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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4AH0
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details MAGNESIUM CHLORIDE, DNA, DB985, MPD, SPERMINE TETRAHYDROCHLORIDE, VAPOUR DIFFUSION, SITTING DROP, TEMPERATURE 285 K, PH 6.50
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 24.28 α = 90
    b = 40.29 β = 90
    c = 64.68 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (MX-225)
    Type MARRESEARCH
    Details TOROIDAL MIRROR
    Collection Date 2009-10-22
     
    Diffraction Radiation
    Monochromator SI (111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-2
    Wavelength 0.873
    Site ESRF
    Beamline ID23-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.2
    Resolution(Low) 40.29
    Number Reflections(Observed) 20606
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.07
    Redundancy 9.7
     
    High Resolution Shell Details
    Resolution(High) 1.2
    Resolution(Low) 1.26
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.42
    Mean I Over Sigma(Observed) 3.7
    Redundancy 6.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.2
    Resolution(Low) 14.4
    Number of Reflections(Observed) 19484
    Number of Reflections(R-Free) 1053
    Percent Reflections(Observed) 99.99
    R-Factor(Observed) 0.15536
    R-Work 0.15286
    R-Free 0.20308
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 14.068
    Anisotropic B[1][1] 0.28
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.28
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.2
    Shell Resolution(Low) 1.231
    Number of Reflections(R-Free) 76
    Number of Reflections(R-Work) 1413
    R-Factor(R-Work) 0.208
    R-Factor(R-Free) 0.258
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_sphericity_bonded 8.529
    r_rigid_bond_restr 3.062
    r_scangle_it 4.922
    r_scbond_it 3.76
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.038
    r_chiral_restr 0.147
    r_angle_other_deg 1.374
    r_angle_refined_deg 2.724
    r_bond_other_d 0.002
    r_bond_refined_d 0.025
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 0
    Nucleic Acid Atoms 486
    Heterogen Atoms 31
    Solvent Atoms 180
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0110
     
    Software
    refinement REFMAC version: 5.5.0110
    model building PHASER