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X-RAY DIFFRACTION
Materials and Methods page
3ZRC
  •   Crystallization Hide
    Crystallization Experiments
    Details 0.1.M NA CITRATE PH 5.6, 0.2 M MG ACETATE, 15% PEG 8000, 50.MM DTT.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 93.74 α = 90
    b = 93.74 β = 90
    c = 363.18 γ = 90
     
    Space Group
    Space Group Name:    P 41 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (Q315R)
    Type ADSC
    Collection Date 2011-02-24
     
    Diffraction Radiation
    Monochromator CU
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID14-4
    Wavelength 0.97625
    Site ESRF
    Beamline ID14-4
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 3.0
    Resolution(High) 2.9
    Resolution(Low) 45.39
    Number Reflections(Observed) 34397
    Percent Possible(Observed) 93.9
    R Merge I(Observed) 0.12
    B(Isotropic) From Wilson Plot 56.0
    Redundancy 4.8
     
    High Resolution Shell Details
    Resolution(High) 2.9
    Resolution(Low) 3.06
    Percent Possible(All) 91.9
    R Merge I(Observed) 0.51
    Mean I Over Sigma(Observed) 2.5
    Redundancy 3.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.9
    Resolution(Low) 41.92
    Number of Reflections(Observed) 32437
    Number of Reflections(R-Free) 1742
    Percent Reflections(Observed) 91.83
    R-Factor(Observed) 0.24772
    R-Work 0.24224
    R-Free 0.35042
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 37.644
    Anisotropic B[1][1] -0.14
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.14
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.28
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.9
    Shell Resolution(Low) 2.975
    Number of Reflections(R-Free) 119
    Number of Reflections(R-Work) 2292
    R-Factor(R-Work) 0.27
    R-Factor(R-Free) 0.386
    Percent Reflections(Observed) 90.23
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.975
    r_scbond_it 1.745
    r_mcangle_it 1.26
    r_mcbond_it 0.661
    r_gen_planes_refined 0.009
    r_chiral_restr 0.12
    r_dihedral_angle_4_deg 20.115
    r_dihedral_angle_3_deg 21.987
    r_dihedral_angle_2_deg 39.065
    r_dihedral_angle_1_deg 8.539
    r_angle_refined_deg 1.921
    r_bond_refined_d 0.015
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 10210
    Nucleic Acid Atoms 0
    Heterogen Atoms 120
    Solvent Atoms 10
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building PHASER