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X-RAY DIFFRACTION
Materials and Methods page
4B9A
  •   Crystallization Hide
    Crystallization Experiments
    pH 8.5
    Details 0.1 M LISO4, 1.25 M (NH4)2SO4, 0.1M TRIS HCL, PH 8.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 83.91 α = 90
    b = 83.91 β = 90
    c = 140.73 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (QUANTUM 315R)
    Type ADSC
    Collection Date 2010-06-17
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-1
    Wavelength 0.95373
    Site ESRF
    Beamline ID23-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.45
    Resolution(Low) 72.08
    Number Reflections(Observed) 89489
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.1
    Redundancy 7.6
     
    High Resolution Shell Details
    Resolution(High) 1.45
    Resolution(Low) 1.53
    Percent Possible(All) 99.8
    R Merge I(Observed) 0.8
    Mean I Over Sigma(Observed) 2.3
    Redundancy 6.7
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.45
    Resolution(Low) 27.45
    Number of Reflections(Observed) 84909
    Number of Reflections(R-Free) 4482
    Percent Reflections(Observed) 99.95
    R-Factor(Observed) 0.11199
    R-Work 0.11059
    R-Free 0.13771
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 15.725
    Anisotropic B[1][1] 0.08
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.08
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.16
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.45
    Shell Resolution(Low) 1.488
    Number of Reflections(R-Free) 317
    Number of Reflections(R-Work) 6126
    R-Factor(R-Work) 0.246
    R-Factor(R-Free) 0.267
    Percent Reflections(Observed) 99.64
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_sphericity_bonded 13.645
    r_sphericity_free 51.279
    r_rigid_bond_restr 3.841
    r_mcangle_it 15.587
    r_mcbond_other 11.727
    r_mcbond_it 12.386
    r_nbd_refined 0.29
    r_gen_planes_other 0.002
    r_gen_planes_refined 0.011
    r_chiral_restr 0.115
    r_dihedral_angle_4_deg 16.047
    r_dihedral_angle_3_deg 10.784
    r_dihedral_angle_2_deg 31.153
    r_dihedral_angle_1_deg 5.324
    r_angle_other_deg 0.885
    r_angle_refined_deg 1.758
    r_bond_other_d 0.001
    r_bond_refined_d 0.015
    r_nbd_other 0.218
    r_nbtor_refined 0.189
    r_nbtor_other 0.107
    r_xyhbond_nbd_refined 0.204
    r_xyhbond_nbd_other 0.397
    r_symmetry_vdw_refined 0.374
    r_symmetry_vdw_other 0.258
    r_symmetry_hbond_refined 0.127
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2353
    Nucleic Acid Atoms 0
    Heterogen Atoms 84
    Solvent Atoms 436
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building PHASER