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X-RAY DIFFRACTION
Materials and Methods page
3CC2
  •   Crystallization Hide
    Crystallization Experiments
    Method sitting drop
    pH 5.8
    Temperature 292.0
    Details PEG6000, KCL, NH4CL, MGCl2, pH 5.80, sitting drop, temperature 292K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 211.65 α = 90
    b = 299.67 β = 90
    c = 573.77 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
    Diffrn ID 2
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 2000-02-25
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 2000-02-25
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 19-ID
    Wavelength List 1.00
    Site APS
    Beamline 19-ID
    Source SYNCHROTRON
    Type NSLS BEAMLINE X25
    Wavelength List 0.9
    Site NSLS
    Beamline X25
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.4
    Resolution(Low) 90
    Number Reflections(Observed) 666819
    Percent Possible(Observed) 95.6
    R Merge I(Observed) 0.086
    B(Isotropic) From Wilson Plot 35.7
    Redundancy 9.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.4
    Resolution(Low) 49.95
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 632714
    Number of Reflections(R-Free) 6222
    Percent Reflections(Observed) 90.5
    R-Factor(Observed) 0.199
    R-Work 0.199
    R-Free 0.231
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 45.6
    Anisotropic B[1][1] 6.0
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.66
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -5.35
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.4
    Shell Resolution(Low) 2.55
    Number of Reflections(R-Free) 732
    Number of Reflections(R-Work) 72860
    R-Factor(R-Work) 0.306
    R-Factor(R-Free) 0.327
    R-Free Error 0.012
    Percent Reflections(Observed) 63.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.27
    c_scbond_it 1.54
    c_mcangle_it 2.09
    c_mcbond_it 1.22
    c_improper_angle_d 1.33
    c_bond_d 0.006
    c_angle_deg 1.1
    c_dihedral_angle_d 15.7
     
    Coordinate Error
    Luzzati ESD(Observed) 0.29
    Luzzati Sigma A(Observed) 0.37
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.35
    Luzzati Sigma A(R-Free Set) 0.42
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 29375
    Nucleic Acid Atoms 61620
    Heterogen Atoms 231
    Solvent Atoms 7823
     
     
  •   Software and Computing Hide
    Computing
    Structure Solution CNS
    Structure Refinement CNS 1.0
     
    Software
    data extraction pdb_extract version: 3.004
    refinement CNS
    molecular replacement CNS