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X-RAY DIFFRACTION
Materials and Methods page
1U4S
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 291.0
    Details MPD, Hepes, Imidazole, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 80.09 α = 90
    b = 86.1 β = 90
    c = 91.33 γ = 90
     
    Space Group
    Space Group Name:    I 2 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MACSCIENCE
    Details Mirrors
    Collection Date 2001-09-14
     
    Diffraction Radiation
    Monochromator Graphite
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS FR591
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2
    Resolution(Low) 30
    Number Reflections(All) 19866
    Number Reflections(Observed) 19866
    Percent Possible(Observed) 90.9
    Redundancy 6.0
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.15
    Percent Possible(All) 79.5
    Mean I Over Sigma(Observed) 4.1
    R-Sym I(Observed) 0.174
    Redundancy 2.0
    Number Unique Reflections(All) 3421
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 29.36
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 20360
    Number of Reflections(Observed) 19321
    Number of Reflections(R-Free) 1039
    Percent Reflections(Observed) 94.25
    R-Factor(All) 0.13843
    R-Factor(Observed) 0.13843
    R-Work 0.13578
    R-Free 0.18767
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 16.842
    Anisotropic B[1][1] -1.6
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.73
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.13
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.003
    Shell Resolution(Low) 2.055
    Number of Reflections(R-Free) 55
    Number of Reflections(R-Work) 1045
    R-Factor(R-Work) 0.184
    R-Factor(R-Free) 0.255
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.76
    r_scbond_it 2.325
    r_mcangle_it 1.336
    r_mcbond_it 0.77
    r_symmetry_hbond_refined 0.127
    r_symmetry_vdw_other 0.291
    r_symmetry_vdw_refined 0.171
    r_bond_refined_d 0.016
    r_bond_other_d 0.002
    r_angle_refined_deg 1.481
    r_angle_other_deg 0.829
    r_dihedral_angle_1_deg 5.685
    r_chiral_restr 0.088
    r_gen_planes_refined 0.007
    r_gen_planes_other 0.007
    r_nbd_refined 0.316
    r_nbd_other 0.24
    r_nbtor_other 0.084
    r_xyhbond_nbd_refined 0.143
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2322
    Nucleic Acid Atoms 0
    Heterogen Atoms 18
    Solvent Atoms 235
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement REFMAC 5.1.24
     
    Software
    refinement REFMAC version: 5.1.24