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X-RAY DIFFRACTION
Materials and Methods page
2C68
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.2
    Details PEG3350, HEPES PH 7.2, AMMONIUM ACETATE, VAPOR DIFFUSION HANGING DROP, ROOM TEMPERATURE
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 53.09 α = 90
    b = 72.03 β = 90
    c = 71.88 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 IMAGE PLATE
    Type RIGAKU
    Details MIRRORS
    Collection Date 2003-04-08
     
    Diffraction Radiation
    Monochromator MSC OSMIC BLUE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RUH3R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.95
    Resolution(Low) 35
    Number Reflections(Observed) 20039
    Percent Possible(Observed) 96.9
    R Merge I(Observed) 0.05
    Redundancy 3.7
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 2.02
    Percent Possible(All) 96.9
    R Merge I(Observed) 0.23
    Mean I Over Sigma(Observed) 2.9
    Redundancy 1.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.95
    Resolution(Low) 15.0
    Number of Reflections(Observed) 18310
    Number of Reflections(R-Free) 1678
    Percent Reflections(Observed) 96.9
    R-Factor(Observed) 0.185
    R-Work 0.18
    R-Free 0.249
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 30.89
    Anisotropic B[1][1] 0.77
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.05
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.28
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.95
    Shell Resolution(Low) 2.0
    Number of Reflections(R-Free) 67
    Number of Reflections(R-Work) 998
    R-Factor(R-Work) 0.214
    R-Factor(R-Free) 0.265
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.526
    r_scbond_it 2.263
    r_mcangle_it 1.527
    r_mcbond_it 0.838
    r_nbd_refined 0.219
    r_gen_planes_refined 0.006
    r_chiral_restr 0.1
    r_dihedral_angle_1_deg 5.99
    r_angle_refined_deg 1.46
    r_bond_refined_d 0.015
    r_xyhbond_nbd_refined 0.169
    r_symmetry_vdw_refined 0.186
    r_symmetry_hbond_refined 0.146
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2321
    Nucleic Acid Atoms 0
    Heterogen Atoms 24
    Solvent Atoms 267
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) CRYSTALCLEAR
    Data Reduction (data scaling) D*TREK
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.1.24
     
    Software
    refinement REFMAC version: 5.1.24
    model building MOLREP