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X-RAY DIFFRACTION
Materials and Methods page
2XJQ
  •   Crystallization Hide
    Crystallization Experiments
    Details 0.5 M NACL, 0.1 M BISTRIS-PROPANE PH7.5, 20% PEG4000
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 46.27 α = 90
    b = 61.58 β = 90
    c = 106.01 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (Q315R)
    Type ADSC
    Details TOROIDAL MIRROR
    Collection Date 2009-03-06
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-4
    Wavelength 0.976
    Site ESRF
    Beamline ID14-4
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.35
    Resolution(Low) 40.16
    Number Reflections(Observed) 64748
    Percent Possible(Observed) 96.6
    R Merge I(Observed) 0.04
    B(Isotropic) From Wilson Plot 13.2
    Redundancy 4.7
     
    High Resolution Shell Details
    Resolution(High) 1.35
    Resolution(Low) 1.42
    Percent Possible(All) 89.3
    R Merge I(Observed) 0.29
    Mean I Over Sigma(Observed) 5.2
    Redundancy 4.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.35
    Resolution(Low) 20.0
    Number of Reflections(Observed) 63557
    Number of Reflections(R-Free) 1178
    Percent Reflections(Observed) 96.2
    R-Factor(Observed) 0.14309
    R-Work 0.14247
    R-Free 0.17821
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 12.646
    Anisotropic B[1][1] -1.93
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.69
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.76
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.35
    Shell Resolution(Low) 1.385
    Number of Reflections(R-Free) 80
    Number of Reflections(R-Work) 3929
    R-Factor(R-Work) 0.212
    R-Factor(R-Free) 0.259
    Percent Reflections(Observed) 82.02
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_rigid_bond_restr 1.215
    r_scangle_it 4.38
    r_scbond_it 3.147
    r_mcangle_it 2.306
    r_mcbond_other 0.501
    r_mcbond_it 1.525
    r_gen_planes_other 0.002
    r_gen_planes_refined 0.009
    r_chiral_restr 0.099
    r_dihedral_angle_4_deg 8.472
    r_dihedral_angle_3_deg 12.069
    r_dihedral_angle_2_deg 34.502
    r_dihedral_angle_1_deg 6.087
    r_angle_other_deg 0.962
    r_angle_refined_deg 1.567
    r_bond_other_d 0.001
    r_bond_refined_d 0.014
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1924
    Nucleic Acid Atoms 0
    Heterogen Atoms 27
    Solvent Atoms 308
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution REFMAC5
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building REFMAC5