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X-RAY DIFFRACTION
Materials and Methods page
3ZTC
  •   Crystallization Hide
    Crystallization Experiments
    Details 0.1 M NA CITRATE PH 5.7, 0.2 M MG ACETATE, 15% PEG8000, 50MM DTT.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 94.09 α = 90
    b = 94.09 β = 90
    c = 366.72 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 (MARMOSAIC 225)
    Type MARRESEARCH
    Collection Date 2010-09-16
     
    Diffraction Radiation
    Monochromator HORIZONTALLY SIDE DIFFRACTING SILICON 111 CRYSTAL
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-2
    Wavelength 0.8726
    Site ESRF
    Beamline ID23-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 3.0
    Resolution(High) 2.65
    Resolution(Low) 50
    Number Reflections(Observed) 49241
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.05
    B(Isotropic) From Wilson Plot 57.0
    Redundancy 7.6
     
    High Resolution Shell Details
    Resolution(High) 2.65
    Resolution(Low) 2.81
    Percent Possible(All) 99.4
    R Merge I(Observed) 0.58
    Mean I Over Sigma(Observed) 3.8
    Redundancy 7.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.65
    Resolution(Low) 45.84
    Number of Reflections(Observed) 46837
    Number of Reflections(R-Free) 2427
    Percent Reflections(Observed) 99.94
    R-Factor(Observed) 0.24313
    R-Work 0.23931
    R-Free 0.31705
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 38.309
    Anisotropic B[1][1] 0.02
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.02
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.04
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.649
    Shell Resolution(Low) 2.718
    Number of Reflections(R-Free) 102
    Number of Reflections(R-Work) 3415
    R-Factor(R-Work) 0.301
    R-Factor(R-Free) 0.417
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.408
    r_scbond_it 2.036
    r_mcangle_it 1.472
    r_mcbond_it 0.774
    r_gen_planes_refined 0.008
    r_chiral_restr 0.104
    r_dihedral_angle_4_deg 19.439
    r_dihedral_angle_3_deg 19.93
    r_dihedral_angle_2_deg 38.089
    r_dihedral_angle_1_deg 7.849
    r_angle_refined_deg 1.716
    r_bond_refined_d 0.015
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 10330
    Nucleic Acid Atoms 0
    Heterogen Atoms 124
    Solvent Atoms 73
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XDS
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building PHASER