POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
3QFX
  •   Crystallization Hide
    Crystallization Experiments
    Method microbatch
    pH 6.5
    Temperature 297.0
    Details 0.05M ammonium sulphate, 0.05M Bis-Tris, 32% (w/v) PEG 4000, pH 6.5, microbatch, temperature 297K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 58.24 α = 90
    b = 58.24 β = 90
    c = 149.14 γ = 90
     
    Space Group
    Space Group Name:    P 41
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type Nonius Kappa CCD
    Collection Date 2007-10-23
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS FR591
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.2
    Resolution(Low) 50
    Number Reflections(Observed) 25182
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.073
    B(Isotropic) From Wilson Plot 20.6
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.28
    Percent Possible(All) 99.8
    R Merge I(Observed) 0.386
    Number Unique Reflections(All) 2513
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.2
    Resolution(Low) 45.9
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 25132
    Number of Reflections(R-Free) 1278
    Percent Reflections(Observed) 99.9
    R-Work 0.187
    R-Free 0.235
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 29.244
    Anisotropic B[1][1] 0.08
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.08
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.15
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.2
    Shell Resolution(Low) 2.28
    Number of Reflections(R-Free) 114
    Number of Reflections(R-Work) 2382
    R-Factor(R-Work) 0.212
    R-Factor(R-Free) 0.254
    R-Free Error 0.024
    Percent Reflections(Observed) 99.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.12
    c_scbond_it 2.12
    c_mcangle_it 2.41
    c_mcbond_it 1.47
    c_improper_angle_d 0.97
    c_dihedral_angle_d 23.6
    c_angle_deg 1.7
    c_bond_d 0.006
     
    Coordinate Error
    Luzzati ESD(Observed) 0.22
    Luzzati Sigma A(Observed) 0.17
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.3
    Luzzati Sigma A(R-Free Set) 0.23
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3323
    Nucleic Acid Atoms 0
    Heterogen Atoms 130
    Solvent Atoms 343
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMoRE
    Structure Refinement CNS 1.2
     
    Software
    data extraction pdb_extract version: 3.10
    refinement CNS version: 1.2
    molecular replacement AMORE
    data scaling SCALEPACK