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X-RAY DIFFRACTION
Materials and Methods page
1YYM
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 5.6
    Temperature 293.0
    Details PEG 4000, isopropanol, sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.62 α = 90
    b = 157.04 β = 93.45
    c = 108.93 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Collection Date 2003-10-31
     
    Diffraction Radiation
    Monochromator SI (220)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-ID
    Wavelength List 1.000
    Site APS
    Beamline 22-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.2
    Resolution(Low) 20
    Percent Possible(Observed) 95.0
    R Merge I(Observed) 0.121
    B(Isotropic) From Wilson Plot 18.2
    Redundancy 3.5
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.28
    Percent Possible(All) 69.2
    R Merge I(Observed) 0.34
    Mean I Over Sigma(Observed) 1.3
    R-Sym I(Observed) 0.34
    Redundancy 2.2
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 2.2
    Resolution(Low) 19.99
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 87488
    Number of Reflections(Observed) 77539
    Number of Reflections(R-Free) 7772
    Percent Reflections(Observed) 88.6
    R-Factor(Observed) 0.209
    R-Work 0.209
    R-Free 0.268
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 33.4
    Anisotropic B[1][1] -4.69
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.38
    Anisotropic B[2][2] 0.17
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 4.51
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.2
    Shell Resolution(Low) 2.34
    Number of Reflections(R-Free) 822
    Number of Reflections(R-Work) 7819
    R-Factor(R-Work) 0.293
    R-Factor(R-Free) 0.341
    R-Free Error 0.012
    Percent Reflections(Observed) 59.3
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 0.8
    c_dihedral_angle_d 26.4
    c_angle_deg 1.3
    c_bond_d 0.006
     
    Coordinate Error
    Luzzati ESD(Observed) 0.27
    Luzzati Sigma A(Observed) 0.35
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.36
    Luzzati Sigma A(R-Free Set) 0.38
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 11794
    Nucleic Acid Atoms 0
    Heterogen Atoms 240
    Solvent Atoms 789
     
     
  •   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