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X-RAY DIFFRACTION
Materials and Methods page
4IK7
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 291.0
    Details 0.2M Calcium chloride, 0.1M HEPES sodium pH 7.5, 28% v/v Polyethylene glycol 400, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 42.03 α = 90
    b = 83.57 β = 90
    c = 63.06 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 325 mm CCD
    Collection Date 2008-09-16
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type LNLS BEAMLINE D03B-MX1
    Wavelength List 1.42500
    Site LNLS
    Beamline D03B-MX1
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.1
    Resolution(Low) 83.62
    Number Reflections(All) 13519
    Number Reflections(Observed) 13519
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.085
    Redundancy 3.4
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.21
    Percent Possible(All) 99.9
    R Merge I(Observed) 0.377
    Mean I Over Sigma(Observed) 1.9
    R-Sym I(Observed) 0.377
    Redundancy 3.4
    Number Unique Reflections(All) 1918
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 21.79
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 13517
    Number of Reflections(R-Free) 667
    Percent Reflections(Observed) 99.96
    R-Factor(Observed) 0.2039
    R-Work 0.2019
    R-Free 0.2436
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 27.7372
    Anisotropic B[1][1] 0.24
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.09
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.15
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.154
    Number of Reflections(R-Free) 45
    Number of Reflections(R-Work) 901
    R-Factor(R-Work) 0.244
    R-Factor(R-Free) 0.278
    Percent Reflections(Observed) 99.79
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_symmetry_hbond_refined 0.139
    r_bond_refined_d 0.008
    r_angle_refined_deg 1.37
    r_dihedral_angle_1_deg 5.863
    r_dihedral_angle_2_deg 34.034
    r_dihedral_angle_3_deg 15.88
    r_dihedral_angle_4_deg 16.95
    r_chiral_restr 0.069
    r_gen_planes_refined 0.004
    r_nbd_refined 0.219
    r_nbtor_refined 0.311
    r_xyhbond_nbd_refined 0.165
    r_symmetry_vdw_refined 0.304
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1785
    Nucleic Acid Atoms 0
    Heterogen Atoms 50
    Solvent Atoms 142
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MAR345dtb
    Data Reduction (intensity integration) mar345dtb
    Data Reduction (data scaling) SCALA
    Structure Solution refmac
    Structure Refinement REFMAC 5.2.0019
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5 version: 5.2.0019
    data reduction SCALA version: 3.2.25