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X-RAY DIFFRACTION
Materials and Methods page
1Z77
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 4.5
    Temperature 293.0
    Details 0.05M Na citrate, 30% w/v PEG 2K MME, 0.1M KSCN, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 56.04 α = 90
    b = 65.68 β = 90
    c = 55.69 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type SBC-3
    Collection Date 2005-02-10
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2005-02-11
     
    Diffraction Radiation
    Monochromator SI 111 CHANNEL
    Diffraction Protocol SINGLE WAVELENGTH
    Monochromator SI 111 CHANNEL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 19-BM
    Wavelength List 0.97932
    Site APS
    Beamline 19-BM
    Source SYNCHROTRON
    Type APS BEAMLINE 19-ID
    Wavelength List 0.91932
    Site APS
    Beamline 19-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.95
    Resolution(Low) 50
    Number Reflections(Observed) 15569
    Percent Possible(Observed) 98.5
    R Merge I(Observed) 0.07
    Redundancy 8.1
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 2.02
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.539
    Mean I Over Sigma(Observed) 3.3
    R-Sym I(Observed) 0.471
    Redundancy 8.6
    Number Unique Reflections(All) 1531
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD/SAD
    reflnsShellList 2.0
    Resolution(Low) 50.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 14438
    Number of Reflections(Observed) 13472
    Number of Reflections(R-Free) 715
    Percent Reflections(Observed) 98.26
    R-Factor(All) 0.23129
    R-Factor(Observed) 0.23129
    R-Work 0.22944
    R-Free 0.26671
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 37.765
    Anisotropic B[1][1] -2.29
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.53
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.75
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.052
    Number of Reflections(R-Free) 61
    Number of Reflections(R-Work) 996
    R-Factor(R-Work) 0.23
    R-Factor(R-Free) 0.291
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.916
    r_scbond_it 3.631
    r_mcangle_it 1.888
    r_mcbond_it 1.454
    r_symmetry_hbond_refined 0.176
    r_bond_refined_d 0.022
    r_angle_refined_deg 1.667
    r_dihedral_angle_1_deg 5.153
    r_dihedral_angle_2_deg 33.921
    r_dihedral_angle_3_deg 13.892
    r_dihedral_angle_4_deg 16.246
    r_chiral_restr 0.112
    r_gen_planes_refined 0.007
    r_nbd_refined 0.219
    r_nbtor_refined 0.31
    r_xyhbond_nbd_refined 0.162
    r_symmetry_vdw_refined 0.194
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1596
    Nucleic Acid Atoms 0
    Heterogen Atoms 8
    Solvent Atoms 36
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) SBCCOLLECT
    Data Reduction (data scaling) HKL-2000
    Structure Solution HKL-3000, SHELXD, MLPHARE, MLPHARE, DM, SOLVE/RESOLVE, O, COOT, CCP4.
    Structure Refinement REFMAC 5.2.0005
     
    Software
    refinement REFMAC version: 5.2.0005