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X-RAY DIFFRACTION
Materials and Methods page
3ZNS
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.4
    Details 10% PEG 3350, 3% ISOPROPANAL, HEPES PH7.5, pH 7.4
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 81.57 α = 90
    b = 81.57 β = 90
    c = 150.1 γ = 120
     
    Space Group
    Space Group Name:    P 32
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (MX-300)
    Type MARRESEARCH
    Collection Date 2010-03-03
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 21-ID-G
    Wavelength 0.97
    Site APS
    Beamline 21-ID-G
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.45
    Resolution(Low) 50
    Number Reflections(Observed) 38814
    Percent Possible(Observed) 99.0
    R Merge I(Observed) 0.06
    Redundancy 5.9
     
    High Resolution Shell Details
    Resolution(High) 2.45
    Resolution(Low) 2.49
    Percent Possible(All) 99.0
    R Merge I(Observed) 0.5
    Mean I Over Sigma(Observed) 3.6
    Redundancy 5.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.45
    Resolution(Low) 70.71
    Number of Reflections(Observed) 38814
    Number of Reflections(R-Free) 2054
    Percent Reflections(Observed) 99.78
    R-Factor(Observed) 0.18814
    R-Work 0.18619
    R-Free 0.22496
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 26.288
    Anisotropic B[1][1] 2.16
    Anisotropic B[1][2] 1.08
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 2.16
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -3.24
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.452
    Shell Resolution(Low) 2.516
    Number of Reflections(R-Free) 163
    Number of Reflections(R-Work) 2861
    R-Factor(R-Work) 0.237
    R-Factor(R-Free) 0.274
    Percent Reflections(Observed) 99.31
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 0.952
    r_scbond_it 0.574
    r_mcangle_it 0.395
    r_mcbond_other 0.032
    r_mcbond_it 0.208
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.003
    r_chiral_restr 0.053
    r_dihedral_angle_4_deg 13.677
    r_dihedral_angle_3_deg 13.883
    r_dihedral_angle_2_deg 37.066
    r_dihedral_angle_1_deg 5.253
    r_angle_other_deg 0.801
    r_angle_refined_deg 0.964
    r_bond_other_d 0.001
    r_bond_refined_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 8345
    Nucleic Acid Atoms 0
    Heterogen Atoms 123
    Solvent Atoms 133
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL
    Data Reduction (data scaling) HKL
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0053
     
    Software
    refinement REFMAC version: 5.5.0053
    model building PHASER