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X-RAY DIFFRACTION
Materials and Methods page
2ZD1
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.8
    Temperature 277.0
    Details PEG 8000, ammonium sulfate, MgCl2, imidazole, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 163.37 α = 90
    b = 73.26 β = 100.07
    c = 110.07 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 4
    Details mirrors
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type CHESS BEAMLINE F1
    Wavelength List 0.9167
    Site CHESS
    Beamline F1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -0.5
    Resolution(High) 1.8
    Resolution(Low) 50
    Number Reflections(Observed) 113256
    Percent Possible(Observed) 95.3
    R Merge I(Observed) 0.091
    Redundancy 2.9
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.83
    Percent Possible(All) 86.0
    R Merge I(Observed) 0.573
    Mean I Over Sigma(Observed) 1.3
    Redundancy 2.0
    Number Unique Reflections(All) 5054
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.8
    Resolution(Low) 40.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 113072
    Number of Reflections(R-Free) 2260
    Percent Reflections(Observed) 95.2
    R-Factor(Observed) 0.22
    R-Work 0.22
    R-Free 0.248
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 42.1
    Anisotropic B[1][1] -0.72
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -2.3
    Anisotropic B[2][2] -0.18
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.89
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.8
    Shell Resolution(Low) 1.91
    Number of Reflections(R-Free) 348
    Number of Reflections(R-Work) 16420
    R-Factor(R-Work) 0.377
    R-Factor(R-Free) 0.392
    R-Free Error 0.021
    Percent Reflections(Observed) 85.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 6.39
    c_scbond_it 4.51
    c_mcangle_it 3.78
    c_mcbond_it 2.42
    c_improper_angle_d 0.85
    c_dihedral_angle_d 23.5
    c_angle_deg 1.4
    c_bond_d 0.008
     
    Coordinate Error
    Luzzati ESD(Observed) 0.26
    Luzzati Sigma A(Observed) 0.42
    Luzzati Resolution Cutoff(Low) 6.0
    Luzzati ESD(R-Free Set) 0.28
    Luzzati Sigma A(R-Free Set) 0.45
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 7918
    Nucleic Acid Atoms 0
    Heterogen Atoms 37
    Solvent Atoms 626
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    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