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X-RAY DIFFRACTION
Materials and Methods page
3L27
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 4.15
    Temperature 293.0
    Details 1.85 M SODIUM PHOSPHATE, 0.15 M POTASSIUM PHOSPHATE, pH 4.15, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 81.55 α = 90
    b = 81.55 β = 90
    c = 343.49 γ = 120
     
    Space Group
    Space Group Name:    P 61 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315r
    Collection Date 2009-03-20
     
    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) 0.0
    Resolution(High) 1.95
    Resolution(Low) 50
    Number Reflections(All) 50802
    Number Reflections(Observed) 50802
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.092
    B(Isotropic) From Wilson Plot 19.8
    Redundancy 11.4
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 1.98
    Percent Possible(All) 100.0
    Mean I Over Sigma(Observed) 2.3
    Redundancy 10.7
    Number Unique Reflections(All) 2481
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.95
    Resolution(Low) 40.79
    Number of Reflections(all) 50802
    Number of Reflections(Observed) 43621
    Number of Reflections(R-Free) 2348
    Percent Reflections(Observed) 90.78
    R-Factor(All) 0.17884
    R-Factor(Observed) 0.17884
    R-Work 0.17619
    R-Free 0.22893
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model ISOTROPIC
    Mean Isotropic B Value 14.607
    Anisotropic B[1][1] -0.05
    Anisotropic B[1][2] -0.02
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.05
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.07
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.95
    Shell Resolution(Low) 2.001
    Number of Reflections(R-Free) 81
    Number of Reflections(R-Work) 1301
    R-Factor(R-Work) 0.181
    R-Factor(R-Free) 0.253
    Percent Reflections(Observed) 38.06
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.868
    r_scbond_it 2.412
    r_mcangle_it 1.273
    r_mcbond_it 0.754
    r_symmetry_metal_ion_refined 0.222
    r_symmetry_hbond_refined 0.164
    r_symmetry_vdw_refined 0.296
    r_bond_refined_d 0.016
    r_angle_refined_deg 1.443
    r_dihedral_angle_1_deg 5.134
    r_dihedral_angle_2_deg 32.263
    r_dihedral_angle_3_deg 14.509
    r_dihedral_angle_4_deg 24.317
    r_chiral_restr 0.099
    r_gen_planes_refined 0.006
    r_nbd_refined 0.217
    r_nbtor_refined 0.307
    r_xyhbond_nbd_refined 0.173
    r_metal_ion_refined 0.212
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3817
    Nucleic Acid Atoms 0
    Heterogen Atoms 114
    Solvent Atoms 329
     
     
  •   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