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An Information Portal to 105025 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4B1C
  •   Crystallization Hide
    Crystallization Experiments
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 47.96 α = 90
    b = 75.6 β = 90
    c = 104.52 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Collection Date 2009-10-26
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Wavelength 1.54
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.95
    Resolution(Low) 26.41
    Number Reflections(Observed) 27406
    Percent Possible(Observed) 96.7
    R Merge I(Observed) 0.08
    Redundancy 3.5
     
    High Resolution Shell Details
    Resolution(High) 1.95
    Resolution(Low) 2.0
    Percent Possible(All) 93.5
    R Merge I(Observed) 0.43
    Mean I Over Sigma(Observed) 2.1
    Redundancy 3.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.95
    Resolution(Low) 61.2
    Number of Reflections(Observed) 24701
    Number of Reflections(R-Free) 1304
    Percent Reflections(Observed) 91.43
    R-Factor(Observed) 0.19093
    R-Work 0.18802
    R-Free 0.24459
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 27.534
    Anisotropic B[1][1] 0.64
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.69
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.33
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.95
    Shell Resolution(Low) 2.001
    Number of Reflections(R-Free) 84
    Number of Reflections(R-Work) 1566
    R-Factor(R-Work) 0.276
    R-Factor(R-Free) 0.403
    Percent Reflections(Observed) 79.21
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 5.664
    r_scbond_it 4.215
    r_mcangle_it 4.796
    r_mcbond_it 3.701
    r_gen_planes_refined 0.005
    r_chiral_restr 0.083
    r_dihedral_angle_4_deg 16.386
    r_dihedral_angle_3_deg 12.498
    r_dihedral_angle_2_deg 31.026
    r_dihedral_angle_1_deg 6.413
    r_angle_refined_deg 1.295
    r_bond_refined_d 0.01
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2954
    Nucleic Acid Atoms 0
    Heterogen Atoms 29
    Solvent Atoms 260
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0066
     
    Software
    refinement REFMAC version: 5.5.0066
    model building PHASER