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X-RAY DIFFRACTION
Materials and Methods page
4AHZ
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details 200 MM BISTRIS PROPANE, 500 MM NACL, 3 MM GDAC3, 20% PEG 4000, pH 7.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 46.09 α = 90
    b = 63.16 β = 90
    c = 105.42 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 IMAGE PLATE (MAR345)
    Type MARRESEARCH
    Details BENT CYLINDRICAL MIRROR
    Collection Date 2009-03-02
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type FR591
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.9
    Resolution(Low) 19.27
    Number Reflections(Observed) 24900
    Percent Possible(Observed) 99.8
    R Merge I(Observed) 0.04
    Redundancy 3.4
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 2.0
    Percent Possible(All) 99.9
    R Merge I(Observed) 0.24
    Mean I Over Sigma(Observed) 5.2
    Redundancy 3.3
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method ISOMORPHOUS REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 19.17
    Number of Reflections(Observed) 24449
    Number of Reflections(R-Free) 450
    Percent Reflections(Observed) 99.84
    R-Factor(Observed) 0.17714
    R-Work 0.17657
    R-Free 0.20792
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 21.143
    Anisotropic B[1][1] -0.42
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.83
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.41
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 1.949
    Number of Reflections(R-Free) 34
    Number of Reflections(R-Work) 1769
    R-Factor(R-Work) 0.226
    R-Factor(R-Free) 0.282
    Percent Reflections(Observed) 99.72
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.414
    r_scbond_it 1.585
    r_mcangle_it 1.105
    r_mcbond_it 0.633
    r_gen_planes_refined 0.006
    r_chiral_restr 0.094
    r_dihedral_angle_4_deg 8.317
    r_dihedral_angle_3_deg 12.271
    r_dihedral_angle_2_deg 31.626
    r_dihedral_angle_1_deg 5.512
    r_angle_refined_deg 1.494
    r_bond_refined_d 0.011
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1932
    Nucleic Acid Atoms 0
    Heterogen Atoms 13
    Solvent Atoms 252
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution REFMAC5
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building REFMAC5