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X-RAY DIFFRACTION
Materials and Methods page
1AKI
  •   Crystallization Hide
    Crystallization Experiments
    pH 4.48
    Details pH 4.48
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 59.06 α = 90
    b = 68.45 β = 90
    c = 30.52 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 298
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IIC
    Collection Date 1995-11
     
    Diffraction Radiation
    Monochromator GRAPHITE(002)
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RUH2R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 1.0
    Resolution(High) 1.5
    Resolution(Low) 15
    Number Reflections(Observed) 20571
    Percent Possible(Observed) 91.1
    R Merge I(Observed) 0.044
    Redundancy 3.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.5
    Resolution(Low) 10.0
    Cut-off Sigma(F) 1.0
    Number of Reflections(Observed) 16327
    Percent Reflections(Observed) 91.1
    R-Work 0.212
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_transverse_tor 18.9
    p_staggered_tor 17.8
    p_planar_tor 7.9
    p_xyhbond_nbd 0.299
    p_multtor_nbd 0.159
    p_bond_d 0.009
    p_angle_d 0.0034
    p_planar_d 0.024
    p_mcbond_it 2.5
    p_mcangle_it 2.9
    p_scbond_it 3.2
    p_scangle_it 3.6
    p_plane_restr 0.033
    p_chiral_restr 0.212
    p_singtor_nbd 0.183
     
    Coordinate Error
    Luzzati Resolution Cutoff(Low) 10.0
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 78
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) RIGAKU
    Data Reduction (data scaling) BIOTEX
    Structure Solution X-PLOR
    Structure Refinement GPRLSA, X-PLOR
     
    Software
    refinement X-PLOR
    refinement GPRLSA
    model building X-PLOR
    data reduction BIOTEX
    data collection RIGAKU