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X-RAY DIFFRACTION
Materials and Methods page
2XQG
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details AMMONIUM SULFATE 2.1, M 2-(N -MORPHOLINO)-ETHANESULFONIC ACID 0.1 M, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K .
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 154.6 α = 90
    b = 154.6 β = 90
    c = 127.61 γ = 90
     
    Space Group
    Space Group Name:    I 4 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2009-10-04
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-1
    Wavelength 0.933
    Site ESRF
    Beamline ID14-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.3
    Resolution(Low) 41.5
    Number Reflections(Observed) 34420
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.07
    Redundancy 7.3
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.5
    Percent Possible(All) 99.6
    R Merge I(Observed) 0.45
    Mean I Over Sigma(Observed) 4.8
    Redundancy 7.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.3
    Resolution(Low) 41.51
    Number of Reflections(Observed) 33383
    Number of Reflections(R-Free) 1036
    Percent Reflections(Observed) 99.77
    R-Factor(Observed) 0.16364
    R-Work 0.16207
    R-Free 0.21461
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 38.092
    Anisotropic B[1][1] 0.34
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.34
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.68
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.36
    Number of Reflections(R-Free) 79
    Number of Reflections(R-Work) 2390
    R-Factor(R-Work) 0.217
    R-Factor(R-Free) 0.27
    Percent Reflections(Observed) 99.24
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 5.332
    r_scbond_it 3.385
    r_mcangle_it 1.903
    r_mcbond_it 1.084
    r_gen_planes_refined 0.011
    r_chiral_restr 0.144
    r_dihedral_angle_4_deg 19.721
    r_dihedral_angle_3_deg 17.12
    r_dihedral_angle_2_deg 36.771
    r_dihedral_angle_1_deg 7.417
    r_angle_refined_deg 2.051
    r_bond_refined_d 0.023
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4203
    Nucleic Acid Atoms 0
    Heterogen Atoms 185
    Solvent Atoms 419
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.5.0102
     
    Software
    refinement REFMAC version: 5.5.0102
    model building MOLREP