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X-RAY DIFFRACTION
Materials and Methods page
4AHX
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.8
    Details 50 MM BISTRIS PROPANE, PH 7.8, 500 MM NACL, 20% PEG 4000
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 46.23 α = 90
    b = 62.15 β = 90
    c = 105.8 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 OSMIC MIRRORS
    Collection Date 2010-03-16
     
    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) 1.55
    Resolution(Low) 19.29
    Number Reflections(Observed) 44903
    Percent Possible(Observed) 99.5
    R Merge I(Observed) 0.05
    Redundancy 3.9
     
    High Resolution Shell Details
    Resolution(High) 1.55
    Resolution(Low) 1.63
    Percent Possible(All) 98.1
    R Merge I(Observed) 0.38
    Mean I Over Sigma(Observed) 2.9
    Redundancy 3.7
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.6
    Resolution(Low) 18.55
    Number of Reflections(Observed) 40095
    Number of Reflections(R-Free) 730
    Percent Reflections(Observed) 99.54
    R-Factor(Observed) 0.15358
    R-Work 0.15303
    R-Free 0.18327
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 15.78
    Anisotropic B[1][1] -0.22
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.04
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.82
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.6
    Shell Resolution(Low) 1.641
    Number of Reflections(R-Free) 47
    Number of Reflections(R-Work) 2884
    R-Factor(R-Work) 0.228
    R-Factor(R-Free) 0.25
    Percent Reflections(Observed) 99.76
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_sphericity_bonded 25.54
    r_gen_planes_other 0.002
    r_gen_planes_refined 0.011
    r_chiral_restr 0.09
    r_dihedral_angle_4_deg 23.172
    r_dihedral_angle_3_deg 13.055
    r_dihedral_angle_2_deg 33.511
    r_dihedral_angle_1_deg 7.204
    r_angle_other_deg 0.751
    r_angle_refined_deg 1.463
    r_bond_other_d 0.001
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1939
    Nucleic Acid Atoms 0
    Heterogen Atoms 14
    Solvent Atoms 401
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution REFMAC5
    Structure Refinement REFMAC 5.7.0032
     
    Software
    refinement REFMAC version: 5.7.0032
    model building REFMAC5