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X-RAY DIFFRACTION
Materials and Methods page
2WKO
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details 20% P3350, 0.2 M AMMONIUM IODIDE, pH 6.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.49 α = 90
    b = 47.16 β = 90.38
    c = 56.36 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Details MIRRORS
    Collection Date 2004-02-26
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SRS BEAMLINE PX9.6
    Wavelength 0.87
    Site SRS
    Beamline PX9.6
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.97
    Resolution(Low) 23.58
    Number Reflections(Observed) 19287
    Percent Possible(Observed) 93.6
    R Merge I(Observed) 0.07
    B(Isotropic) From Wilson Plot 24.5
    Redundancy 2.6
     
    High Resolution Shell Details
    Resolution(High) 1.96
    Resolution(Low) 2.03
    Percent Possible(All) 87.9
    R Merge I(Observed) 0.2
    Mean I Over Sigma(Observed) 2.4
    Redundancy 2.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.97
    Resolution(Low) 56.8
    Number of Reflections(Observed) 17148
    Number of Reflections(R-Free) 914
    Percent Reflections(Observed) 93.65
    R-Factor(Observed) 0.17666
    R-Work 0.1736
    R-Free 0.23072
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 28.188
    Anisotropic B[1][1] 2.12
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -1.41
    Anisotropic B[2][2] -1.69
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.45
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.972
    Shell Resolution(Low) 2.023
    Number of Reflections(R-Free) 76
    Number of Reflections(R-Work) 1159
    R-Factor(R-Work) 0.214
    R-Factor(R-Free) 0.276
    Percent Reflections(Observed) 87.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.06
    r_scbond_it 2.667
    r_mcangle_it 1.668
    r_mcbond_it 1.038
    r_nbd_refined 0.214
    r_gen_planes_refined 0.006
    r_chiral_restr 0.104
    r_dihedral_angle_4_deg 11.552
    r_dihedral_angle_3_deg 16.025
    r_dihedral_angle_2_deg 39.566
    r_dihedral_angle_1_deg 10.05
    r_angle_refined_deg 1.52
    r_bond_refined_d 0.016
    r_nbtor_refined 0.304
    r_xyhbond_nbd_refined 0.194
    r_metal_ion_refined 0.174
    r_symmetry_vdw_refined 0.247
    r_symmetry_hbond_refined 0.167
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2227
    Nucleic Acid Atoms 0
    Heterogen Atoms 7
    Solvent Atoms 291
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL2000
    Data Reduction (data scaling) HKL2000
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.2.0003
     
    Software
    refinement REFMAC version: 5.2.0003
    model building MOLREP