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X-RAY DIFFRACTION
Materials and Methods page
4HNT
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Temperature 294.0
    Details 200 mM ammonium tartrate and 20% (w/v) PEG3350, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 294K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 96.23 α = 90
    b = 256.28 β = 109.86
    c = 126.68 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 ADSC QUANTUM 315
    Details MIRRORS
    Collection Date 2010-06-04
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.8
    Resolution(Low) 30
    Number Reflections(Observed) 128744
    Percent Possible(Observed) 91.0
    R Merge I(Observed) 0.092
    Redundancy 2.8
     
    High Resolution Shell Details
    Resolution(High) 2.8
    Resolution(Low) 2.9
    Percent Possible(All) 94.4
    R Merge I(Observed) 0.465
    Mean I Over Sigma(Observed) 2.1
    Redundancy 2.8
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 2.8
    Resolution(Low) 30.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 141000
    Number of Reflections(Observed) 122029
    Number of Reflections(R-Free) 6458
    Percent Reflections(Observed) 91.0
    R-Factor(Observed) 0.212
    R-Work 0.209
    R-Free 0.279
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 84.5
    Anisotropic B[1][1] 1.14
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 1.74
    Anisotropic B[2][2] 0.71
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.66
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.8
    Shell Resolution(Low) 2.95
    Number of Reflections(R-Free) 897
    Number of Reflections(R-Work) 18396
    R-Factor(R-Work) 0.257
    R-Factor(R-Free) 0.353
    Percent Reflections(Observed) 94.21
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.831
    r_scbond_it 2.969
    r_mcangle_it 1.769
    r_mcbond_it 0.941
    r_gen_planes_refined 0.011
    r_chiral_restr 0.105
    r_dihedral_angle_4_deg 21.655
    r_dihedral_angle_3_deg 23.284
    r_dihedral_angle_2_deg 39.967
    r_dihedral_angle_1_deg 8.553
    r_angle_refined_deg 1.359
    r_bond_refined_d 0.013
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 32373
    Nucleic Acid Atoms 0
    Heterogen Atoms 107
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement REFMAC 5.5.0102
     
    Software
    refinement REFMAC version: 5.5.0102
    model building CNS
    data collection CBASS