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X-RAY DIFFRACTION
Materials and Methods page
4FMM
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6
    Temperature 289.0
    Details 0.2 M magnesium acetate tetrahydrate, 0.1 M sodium cacodylate trihydrate, pH 6.0, 20% w/v PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 76.18 α = 90
    b = 76.91 β = 90
    c = 294.96 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315r
    Collection Date 2011-11-07
     
    Diffraction Radiation
    Monochromator double crystal Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRF BEAMLINE BL17U
    Wavelength List 0.97915
    Site SSRF
    Beamline BL17U
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 5.0
    Resolution(High) 2.34
    Resolution(Low) 147.48
    Number Reflections(Observed) 37249
    Percent Possible(Observed) 95.7
    R Merge I(Observed) 0.057
    Redundancy 6.4
     
    High Resolution Shell Details
    Resolution(High) 2.34
    Resolution(Low) 2.38
    Percent Possible(All) 76.0
    R Merge I(Observed) 0.105
    Redundancy 4.1
    Number Unique Reflections(All) 1407
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 2.34
    Resolution(Low) 47.414
    Number of Reflections(Observed) 33809
    Number of Reflections(R-Free) 1781
    Percent Reflections(Observed) 95.66
    R-Factor(Observed) 0.21696
    R-Work 0.21445
    R-Free 0.26363
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 23.122
    Anisotropic B[1][1] 0.41
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.8
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.21
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.34
    Shell Resolution(Low) 2.398
    Number of Reflections(R-Free) 99
    Number of Reflections(R-Work) 1960
    R-Factor(R-Work) 0.249
    R-Factor(R-Free) 0.313
    Percent Reflections(Observed) 76.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 1.807
    r_scbond_it 1.078
    r_mcangle_it 0.833
    r_mcbond_it 0.446
    r_gen_planes_refined 0.004
    r_chiral_restr 0.07
    r_dihedral_angle_4_deg 13.906
    r_dihedral_angle_3_deg 15.739
    r_dihedral_angle_2_deg 31.746
    r_dihedral_angle_1_deg 4.865
    r_angle_refined_deg 1.095
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 5182
    Nucleic Acid Atoms 0
    Heterogen Atoms 57
    Solvent Atoms 270
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution PHENIX
    Structure Refinement REFMAC 5.5.0072
     
    Software
    refinement REFMAC version: 5.5.0072
    model building PHENIX
    data collection HKL-2000