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X-RAY DIFFRACTION
Materials and Methods page
4EGT
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 5.5
    Temperature 289.0
    Details 0.1 M sodium acetate, 1.1 M succinic acid, 1.0% PEG2000 MME, pH 5.5, VAPOR DIFFUSION, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.93 α = 90
    b = 88.14 β = 90
    c = 135.6 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type RAYONIX MX-225
    Collection Date 2010-10-21
     
    Diffraction Radiation
    Monochromator double crystal Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRF BEAMLINE BL17U
    Wavelength List 0.99985
    Site SSRF
    Beamline BL17U
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) -2.0
    Resolution(High) 2
    Resolution(Low) 50
    Number Reflections(All) 36207
    Number Reflections(Observed) 35882
    Percent Possible(Observed) 99.1
    R Merge I(Observed) 0.089
    Redundancy 3.7
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.03
    Percent Possible(All) 99.9
    R Merge I(Observed) 0.231
    Mean I Over Sigma(Observed) 8.3
    Redundancy 3.9
    Number Unique Reflections(All) 1727
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 36.95
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 36207
    Number of Reflections(Observed) 33925
    Number of Reflections(R-Free) 1789
    Percent Reflections(Observed) 98.75
    R-Factor(All) 0.20073
    R-Factor(Observed) 0.20073
    R-Work 0.19916
    R-Free 0.23154
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 22.745
    Anisotropic B[1][1] 0.19
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.22
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.02
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.057
    Number of Reflections(R-Free) 126
    Number of Reflections(R-Work) 2397
    R-Factor(R-Work) 0.229
    R-Factor(R-Free) 0.294
    Percent Reflections(Observed) 97.56
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 5.338
    r_scbond_it 3.441
    r_mcangle_it 2.327
    r_mcbond_it 1.362
    r_gen_planes_refined 0.011
    r_chiral_restr 0.089
    r_dihedral_angle_4_deg 15.477
    r_dihedral_angle_3_deg 12.307
    r_dihedral_angle_2_deg 35.447
    r_dihedral_angle_1_deg 3.964
    r_angle_refined_deg 1.245
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4870
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 192
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0072
     
    Software
    refinement REFMAC version: 5.5.0072
    model building PHASER
    data collection MAR345dtb