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X-RAY DIFFRACTION
Materials and Methods page
3P1Q
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.4
    Temperature 277.15
    Details 0.095M HEPES Na-Salt, 25.6% PEG 400, 0.19M CaCl2, 5% Glycerol, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 82.46 α = 90
    b = 110.7 β = 90
    c = 62.2 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MAR scanner 345 mm plate
    Collection Date 2010-07-14
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type BRUKER AXS MICROSTAR
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -3.0
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.7
    Resolution(Low) 19.6
    Number Reflections(All) 31706
    Number Reflections(Observed) 31587
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.05
    B(Isotropic) From Wilson Plot 21.959
    Redundancy 3.89
     
    High Resolution Shell Details
    Resolution(High) 1.7
    Resolution(Low) 1.8
    Percent Possible(All) 99.4
    R Merge I(Observed) 0.198
    Mean I Over Sigma(Observed) 8.31
    Redundancy 3.74
    Number Unique Reflections(All) 4896
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.7
    Resolution(Low) 19.57
    Number of Reflections(all) 31587
    Number of Reflections(Observed) 30007
    Number of Reflections(R-Free) 1580
    Percent Reflections(Observed) 100.0
    R-Factor(Observed) 0.15287
    R-Work 0.14955
    R-Free 0.21654
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 15.964
    Anisotropic B[1][1] 0.22
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.79
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.01
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.7
    Shell Resolution(Low) 1.744
    Number of Reflections(Observed) 2156
    Number of Reflections(R-Free) 114
    Number of Reflections(R-Work) 2156
    R-Factor(R-Work) 0.215
    R-Factor(R-Free) 0.331
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_rigid_bond_restr 2.597
    r_scangle_it 6.884
    r_scbond_it 4.803
    r_mcangle_it 3.101
    r_mcbond_it 2.029
    r_gen_planes_refined 0.009
    r_chiral_restr 0.147
    r_dihedral_angle_4_deg 18.314
    r_dihedral_angle_3_deg 14.88
    r_dihedral_angle_2_deg 32.354
    r_dihedral_angle_1_deg 4.413
    r_angle_refined_deg 1.965
    r_bond_refined_d 0.022
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1899
    Nucleic Acid Atoms 0
    Heterogen Atoms 52
    Solvent Atoms 204
     
     
  •   Software and Computing Hide
    Computing
    Data Collection MARresearch software
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution Phaser
    Structure Refinement REFMAC 5.5.0102
     
    Software
    refinement REFMAC version: 5.5.0102
    model building Phaser
    data collection MARresearch version: software