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X-RAY DIFFRACTION
Materials and Methods page
3CQZ
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 122.51 α = 90
    b = 222.48 β = 90
    c = 374.23 γ = 90
     
    Space Group
    Space Group Name:    I 2 2 2
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL9-2
    Site SSRL
    Beamline BL9-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.8
    Resolution(Low) 20
    Number Reflections(Observed) 124441
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.8
    Resolution(Low) 20.0
    Number of Reflections(Observed) 112956
    Number of Reflections(R-Free) 3507
    Percent Reflections(Observed) 93.4
    R-Factor(Observed) 0.202
    R-Work 0.2
    R-Free 0.273
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 33.1
    Anisotropic B[1][1] 0.33
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.39
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8
    Shell Resolution(Low) 2.88
    Number of Reflections(R-Free) 233
    Number of Reflections(R-Work) 7105
    R-Factor(R-Work) 0.312
    R-Factor(R-Free) 0.406
    Percent Reflections(Observed) 81.47
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.984
    r_scbond_it 1.783
    r_mcangle_it 1.393
    r_mcbond_it 0.792
    r_nbd_refined 0.256
    r_gen_planes_refined 0.005
    r_chiral_restr 0.139
    r_dihedral_angle_4_deg 21.036
    r_dihedral_angle_3_deg 21.707
    r_dihedral_angle_2_deg 39.214
    r_dihedral_angle_1_deg 8.942
    r_angle_refined_deg 1.827
    r_bond_refined_d 0.015
    r_nbtor_refined 0.321
    r_xyhbond_nbd_refined 0.163
    r_symmetry_vdw_refined 0.226
    r_symmetry_hbond_refined 0.299
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 27315
    Nucleic Acid Atoms 0
    Heterogen Atoms 8
    Solvent Atoms 17
     
     
  •   Software and Computing Hide
    Computing
    Structure Refinement REFMAC 5.2.0019
     
    Software
    refinement REFMAC version: 5.2.0019