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X-RAY DIFFRACTION
Materials and Methods page
4B6E
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details 0.2 M 2-(N-MORPHOLINO)ETHANESULFONIC ACID (MES)-NAOH PH 6.6, 14-20% W/V POLYETHYLENE GLYCOL (PEG) 6000, 10% W/V 2-METHYL-2,4-PENTANDIOL (MPD)
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 91.4 α = 90
    b = 111.31 β = 90
    c = 141.84 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 CCD (QUANTUM 315R)
    Type ADSC
    Collection Date 2007-10-26
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID23-1
    Wavelength 0.9762
    Site ESRF
    Beamline ID23-1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.45
    Resolution(Low) 87.6
    Number Reflections(Observed) 52842
    Percent Possible(Observed) 98.7
    R Merge I(Observed) 0.07
    Redundancy 3.0
     
    High Resolution Shell Details
    Resolution(High) 2.45
    Resolution(Low) 2.49
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.38
    Mean I Over Sigma(Observed) 2.7
    Redundancy 3.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.46
    Resolution(Low) 87.57
    Number of Reflections(Observed) 49185
    Number of Reflections(R-Free) 2645
    Percent Reflections(Observed) 97.96
    R-Factor(Observed) 0.19094
    R-Work 0.18742
    R-Free 0.25723
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 33.467
    Anisotropic B[1][1] 0.43
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.23
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.19
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.465
    Shell Resolution(Low) 2.529
    Number of Reflections(R-Free) 214
    Number of Reflections(R-Work) 3651
    R-Factor(R-Work) 0.259
    R-Factor(R-Free) 0.332
    Percent Reflections(Observed) 99.92
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 0.103
    r_scbond_it 0.081
    r_mcangle_it 0.08
    r_mcbond_other 0.021
    r_mcbond_it 0.055
    r_nbd_refined 0.206
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.004
    r_chiral_restr 0.103
    r_dihedral_angle_4_deg 15.343
    r_dihedral_angle_3_deg 16.381
    r_dihedral_angle_2_deg 35.313
    r_dihedral_angle_1_deg 6.441
    r_angle_other_deg 0.953
    r_angle_refined_deg 1.386
    r_bond_other_d 0.001
    r_bond_refined_d 0.012
    r_nbd_other 0.191
    r_nbtor_refined 0.18
    r_nbtor_other 0.087
    r_xyhbond_nbd_refined 0.111
    r_xyhbond_nbd_other 0.026
    r_symmetry_vdw_refined 0.234
    r_symmetry_vdw_other 0.199
    r_symmetry_hbond_refined 0.147
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 9602
    Nucleic Acid Atoms 0
    Heterogen Atoms 20
    Solvent Atoms 346
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution CSEARCH
    Structure Refinement REFMAC 5.2.0019I
     
    Software
    refinement REFMAC version: 5.2.0019I
    model building CSEARCH