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X-RAY DIFFRACTION
Materials and Methods page
3L2A
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 3
    Temperature 293.0
    Details 16% PEG3350, 0.1M SODIUM ACETATE, 14% TACSIMATE, pH 3.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.55 α = 90
    b = 51.55 β = 90
    c = 50.87 γ = 90
     
    Space Group
    Space Group Name:    P 41
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315r
    Collection Date 2009-11-22
     
    Diffraction Radiation
    Monochromator DOUBLE CRYSTAL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 19-ID
    Wavelength List 0.979
    Site APS
    Beamline 19-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) -5.0
    Resolution(High) 1.71
    Resolution(Low) 50
    Number Reflections(Observed) 13734
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.7
    Redundancy 7.4
     
    High Resolution Shell Details
    Resolution(High) 1.71
    Resolution(Low) 1.74
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.603
    Mean I Over Sigma(Observed) 2.9
    Redundancy 7.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.71
    Resolution(Low) 22.99
    Number of Reflections(Observed) 13734
    Number of Reflections(R-Free) 729
    Percent Reflections(Observed) 99.85
    R-Factor(All) 0.17257
    R-Factor(Observed) 0.17257
    R-Work 0.17
    R-Free 0.22528
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model ISOTROPIC
    Mean Isotropic B Value 20.753
    Anisotropic B[1][1] -0.01
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.01
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.02
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.71
    Shell Resolution(Low) 1.755
    Number of Reflections(R-Free) 61
    Number of Reflections(R-Work) 991
    R-Factor(R-Work) 0.213
    R-Factor(R-Free) 0.264
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.378
    r_scbond_it 2.149
    r_mcangle_it 1.416
    r_mcbond_it 0.861
    r_symmetry_hbond_refined 0.094
    r_bond_refined_d 0.014
    r_angle_refined_deg 1.313
    r_dihedral_angle_1_deg 5.424
    r_dihedral_angle_2_deg 30.879
    r_dihedral_angle_3_deg 14.042
    r_dihedral_angle_4_deg 17.986
    r_chiral_restr 0.09
    r_gen_planes_refined 0.006
    r_nbd_refined 0.202
    r_nbtor_refined 0.312
    r_xyhbond_nbd_refined 0.155
    r_symmetry_vdw_refined 0.196
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 984
    Nucleic Acid Atoms 0
    Heterogen Atoms 14
    Solvent Atoms 93
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-3000
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution PHASER
    Structure Refinement REFMAC 5.3.0037
     
    Software
    refinement REFMAC version: 5.3.0037
    model building PHASER
    data collection HKL-3000