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X-RAY DIFFRACTION
Materials and Methods page
1U4O
  •   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 = 80.2 α = 90
    b = 85.22 β = 90
    c = 92.23 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 MAC Science DIP-2020
    Details Mirrors
    Collection Date 2001-09-03
     
    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) 1.7
    Resolution(Low) 30
    Number Reflections(Observed) 33794
    Percent Possible(Observed) 96.0
    Redundancy 7.0
     
    High Resolution Shell Details
    Resolution(High) 1.7
    Resolution(Low) 1.78
    Percent Possible(All) 93.2
    Mean I Over Sigma(Observed) 3.3
    R-Sym I(Observed) 0.29
    Redundancy 3.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.7
    Resolution(Low) 29.24
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 33274
    Number of Reflections(Observed) 31601
    Number of Reflections(R-Free) 1673
    Percent Reflections(Observed) 94.57
    R-Factor(All) 0.14689
    R-Factor(Observed) 0.14689
    R-Work 0.14514
    R-Free 0.18054
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model Isotropic
    Mean Isotropic B Value 11.329
    Anisotropic B[1][1] -0.44
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.03
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.59
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.696
    Shell Resolution(Low) 1.74
    Number of Reflections(Observed) 2178
    Number of Reflections(R-Free) 98
    Number of Reflections(R-Work) 2080
    R-Factor(R-Work) 0.213
    R-Factor(R-Free) 0.251
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.137
    r_scbond_it 1.969
    r_mcangle_it 1.145
    r_mcbond_it 0.654
    r_symmetry_hbond_refined 0.181
    r_symmetry_vdw_other 0.268
    r_symmetry_vdw_refined 0.169
    r_bond_refined_d 0.013
    r_bond_other_d 0.002
    r_angle_refined_deg 1.39
    r_angle_other_deg 1.354
    r_dihedral_angle_1_deg 5.555
    r_chiral_restr 0.112
    r_gen_planes_refined 0.008
    r_gen_planes_other 0.011
    r_nbd_refined 0.321
    r_nbd_other 0.235
    r_nbtor_other 0.085
    r_xyhbond_nbd_refined 0.15
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2342
    Nucleic Acid Atoms 0
    Heterogen Atoms 32
    Solvent Atoms 319
     
     
  •   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