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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
3FA0
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.7
    Temperature 277.0
    Details 2 M Na/K phosphate, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 60.37 α = 90
    b = 60.37 β = 90
    c = 96.57 γ = 120
     
    Space Group
    Space Group Name:    P 32 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MAR scanner 345 mm plate
    Collection Date 1999-01-21
     
    Diffraction Radiation
    Monochromator SAGITALLY FOCUSED Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL9-1
    Wavelength List 0.9800
    Site SSRL
    Beamline BL9-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 4.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.09
    Resolution(Low) 28
    Number Reflections(All) 78959
    Number Reflections(Observed) 64093
    Percent Possible(Observed) 92.35
    R Merge I(Observed) 0.57
    B(Isotropic) From Wilson Plot 13.5
    Redundancy 2.7
     
    High Resolution Shell Details
    Resolution(High) 1.09
    Resolution(Low) 1.12
    Percent Possible(All) 89.6
    R Merge I(Observed) 0.35
    Mean I Over Sigma(Observed) 2.2
    R-Sym I(Observed) 0.35
    Redundancy 2.4
    Number Unique Reflections(All) 5557
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method AB INITIO
    reflnsShellList 1.09
    Resolution(Low) 28.0
    Cut-off Sigma(F) 4.0
    Number of Reflections(all) 78959
    Number of Reflections(Observed) 60825
    Number of Reflections(R-Free) 3964
    Percent Reflections(Observed) 92.4
    R-Factor(All) 0.1639
    R-Factor(Observed) 0.1576
    R-Work 0.1485
    R-Free 0.1883
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.09
    Shell Resolution(Low) 1.12
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_approx_iso_adps 0.094
    s_similar_adp_cmpnt 0.046
    s_rigid_bond_adp_cmpnt 0.006
    s_anti_bump_dis_restr 0.045
    s_non_zero_chiral_vol 0.079
    s_zero_chiral_vol 0.08
    s_from_restr_planes 0.0245
    s_similar_dist 0.0
    s_angle_d 0.029
    s_bond_d 0.015
     
    Coordinate Error
    Luzzati ESD(Observed) 0.06
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1288
    Nucleic Acid Atoms 0
    Heterogen Atoms 25
    Solvent Atoms 218
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution SHELX
    Structure Refinement SHELXL-97
     
    Software
    refinement SHELXL-97
    model building SHELX
    data collection MAR345dtb