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X-RAY DIFFRACTION
Materials and Methods page
1K8P
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 286.0
    Details MPD, KCl, LiCl, MgCl2, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 286K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 56.61 α = 90
    b = 56.61 β = 90
    c = 40.55 γ = 120
     
    Space Group
    Space Group Name:    P 31 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 103
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Details Osmic mirror
    Collection Date 2001-05-01
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.4
    Resolution(Low) 26
    Number Reflections(All) 3130
    Number Reflections(Observed) 2870
    Percent Possible(Observed) 90.9
    R Merge I(Observed) 0.068
    Redundancy 10.0
     
    High Resolution Shell Details
    Resolution(High) 2.4
    Resolution(Low) 2.49
    Percent Possible(All) 99.7
    R Merge I(Observed) 0.28
    Mean I Over Sigma(Observed) 9.6
    Redundancy 10.0
    Number Unique Reflections(All) 294
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 2.4
    Resolution(Low) 10.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 3029
    Number of Reflections(Observed) 2572
    Number of Reflections(R-Free) 286
    R-Factor(All) 0.197
    R-Factor(Observed) 0.193
    R-Work 0.189
    R-Free 0.28
    R-Free Selection Details Random
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_from_restr_planes 0.012
    s_bond_d 0.007
    s_anti_bump_dis_restr 0.004
    s_angle_d 0.016
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 502
    Heterogen Atoms 3
    Solvent Atoms 50
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) R-AXIS
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement SHELXL-97
     
    Software
    refinement SHELXL-97
    model building CNS