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X-RAY DIFFRACTION
Materials and Methods page
4AGA
  •   Crystallization Hide
    Crystallization Experiments
    pH 4.5
    Details CHICKEN EGG WHITE LYSOZYME (FLUKA) HAS BEEN DISSOLVED IN 50 MM SODIUM ACETATE BUFFER PH 4.57 AND CRYSTALLIZED BY SITTING DROP DIFFUSION METHOD. EACH DROP CONTAINED 20 MG/ML OF LYSOZYME AND 5.5 PERCENT OF NACL IN 25 MM OF NA[AC] PH 4.57
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 78.35 α = 90
    b = 78.35 β = 90
    c = 36.9 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 63
     
    Diffraction Detector
    Detector CCD (QUANTUM 315R)
    Type ADSC
    Collection Date 2011-11-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SOLEIL BEAMLINE PROXIMA 1
    Wavelength 0.8856
    Site SOLEIL
    Beamline PROXIMA 1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.5
    Resolution(Low) 39.17
    Number Reflections(Observed) 20915
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.06
    B(Isotropic) From Wilson Plot 24.394
    Redundancy 6.35
     
    High Resolution Shell Details
    Resolution(High) 1.5
    Resolution(Low) 1.51
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.6
    Mean I Over Sigma(Observed) 3.19
    Redundancy 6.38
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method ISOMORPHOUS REPLACEMENT
    reflnsShellList 1.5
    Resolution(Low) 39.17
    Number of Reflections(Observed) 17978
    Number of Reflections(R-Free) 947
    Percent Reflections(Observed) 100.0
    R-Factor(Observed) 0.16971
    R-Work 0.16755
    R-Free 0.21094
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 19.991
    Anisotropic B[1][1] 0.15
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.15
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.3
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.5
    Shell Resolution(Low) 1.539
    Number of Reflections(R-Free) 70
    Number of Reflections(R-Work) 1314
    R-Factor(R-Work) 0.229
    R-Factor(R-Free) 0.301
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 5.153
    r_scbond_it 3.347
    r_mcangle_it 2.131
    r_mcbond_it 1.325
    r_gen_planes_refined 0.013
    r_chiral_restr 0.157
    r_dihedral_angle_4_deg 20.255
    r_dihedral_angle_3_deg 15.827
    r_dihedral_angle_2_deg 35.722
    r_dihedral_angle_1_deg 6.21
    r_angle_refined_deg 2.161
    r_bond_refined_d 0.024
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 13
    Solvent Atoms 171
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XDS
    Structure Solution REFMAC
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building REFMAC