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X-RAY DIFFRACTION
Materials and Methods page
4AX7
  •   Crystallization Hide
    Crystallization Experiments
    pH 6
    Details 20% PEG 5000 MONOMETHYL ETHER (FLUKA) AND 20 MM SODIUM MES BUFFER, PH 6.0
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 48.82 α = 103.97
    b = 74.68 β = 103.43
    c = 93.29 γ = 90
     
    Space Group
    Space Group Name:    P 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (QUANTUM 210)
    Type ADSC
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-1
    Wavelength 0.977
    Site ESRF
    Beamline ID23-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.7
    Resolution(Low) 30
    Number Reflections(Observed) 131667
    Percent Possible(Observed) 96.4
    R Merge I(Observed) 0.06
    Redundancy 3.9
     
    High Resolution Shell Details
    Resolution(High) 1.7
    Resolution(Low) 1.8
    Percent Possible(All) 95.1
    R Merge I(Observed) 0.37
    Mean I Over Sigma(Observed) 4.1
    Redundancy 3.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.7
    Resolution(Low) 87.9
    Number of Reflections(Observed) 125035
    Number of Reflections(R-Free) 6627
    Percent Reflections(Observed) 96.37
    R-Factor(Observed) 0.19027
    R-Work 0.18859
    R-Free 0.2214
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 17.304
    Anisotropic B[1][1] 0.34
    Anisotropic B[1][2] 0.02
    Anisotropic B[1][3] -0.07
    Anisotropic B[2][2] -0.53
    Anisotropic B[2][3] 0.03
    Anisotropic B[3][3] 0.17
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.7
    Shell Resolution(Low) 1.744
    Number of Reflections(R-Free) 468
    Number of Reflections(R-Work) 9196
    R-Factor(R-Work) 0.24
    R-Factor(R-Free) 0.268
    Percent Reflections(Observed) 95.02
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.005
    r_chiral_restr 0.075
    r_dihedral_angle_4_deg 10.185
    r_dihedral_angle_3_deg 11.686
    r_dihedral_angle_2_deg 37.567
    r_dihedral_angle_1_deg 5.716
    r_angle_refined_deg 1.216
    r_bond_refined_d 0.007
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 10937
    Nucleic Acid Atoms 0
    Heterogen Atoms 593
    Solvent Atoms 1158
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) CCP4 SCALA
    Structure Refinement REFMAC 5.6.0117
     
    Software
    refinement REFMAC version: 5.6.0117