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X-RAY DIFFRACTION
Materials and Methods page
4APM
  •   Crystallization Hide
    Crystallization Experiments
    Details 16% PEG 8000, 300 MM CALCIUM ACETATE, 100 MM SODIUM CACODYLATE PH 5.5 AND 3% 2-METHYL-2,4-PENTANEDIOL (MPD)
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 67.82 α = 90
    b = 139.18 β = 90
    c = 45.01 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD (MX-325)
    Type MARRESEARCH
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL9-2
    Wavelength 0.9791
    Site SSRL
    Beamline BL9-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.3
    Resolution(Low) 42.83
    Number Reflections(Observed) 19533
    Percent Possible(Observed) 99.2
    R Merge I(Observed) 0.07
    Redundancy 4.6
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.42
    Percent Possible(All) 96.4
    R Merge I(Observed) 0.39
    Mean I Over Sigma(Observed) 3.7
    Redundancy 4.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.3
    Resolution(Low) 42.83
    Number of Reflections(Observed) 18452
    Number of Reflections(R-Free) 998
    Percent Reflections(Observed) 98.98
    R-Factor(Observed) 0.19281
    R-Work 0.18977
    R-Free 0.25049
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 39.841
    Anisotropic B[1][1] 0.02
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.02
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.36
    Number of Reflections(R-Free) 74
    Number of Reflections(R-Work) 1160
    R-Factor(R-Work) 0.228
    R-Factor(R-Free) 0.284
    Percent Reflections(Observed) 94.92
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.011
    r_chiral_restr 0.164
    r_dihedral_angle_4_deg 20.3
    r_dihedral_angle_3_deg 18.856
    r_dihedral_angle_2_deg 32.99
    r_dihedral_angle_1_deg 7.506
    r_angle_refined_deg 1.329
    r_bond_refined_d 0.01
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2624
    Nucleic Acid Atoms 0
    Heterogen Atoms 57
    Solvent Atoms 166
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.6.0117
     
    Software
    refinement REFMAC version: 5.6.0117
    model building PHASER