POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
3CC4
  •   Crystallization Hide
    Crystallization Experiments
    Method sitting drop
    pH 5.8
    Temperature 292.0
    Details PEG6000, KCL, NH4CL, MGCl2, pH 5.8, sitting drop, temperature 292K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 211.78 α = 90
    b = 299.08 β = 90
    c = 573.84 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 QUANTUM 315
    Details 54-pole harmonic emission undulator, a vertically focusing mirror and a horizontally focusing monochromator
    Collection Date 2005-09-18
     
    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) 2.7
    Resolution(Low) 50
    Number Reflections(Observed) 492663
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.106
    Redundancy 6.8
     
    High Resolution Shell Details
    Resolution(High) 2.7
    Resolution(Low) 2.77
    Percent Possible(All) 99.1
    Redundancy 5.4
    Number Unique Reflections(All) 34630
     
     
  •   Refinement Hide
    Refinement Statistics
    reflnsShellList 2.7
    Resolution(Low) 49.85
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 478088
    Number of Reflections(R-Free) 4702
    Percent Reflections(Observed) 96.9
    R-Work 0.202
    R-Free 0.244
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 52.5
    Anisotropic B[1][1] 0.17
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 3.0
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -3.17
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.7
    Shell Resolution(Low) 2.87
    Number of Reflections(R-Free) 742
    Number of Reflections(R-Work) 73285
    R-Factor(R-Work) 0.406
    R-Factor(R-Free) 0.44
    R-Free Error 0.016
    Percent Reflections(Observed) 90.7
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.2
    c_scbond_it 1.44
    c_mcangle_it 2.02
    c_mcbond_it 1.15
    c_improper_angle_d 1.45
    c_dihedral_angle_d 16.2
    c_angle_deg 1.1
    c_bond_d 0.007
     
    Coordinate Error
    Luzzati ESD(Observed) 0.33
    Luzzati Sigma A(Observed) 0.54
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.4
    Luzzati Sigma A(R-Free Set) 0.58
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 29375
    Nucleic Acid Atoms 61620
    Heterogen Atoms 324
    Solvent Atoms 7816
     
     
  •   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
    data processing HKL