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X-RAY DIFFRACTION
Materials and Methods page
4IBW
  •   Crystallization Hide
    Crystallization Experiments
    Method Vapor diffusion, hanging drop
    pH 6.1
    Temperature 293.0
    Details 1:2.4 PROTEIN/DNA RATIO, 14% PEG 3350, 0.14M NH4F, pH 6.1, Vapor diffusion, hanging drop, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 137.56 α = 90
    b = 49.92 β = 93.68
    c = 34.24 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Details TOROIDAL MIRROR
    Collection Date 2008-02-25
     
    Diffraction Radiation
    Monochromator DIAMOND (111), GE(220)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-2
    Wavelength List 0.9330
    Site ESRF
    Beamline ID14-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.79
    Resolution(Low) 40
    Number Reflections(Observed) 21929
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.117
    Redundancy 7.4
     
    High Resolution Shell Details
    Resolution(High) 1.79
    Resolution(Low) 1.82
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.536
    Redundancy 7.2
    Number Unique Reflections(All) 1072
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.791
    Resolution(Low) 34.32
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 1.36
    Number of Reflections(all) 21923
    Number of Reflections(Observed) 21923
    Number of Reflections(R-Free) 1114
    Percent Reflections(Observed) 99.84
    R-Factor(Observed) 0.1441
    R-Work 0.1417
    R-Free 0.1876
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 16.1195
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.791
    Shell Resolution(Low) 1.8722
    Number of Reflections(R-Free) 147
    Number of Reflections(R-Work) 2527
    R-Factor(R-Work) 0.1778
    R-Factor(R-Free) 0.2389
    Percent Reflections(Observed) 99.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.8722
    Shell Resolution(Low) 1.9709
    Number of Reflections(R-Free) 118
    Number of Reflections(R-Work) 2612
    R-Factor(R-Work) 0.1607
    R-Factor(R-Free) 0.2136
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9709
    Shell Resolution(Low) 2.0943
    Number of Reflections(R-Free) 136
    Number of Reflections(R-Work) 2572
    R-Factor(R-Work) 0.1485
    R-Factor(R-Free) 0.2132
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0943
    Shell Resolution(Low) 2.256
    Number of Reflections(R-Free) 134
    Number of Reflections(R-Work) 2621
    R-Factor(R-Work) 0.1398
    R-Factor(R-Free) 0.1852
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.256
    Shell Resolution(Low) 2.483
    Number of Reflections(R-Free) 147
    Number of Reflections(R-Work) 2583
    R-Factor(R-Work) 0.1463
    R-Factor(R-Free) 0.2019
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.483
    Shell Resolution(Low) 2.8421
    Number of Reflections(R-Free) 135
    Number of Reflections(R-Work) 2616
    R-Factor(R-Work) 0.1446
    R-Factor(R-Free) 0.193
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8421
    Shell Resolution(Low) 3.5802
    Number of Reflections(R-Free) 127
    Number of Reflections(R-Work) 2630
    R-Factor(R-Work) 0.1283
    R-Factor(R-Free) 0.1889
    Percent Reflections(Observed) 100.0
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.5802
    Shell Resolution(Low) 34.3259
    Number of Reflections(R-Free) 170
    Number of Reflections(R-Work) 2648
    R-Factor(R-Work) 0.1316
    R-Factor(R-Free) 0.155
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    f_dihedral_angle_d 17.027
    f_plane_restr 0.005
    f_chiral_restr 0.078
    f_angle_d 1.146
    f_bond_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1543
    Nucleic Acid Atoms 225
    Heterogen Atoms 69
    Solvent Atoms 335
     
     
  •   Software and Computing Hide
    Computing
    Data Collection DNA
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution MOLREP
    Structure Refinement PHENIX (phenix.refine: 1.8.1_1168)
     
    Software
    data extraction pdb_extract version: 3.11
    refinement phenix
    molecular replacement MOLREP
    data reduction HKL