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X-RAY DIFFRACTION
Materials and Methods page
3CCR
  •   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 = 212.41 α = 90
    b = 299.52 β = 90
    c = 574.9 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Details 54-pole harmonic emission undulator, a vertically focusing mirror and a horizontally focusing monochromator
    Collection Date 2007-04-08
     
    Diffraction Radiation
    Monochromator Si(111)
    Diffraction Protocol single wavelength
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength List 1.0
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 3
    Resolution(Low) 50
    Number Reflections(Observed) 312118
    Percent Possible(Observed) 85.5
    R Merge I(Observed) 0.138
    Redundancy 3.8
     
    High Resolution Shell Details
    Resolution(High) 3.0
    Resolution(Low) 3.11
    Percent Possible(All) 71.3
    R Merge I(Observed) 0.925
    Redundancy 3.6
    Number Unique Reflections(All) 25834
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.0
    Resolution(Low) 49.81
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 281991
    Number of Reflections(R-Free) 2780
    Percent Reflections(Observed) 77.8
    R-Work 0.18
    R-Free 0.247
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 62.8
    Anisotropic B[1][1] 1.35
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 11.54
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -12.89
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.0
    Shell Resolution(Low) 3.19
    Number of Reflections(R-Free) 362
    Number of Reflections(R-Work) 36059
    R-Factor(R-Work) 0.307
    R-Factor(R-Free) 0.367
    R-Free Error 0.019
    Percent Reflections(Observed) 60.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.06
    c_scbond_it 1.28
    c_mcangle_it 1.94
    c_mcbond_it 1.09
    c_improper_angle_d 1.3
    c_dihedral_angle_d 16.0
    c_angle_deg 1.0
    c_bond_d 0.006
     
    Coordinate Error
    Luzzati ESD(Observed) 0.31
    Luzzati Sigma A(Observed) 0.54
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.43
    Luzzati Sigma A(R-Free Set) 0.63
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 29375
    Nucleic Acid Atoms 61617
    Heterogen Atoms 305
    Solvent Atoms 7823
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL
    Structure Solution CNS
    Structure Refinement CNS 1.0
     
    Software
    data extraction pdb_extract version: 3.004
    refinement CNS
    molecular replacement CNS
    data processing HKL