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X-RAY DIFFRACTION
Materials and Methods page
3D2M
  •   Crystallization Hide
    Crystallization Experiments
    Method EVAPORATION
    pH 6.4
    Temperature 291.0
    Details 8% PEG3350, 100 mM ammonium citrate, pH 6.4, EVAPORATION, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 98.8 α = 90
    b = 98.8 β = 90
    c = 90.11 γ = 120
     
    Space Group
    Space Group Name:    P 3 1 2
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type MAR scanner 300 mm plate
    Collection Date 2008-03-19
     
    Diffraction Radiation
    Monochromator Si 111 CHANNEL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 21-ID-D
    Wavelength List 1.0
    Site APS
    Beamline 21-ID-D
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.21
    Resolution(Low) 90.17
    Number Reflections(All) 25434
    Number Reflections(Observed) 24544
    Percent Possible(Observed) 96.5
    R Merge I(Observed) 0.07
    Redundancy 10.1
     
    High Resolution Shell Details
    Resolution(High) 2.21
    Resolution(Low) 2.29
    Percent Possible(All) 72.9
    R Merge I(Observed) 0.734
    Mean I Over Sigma(Observed) 1.3
    Redundancy 4.6
    Number Unique Reflections(All) 1836
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.21
    Resolution(Low) 20.0
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 24090
    Number of Reflections(Observed) 23293
    Number of Reflections(R-Free) 1247
    Percent Reflections(Observed) 96.69
    R-Factor(Observed) 0.23108
    R-Work 0.22856
    R-Free 0.2803
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 45.175
    Anisotropic B[1][1] -0.38
    Anisotropic B[1][2] -0.19
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.38
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.57
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.21
    Shell Resolution(Low) 2.268
    Number of Reflections(Observed) 1836
    Number of Reflections(R-Free) 60
    Number of Reflections(R-Work) 1296
    R-Factor(R-Work) 0.314
    R-Factor(R-Free) 0.36
    Percent Reflections(Observed) 72.13
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.788
    r_scbond_it 2.446
    r_mcangle_it 1.469
    r_mcbond_it 0.89
    r_symmetry_hbond_refined 0.164
    r_bond_refined_d 0.02
    r_angle_refined_deg 1.789
    r_dihedral_angle_1_deg 6.077
    r_dihedral_angle_2_deg 38.238
    r_dihedral_angle_3_deg 19.727
    r_dihedral_angle_4_deg 21.493
    r_chiral_restr 0.117
    r_gen_planes_refined 0.007
    r_nbd_refined 0.244
    r_nbtor_refined 0.303
    r_xyhbond_nbd_refined 0.163
    r_symmetry_vdw_refined 0.264
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3227
    Nucleic Acid Atoms 0
    Heterogen Atoms 58
    Solvent Atoms 81
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement REFMAC 5.2.0005
     
    Software
    refinement REFMAC version: 5.2.0005