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X-RAY DIFFRACTION
Materials and Methods page
2XUO
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details PROTEIN WAS CRYSTALLIZED FROM PEG-600 25-35% (V/V) IN 50-100 MM HEPES, PH 6.0-7.0, OR WITH PEG-550 MME 30% (V/V) IN 50 MM NA ACETATE, PH 7.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 78.91 α = 90
    b = 110.41 β = 90
    c = 227.57 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 ADSC
    Collection Date 2006-03-22
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-3
    Wavelength 0.931
    Site ESRF
    Beamline ID14-3
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.8
    Resolution(Low) 20
    Number Reflections(Observed) 49788
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.09
    B(Isotropic) From Wilson Plot 72.0
    Redundancy 5.2
     
    High Resolution Shell Details
    Resolution(High) 2.8
    Resolution(Low) 2.95
    Percent Possible(All) 99.8
    R Merge I(Observed) 0.54
    Mean I Over Sigma(Observed) 3.6
    Redundancy 5.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method OTHER
    reflnsShellList 2.8
    Resolution(Low) 20.0
    Number of Reflections(Observed) 48621
    Number of Reflections(R-Free) 1020
    Percent Reflections(Observed) 99.88
    R-Factor(Observed) 0.19989
    R-Work 0.19891
    R-Free 0.24672
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 59.252
    Anisotropic B[1][1] 4.26
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 3.13
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -7.4
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8
    Shell Resolution(Low) 2.871
    Number of Reflections(R-Free) 82
    Number of Reflections(R-Work) 3475
    R-Factor(R-Work) 0.29
    R-Factor(R-Free) 0.359
    Percent Reflections(Observed) 99.75
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.444
    r_scbond_it 1.377
    r_mcangle_it 0.951
    r_mcbond_it 0.489
    r_gen_planes_refined 0.007
    r_chiral_restr 0.107
    r_dihedral_angle_4_deg 21.387
    r_dihedral_angle_3_deg 17.638
    r_dihedral_angle_2_deg 34.715
    r_dihedral_angle_1_deg 6.914
    r_angle_refined_deg 1.576
    r_bond_refined_d 0.011
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 8325
    Nucleic Acid Atoms 0
    Heterogen Atoms 119
    Solvent Atoms 37
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution REFMAC5
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building REFMAC5