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X-RAY DIFFRACTION
Materials and Methods page
3BGR
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.8
    Temperature 277.0
    Details PEG 8000, AMMONIUM SULFATE, MGCL2, IMIDAZOLE, pH 6.80, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 162.84 α = 90
    b = 73.18 β = 100.79
    c = 108.92 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details MIRRORS
    Collection Date 2006-07-20
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X25
    Wavelength 0.98
    Wavelength List 0.98
    Site NSLS
    Beamline X25
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -1.0
    Resolution(High) 2.1
    Resolution(Low) 50
    Number Reflections(Observed) 73049
    Percent Possible(Observed) 98.9
    R Merge I(Observed) 0.066
    Redundancy 3.4
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.18
    Percent Possible(All) 96.0
    R Merge I(Observed) 0.568
    Redundancy 2.7
    Number Unique Reflections(All) 7044
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 40.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 72840
    Number of Reflections(R-Free) 2189
    Percent Reflections(Observed) 98.9
    R-Factor(Observed) 0.228
    R-Work 0.228
    R-Free 0.269
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 58.0
    Anisotropic B[1][1] -5.36
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -6.57
    Anisotropic B[2][2] -1.96
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 7.32
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.23
    Number of Reflections(R-Free) 359
    Number of Reflections(R-Work) 11520
    R-Factor(R-Work) 0.339
    R-Factor(R-Free) 0.358
    R-Free Error 0.019
    Percent Reflections(Observed) 97.2
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 5.89
    c_scbond_it 4.5
    c_mcangle_it 3.87
    c_mcbond_it 2.46
    c_improper_angle_d 0.95
    c_bond_d 0.008
    c_angle_deg 1.4
    c_dihedral_angle_d 23.2
     
    Coordinate Error
    Luzzati ESD(Observed) 0.29
    Luzzati Sigma A(Observed) 0.42
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.34
    Luzzati Sigma A(R-Free Set) 0.42
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7908
    Nucleic Acid Atoms 0
    Heterogen Atoms 32
    Solvent Atoms 475
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1