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X-RAY DIFFRACTION
Materials and Methods page
1U21
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    Temperature 298.0
    Details PEG 4000, calcium chloride, VAPOR DIFFUSION, SITTING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.65 α = 90
    b = 85.64 β = 90
    c = 63.92 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 93
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details double crystal monochromator
    Collection Date 2004-04-20
     
    Diffraction Radiation
    Monochromator double crystal monochromator
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL9-2
    Wavelength List 1.072
    Site SSRL
    Beamline BL9-2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.69
    Resolution(Low) 27.63
    Number Reflections(All) 27493
    Number Reflections(Observed) 26531
    Percent Possible(Observed) 96.5
    Redundancy 3.4
     
    High Resolution Shell Details
    Resolution(High) 1.69
    Resolution(Low) 1.76
    Percent Possible(All) 88.5
    Mean I Over Sigma(Observed) 2.3
    R-Sym I(Observed) 0.607
    Redundancy 2.3
    Number Unique Reflections(All) 2795
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.69
    Resolution(Low) 27.63
    Number of Reflections(all) 27493
    Number of Reflections(Observed) 25202
    Number of Reflections(R-Free) 1283
    Percent Reflections(Observed) 96.04
    R-Factor(Observed) 0.21783
    R-Work 0.21676
    R-Free 0.23865
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 15.538
    Anisotropic B[1][1] 0.24
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.22
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.02
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.689
    Shell Resolution(Low) 1.733
    Number of Reflections(Observed) 1534
    Number of Reflections(R-Free) 87
    Number of Reflections(R-Work) 1534
    R-Factor(R-Work) 0.337
    R-Factor(R-Free) 0.363
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.194
    r_scbond_it 2.628
    r_mcangle_it 1.681
    r_mcbond_it 0.895
    r_symmetry_hbond_refined 0.168
    r_symmetry_vdw_other 0.278
    r_symmetry_vdw_refined 0.223
    r_bond_refined_d 0.015
    r_bond_other_d 0.002
    r_angle_refined_deg 1.552
    r_angle_other_deg 0.759
    r_dihedral_angle_1_deg 6.175
    r_chiral_restr 0.086
    r_gen_planes_refined 0.009
    r_gen_planes_other 0.012
    r_nbd_refined 0.212
    r_nbd_other 0.276
    r_nbtor_other 0.094
    r_xyhbond_nbd_refined 0.196
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1792
    Nucleic Acid Atoms 0
    Heterogen Atoms 42
    Solvent Atoms 104
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement REFMAC 5.1.24
     
    Software
    refinement REFMAC version: 5.1.24