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X-RAY DIFFRACTION
Materials and Methods page
4I1L
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.3
    Temperature 291.0
    Details 20MM HEPES, PH 7.3, 1MM TCEP, 0.5% CHAPS, 100MM NACL, 100MM NAAC PH 4.5, ~1.8M MGSO4, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 37.13 α = 90
    b = 37.13 β = 90
    c = 135.67 γ = 90
     
    Space Group
    Space Group Name:    P 43 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 210
    Details MIRRORS
    Collection Date 2008-02-26
     
    Diffraction Radiation
    Monochromator Si 111 CHANNEL
    Diffraction Protocol MAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X12B
    Wavelength 1.0
    Wavelength List 1.0000
    Site NSLS
    Beamline X12B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.1
    Resolution(Low) 50
    Number Reflections(All) 6154
    Number Reflections(Observed) 6111
    Percent Possible(Observed) 99.3
    R Merge I(Observed) 0.064
    B(Isotropic) From Wilson Plot 50.0
    Redundancy 5.2
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.18
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.511
    Mean I Over Sigma(Observed) 3.75
    R-Sym I(Observed) 0.511
    Redundancy 5.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 2.1
    Resolution(Low) 35.81
    Cut-off Sigma(F) 2.0
    Number of Reflections(all) 5811
    Number of Reflections(Observed) 5811
    Number of Reflections(R-Free) 280
    Percent Reflections(Observed) 100.0
    R-Factor(Observed) 0.238
    R-Work 0.236
    R-Free 0.289
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 49.457
    Anisotropic B[1][1] 2.37
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.37
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -4.75
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.15
    Number of Reflections(R-Free) 18
    Number of Reflections(R-Work) 406
    R-Factor(R-Work) 0.218
    R-Factor(R-Free) 0.197
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 7.843
    r_scbond_it 4.977
    r_mcangle_it 2.649
    r_mcbond_it 1.399
    r_gen_planes_refined 0.01
    r_chiral_restr 0.141
    r_dihedral_angle_4_deg 6.664
    r_dihedral_angle_3_deg 17.567
    r_dihedral_angle_2_deg 33.156
    r_dihedral_angle_1_deg 6.488
    r_angle_refined_deg 1.889
    r_bond_refined_d 0.025
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 471
    Nucleic Acid Atoms 0
    Heterogen Atoms 26
    Solvent Atoms 19
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution SOLVE
    Structure Refinement REFMAC 5.4.0069
     
    Software
    refinement REFMAC version: 5.4.0069
    model building SOLVE
    data collection ADSC version: Quantum