.179
    r_symmetry_metal_ion_refined 0.101
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 219
    Heterogen Atoms 130
    Solvent Atoms 28
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) d*TREK
    Data Reduction (data scaling) d*TREK
    Structure Solution PHASER
    Structure Refinement REFMAC 5.1.24
     
    Software
    refinement REFMAC version: 5.2.0019