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An Information Portal to 105025 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1SOK
  •   Crystallization Hide
    Crystallization Experiments
    pH 6
    Temperature 291.0
    Details Tris, peg550mme, ammonium sulfate, sodium citrate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K, pH 6.00
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.09 α = 90
    b = 85.08 β = 90
    c = 64.35 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MAC Science DIP-2030
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS FR591
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.6
    Resolution(Low) 20
    Number Reflections(Observed) 32271
    Percent Possible(Observed) 95.5
    R Merge I(Observed) 0.047
    Redundancy 9.0
     
    High Resolution Shell Details
    Resolution(High) 1.6
    Resolution(Low) 1.66
    Percent Possible(All) 92.0
    R Merge I(Observed) 0.322
    Mean I Over Sigma(Observed) 3.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 1.6
    Resolution(Low) 20.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 30512
    Number of Reflections(Observed) 30512
    Number of Reflections(R-Free) 1543
    Percent Reflections(Observed) 95.54
    R-Factor(Observed) 0.225
    R-Work 0.224
    R-Free 0.242
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 15.19
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.6
    Shell Resolution(Low) 1.641
    Number of Reflections(R-Free) 115
    Number of Reflections(R-Work) 2001
    R-Factor(R-Work) 0.389
    R-Factor(R-Free) 0.467
    Percent Reflections(Observed) 0.389
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.422
    r_scbond_it 1.428
    r_mcangle_it 1.065
    r_nbd_refined 0.181
    r_chiral_restr 0.067
    r_dihedral_angle_3_deg 16.211
    r_dihedral_angle_1_deg 3.487
    r_angle_other_deg 0.681
    r_angle_refined_deg 1.101
    r_bond_other_d 0.001
    r_bond_refined_d 0.006
    r_nbd_other 0.204
    r_xyhbond_nbd_refined 0.092
    r_symmetry_vdw_refined 0.163
    r_symmetry_vdw_other 0.214
    r_symmetry_hbond_refined 0.163
    r_mcbond_it 0.546
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1801
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 148
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement REFMAC 5
     
    Software
    refinement REFMAC version: 5.0
    model building CNS
    data reduction SCALEPACK
    data collection DENZO