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X-RAY DIFFRACTION
Materials and Methods page
1ZEG
  •   Crystallization Hide
    Crystallization Experiments
    Method batch method
    pH 6.5
    Details BATCH METHOD, COMPOSITION OF CRYSTALLISATION SOLUTION 3.5 MG INSULIN + 0.5 ML 0.02M HCL + 0.05 ML 0.12M ZINC ACETATE + 0.25 ML 0.2M TRI-SODIUM CITRATE + 0.2 ML 2.5% (W/V) PHENOL IN ETHANOL + 60 MG NACL, pH 6.5, batch method
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 77.73 α = 90
    b = 77.73 β = 90
    c = 39.16 γ = 120
     
    Space Group
    Space Group Name:    H 3
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 120
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
     
    Diffraction Radiation
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RUH2R
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.6
    Resolution(Low) 14.7
    Number Reflections(Observed) 11469
    Percent Possible(Observed) 98.9
    R Merge I(Observed) 0.023
    B(Isotropic) From Wilson Plot 15.0
    Redundancy 6.5
     
    High Resolution Shell Details
    Resolution(High) 1.6
    Resolution(Low) 1.63
    Percent Possible(All) 96.7
    R Merge I(Observed) 0.038
     
     
  •   Refinement Hide
    Refinement Statistics
    reflnsShellList 1.6
    Resolution(Low) 14.7
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 11469
    Percent Reflections(Observed) 98.9
    R-Work 0.145
    R-Free 0.192
    R-Free Selection Details 5.0
     
    Temperature Factor Modeling
    Mean Isotropic B Value 20.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_transverse_tor 15.3
    p_staggered_tor 11.1
    p_planar_tor 5.7
    p_xyhbond_nbd 0.134
    p_multtor_nbd 0.278
    p_bond_d 0.014
    p_angle_d 0.032
    p_planar_d 0.034
    p_mcbond_it 1.589
    p_mcangle_it 2.363
    p_scbond_it 2.314
    p_scangle_it 3.402
    p_plane_restr 0.027
    p_chiral_restr 0.084
    p_singtor_nbd 0.165
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 812
    Nucleic Acid Atoms 0
    Heterogen Atoms 25
    Solvent Atoms 108
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Refinement REFMAC
     
    Software
    refinement REFMAC
    data reduction SCALEPACK
    data collection DENZO