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X-RAY DIFFRACTION
Materials and Methods page
3V1G
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION
    pH 8
    Temperature 298.0
    Details 0.02 M Tris, 0.05 M sodium citrate, 5% acetone, 0.03% phenol, 0.01% zinc acetate, pH 8.0, VAPOR DIFFUSION, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 79.08 α = 90
    b = 79.08 β = 90
    c = 37.4 γ = 120
     
    Space Group
    Space Group Name:    H 3
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type Bruker AXIOM 200
    Details Optics Mirrors
    Collection Date 2005-01-14
     
    Diffraction Radiation
    Monochromator Monochromator Mirror
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.2
    Resolution(Low) 39.54
    Number Reflections(All) 4417
    Number Reflections(Observed) 4321
    Percent Possible(Observed) 98.4
    R Merge I(Observed) 0.036
    B(Isotropic) From Wilson Plot 32.2
    Redundancy 3.2
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.34
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.232
    Mean I Over Sigma(Observed) 3.7
    Redundancy 3.0
    Number Unique Reflections(All) 632
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.2
    Resolution(Low) 39.54
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 4417
    Number of Reflections(Observed) 4212
    Number of Reflections(R-Free) 448
    Percent Reflections(Observed) 95.3
    R-Work 0.229
    R-Free 0.323
    R-Free Selection Details Random
     
    Temperature Factor Modeling
    Isotropic Thermal Model restrained
    Mean Isotropic B Value 39.4
    Anisotropic B[1][1] -4.06
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -4.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 8.13
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.2
    Shell Resolution(Low) 2.34
    Number of Reflections(Observed) 632
    Number of Reflections(R-Free) 56
    R-Factor(R-Work) 0.251
    R-Factor(R-Free) 0.391
    R-Free Error 0.052
    Percent Reflections(Observed) 93.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 5.41
    c_dihedral_angle_d 19.7
    c_angle_deg 1.2
    c_angle_d 0.008
     
    Coordinate Error
    Luzzati ESD(Observed) 0.28
    Luzzati Sigma A(Observed) 0.15
    Luzzati Resolution Cutoff(Low) 5.0
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 810
    Nucleic Acid Atoms 0
    Heterogen Atoms 10
    Solvent Atoms 81
     
     
  •   Software and Computing Hide
    Computing
    Data Collection Proteum
    Data Reduction (intensity integration) Proteum
    Data Reduction (data scaling) Proteum
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building CNS
    data collection Proteum