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X-RAY DIFFRACTION
Materials and Methods page
3HMR
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 8
    Temperature 298.0
    Details 50 mM Ammonium sulfate, 24-30% PEG 2000, 50 mM HEPES pH 8.0, 5% 2-Methyl-2,4-pentanediol, VAPOR DIFFUSION, HANGING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 62.42 α = 90
    b = 62.42 β = 90
    c = 58.89 γ = 120
     
    Space Group
    Space Group Name:    P 65
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARMOSAIC 300 mm CCD
    Collection Date 2006-08-22
     
    Diffraction Radiation
    Monochromator Si(220)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-ID
    Wavelength List 1.00000
    Site APS
    Beamline 22-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2
    Resolution(Low) 50
    Number Reflections(All) 8117
    Number Reflections(Observed) 8117
    Percent Possible(Observed) 90.7
    R Merge I(Observed) 0.133
    B(Isotropic) From Wilson Plot 7.7
    Redundancy 7.5
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.07
    Percent Possible(All) 53.9
    R Merge I(Observed) 0.415
    Mean I Over Sigma(Observed) 1.7
    R-Sym I(Observed) 0.415
    Redundancy 2.5
    Number Unique Reflections(All) 877
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 39.82
    Number of Reflections(all) 8117
    Number of Reflections(Observed) 7699
    Number of Reflections(R-Free) 829
    Percent Reflections(Observed) 86.6
    R-Factor(All) 0.228
    R-Factor(Observed) 0.211
    R-Work 0.211
    R-Free 0.265
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 30.2
    Anisotropic B[1][1] 0.73
    Anisotropic B[1][2] 1.98
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.73
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.46
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.07
    Number of Reflections(Observed) 429
    Number of Reflections(R-Free) 47
    Number of Reflections(R-Work) 738
    R-Factor(R-Work) 0.272
    R-Factor(R-Free) 0.285
    R-Free Error 0.03
    Percent Reflections(Observed) 53.9
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.82
    c_scbond_it 2.47
    c_mcangle_it 3.35
    c_mcbond_it 1.97
    c_improper_angle_d 0.68
    c_dihedral_angle_d 25.7
    c_angle_deg 1.1
    c_bond_d 0.006
     
    Coordinate Error
    Luzzati ESD(Observed) 0.24
    Luzzati Sigma A(Observed) 0.22
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.29
    Luzzati Sigma A(R-Free Set) 0.18
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 748
    Nucleic Acid Atoms 0
    Heterogen Atoms 5
    Solvent Atoms 82
     
     
  •   Software and Computing Hide
    Computing
    Data Collection SER-CAT
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1
    model building CNS
    data collection SER-CAT