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X-RAY DIFFRACTION
Materials and Methods page
1XN4
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.2
    Temperature 290.0
    Details 16% PEG 8000, 0.1 M K2HPO4, 0.1M MOPS pH7.2, VAPOR DIFFUSION, SITTING DROP, temperature 290K, pH 7.20
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 100.43 α = 90
    b = 100.43 β = 90
    c = 44.74 γ = 90
     
    Space Group
    Space Group Name:    I 4
     
     
  •   Diffraction Hide
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2003-11-13
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ALS BEAMLINE 8.2.2
    Wavelength 0.9795
    Site ALS
    Beamline 8.2.2
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 3.8
    Resolution(Low) 50
    Number Reflections(Observed) 2294
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.126
    Redundancy 3.7
     
    High Resolution Shell Details
    Resolution(High) 3.8
    Resolution(Low) 3.94
    Percent Possible(All) 99.6
    Redundancy 3.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.8
    Resolution(Low) 40.86
    Number of Reflections(Observed) 2289
    Number of Reflections(R-Free) 101
    Percent Reflections(Observed) 99.7
    R-Work 0.313
    R-Free 0.312
     
    Temperature Factor Modeling
    Mean Isotropic B Value 70.43
    Anisotropic B[1][1] -1.378
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.378
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 2.756
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.8
    Shell Resolution(Low) 3.9
    Number of Reflections(R-Free) 6
    Number of Reflections(R-Work) 167
    R-Factor(R-Work) 0.464
    R-Factor(R-Free) 0.304
    Percent Reflections(Observed) 98.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 0.036
    r_scbond_it 0.023
    r_mcangle_it 0.263
    r_nbd_refined 0.177
    r_gen_planes_refined 0.001
    r_chiral_restr 0.054
    r_dihedral_angle_4_deg 10.422
    r_dihedral_angle_3_deg 14.242
    r_dihedral_angle_2_deg 29.844
    r_dihedral_angle_1_deg 3.508
    r_angle_refined_deg 0.893
    r_bond_refined_d 0.006
    r_nbtor_refined 0.295
    r_xyhbond_nbd_refined 0.091
    r_symmetry_vdw_refined 0.152
    r_symmetry_hbond_refined 0.03
    r_mcbond_it 0.145
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1504
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (data scaling) SCALEPACK
    Structure Solution EPMR
    Structure Refinement REFMAC 5.2.0005
     
    Software
    refinement refmac version: refmac_5.2.0005 24/04/2001
    data scaling SCALEPACK