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X-RAY DIFFRACTION
Materials and Methods page
4AC2
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.4
    Details POTASSIUM CHLORIDE, POTASSIUM PHOSPHATE, AMMONIUM SULFATE, PH 7.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 85.5 α = 90
    b = 42.5 β = 90
    c = 64.51 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 120
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details MIRRORS
    Collection Date 2009-12-30
     
    Diffraction Radiation
    Monochromator NI FILTER CMF12 38CU-6
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU300
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.8
    Resolution(Low) 42.8
    Number Reflections(Observed) 22391
    Percent Possible(Observed) 99.5
    R Merge I(Observed) 0.08
    Redundancy 8.5
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 5.7
    Percent Possible(All) 96.5
    R Merge I(Observed) 0.34
    Mean I Over Sigma(Observed) 5.6
    Redundancy 8.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.81
    Resolution(Low) 64.51
    Number of Reflections(Observed) 19864
    Number of Reflections(R-Free) 2241
    Percent Reflections(Observed) 99.96
    R-Factor(Observed) 0.19255
    R-Work 0.18771
    R-Free 0.2356
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 22.396
    Anisotropic B[1][1] -0.7
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.0
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.69
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.81
    Shell Resolution(Low) 1.857
    Number of Reflections(R-Free) 161
    Number of Reflections(R-Work) 1450
    R-Factor(R-Work) 0.258
    R-Factor(R-Free) 0.381
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 6.159
    r_scbond_it 3.827
    r_mcangle_it 2.494
    r_mcbond_it 1.377
    r_gen_planes_refined 0.013
    r_chiral_restr 0.151
    r_dihedral_angle_4_deg 16.538
    r_dihedral_angle_3_deg 15.971
    r_dihedral_angle_2_deg 35.625
    r_dihedral_angle_1_deg 6.451
    r_angle_refined_deg 2.055
    r_bond_refined_d 0.023
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1779
    Nucleic Acid Atoms 0
    Heterogen Atoms 38
    Solvent Atoms 180
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.5.0109
     
    Software
    refinement REFMAC version: 5.5.0109
    model building MOLREP