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Materials and Methods page
1GPE
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.4
    Details 1.3 M AMMONIUM SULPHATE, 0.1 M CITRATE-PO4 BUFFER PH 7.4
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 57.6 α = 90
    b = 132.1 β = 90
    c = 151.3 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 290
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details MIRRORS
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type MPG/DESY, HAMBURG BEAMLINE BW6
    Wavelength 1.0
    Site MPG/DESY, HAMBURG
    Beamline BW6
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.8
    Resolution(Low) 20
    Number Reflections(Observed) 101999
    Percent Possible(Observed) 94.7
    R Merge I(Observed) 0.068
    B(Isotropic) From Wilson Plot 12.5
    Redundancy 2.5
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.88
    Percent Possible(All) 90.0
    R Merge I(Observed) 0.132
    Mean I Over Sigma(Observed) 8.5
    Redundancy 2.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.8
    Resolution(Low) 20.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 101999
    Number of Reflections(R-Free) 5114
    Percent Reflections(Observed) 94.7
    R-Factor(Observed) 0.164
    R-Work 0.16
    R-Free 0.198
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 14.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    p_special_tor 15.0
    p_transverse_tor 37.8
    p_staggered_tor 13.4
    p_planar_tor 3.7
    p_xyhbond_nbd 0.158
    p_multtor_nbd 0.242
    p_bond_d 0.008
    p_angle_d 0.028
    p_planar_d 0.03
    p_mcbond_it 0.95
    p_mcangle_it 1.51
    p_scbond_it 1.339
    p_scangle_it 2.101
    p_plane_restr 0.021
    p_chiral_restr 0.104
    p_singtor_nbd 0.185
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 9018
    Nucleic Acid Atoms 0
    Heterogen Atoms 340
    Solvent Atoms 709
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution MERLOT
    Structure Refinement REFMAC
     
    Software
    refinement REFMAC
    model building MERLOT
    data reduction SCALEPACK
    data collection DENZO