POP-OUT | CLOSE

An Information Portal to 105339 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4IW7
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 8.5
    Temperature 289.0
    Details 0.7 M Sodium citrate tribasic dihydrate, 0.1 M Tris pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 113.49 α = 90
    b = 113.49 β = 90
    c = 158.13 γ = 120
     
    Space Group
    Space Group Name:    H 3 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 225 mm CCD
    Details beryllium lens
    Collection Date 2012-11-10
     
    Diffraction Radiation
    Monochromator C(111) diamond laue monochromator
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 21-ID-F
    Wavelength List 0.97872
    Site APS
    Beamline 21-ID-F
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.25
    Resolution(Low) 50
    Number Reflections(All) 18866
    Number Reflections(Observed) 18866
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.079
    Redundancy 8.9
     
    High Resolution Shell Details
    Resolution(High) 2.25
    Resolution(Low) 2.29
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.742
    Mean I Over Sigma(Observed) 2.1
    Redundancy 8.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.25
    Resolution(Low) 41.77
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 17890
    Number of Reflections(Observed) 17890
    Number of Reflections(R-Free) 969
    Percent Reflections(Observed) 99.97
    R-Factor(All) 0.18828
    R-Factor(Observed) 0.18828
    R-Work 0.18571
    R-Free 0.23836
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 49.73
    Anisotropic B[1][1] -2.36
    Anisotropic B[1][2] -2.36
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -2.36
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 7.66
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.25
    Shell Resolution(Low) 2.308
    Number of Reflections(R-Free) 70
    Number of Reflections(R-Work) 1317
    R-Factor(R-Work) 0.256
    R-Factor(R-Free) 0.33
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.007
    r_chiral_restr 0.088
    r_dihedral_angle_4_deg 22.203
    r_dihedral_angle_3_deg 16.767
    r_dihedral_angle_2_deg 37.02
    r_dihedral_angle_1_deg 5.772
    r_angle_other_deg 0.838
    r_angle_refined_deg 1.536
    r_bond_other_d 0.001
    r_bond_refined_d 0.014
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2615
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 110
     
     
  •   Software and Computing Hide
    Computing
    Data Collection LS-CAT modified MD-2
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) HKL-3000
    Structure Solution HKL-3000,MOLREP
    Structure Refinement REFMAC 5.7.0029, COOT, HKL-3000
     
    Software
    refinement HKL-3000
    refinement COOT
    refinement REFMAC version: 5.7.0029
    model building MOLREP
    model building HKL-3000
    data collection LS-CAT version: modified MD-2