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X-RAY DIFFRACTION
Materials and Methods page
4M4O
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 8.5
    Temperature 298.0
    Details 0.17M Sodium Acetate, 0.085M Tris-HCl, pH 8.5, 25.5% PEG-4000, 15% v/v glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 141.22 α = 90
    b = 30.61 β = 122.45
    c = 89.82 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 315
    Collection Date 2012-03-23
     
    Diffraction Radiation
    Diffraction Protocol single wavelength
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength List 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2
    Resolution(Low) 50
    Number Reflections(Observed) 22172
    Percent Possible(Observed) 98.8
    R Merge I(Observed) 0.056
    Redundancy 3.1
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.03
    Percent Possible(All) 90.3
    R Merge I(Observed) 0.348
    Redundancy 2.7
    Number Unique Reflections(All) 1010
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 37.98
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 22156
    Number of Reflections(R-Free) 1128
    Percent Reflections(Observed) 98.9
    R-Factor(Observed) 0.1822
    R-Work 0.1809
    R-Free 0.2066
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 41.1093
    Anisotropic B[1][1] 24.66
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 8.81
    Anisotropic B[2][2] -11.21
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -13.44
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.001
    Shell Resolution(Low) 2.053
    Number of Reflections(R-Free) 78
    Number of Reflections(R-Work) 1421
    R-Factor(R-Work) 0.215
    R-Factor(R-Free) 0.273
    Percent Reflections(Observed) 92.82
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scbond_it 2.125
    r_mcangle_it 2.267
    r_mcbond_it 1.478
    r_gen_planes_refined 0.008
    r_chiral_restr 0.089
    r_dihedral_angle_4_deg 16.985
    r_dihedral_angle_3_deg 14.045
    r_dihedral_angle_2_deg 36.77
    r_dihedral_angle_1_deg 6.194
    r_angle_refined_deg 1.162
    r_bond_refined_d 0.008
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 1261
    Heterogen Atoms 3
    Solvent Atoms 220
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0032
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5
    molecular replacement Phaser version: 2.3.0
    data reduction SCALEPACK