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X-RAY DIFFRACTION
Materials and Methods page
3C4I
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 8.2
    Temperature 293.0
    Details 3M Sodium formate, 0.1M Tris-Cl, pH 8.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 36.77 α = 90
    b = 53.97 β = 97.01
    c = 41.73 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details mirrors
    Collection Date 2007-11-01
     
    Diffraction Radiation
    Monochromator Double Crystal Monochromator (Cryogenically cooled)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength List 0.979
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.04
    Resolution(Low) 41.4
    Number Reflections(All) 10292
    Number Reflections(Observed) 10127
    Percent Possible(Observed) 98.6
    R Merge I(Observed) 0.092
    Redundancy 3.8
     
    High Resolution Shell Details
    Resolution(High) 2.04
    Resolution(Low) 2.12
    Percent Possible(All) 92.9
    R Merge I(Observed) 0.391
    Redundancy 3.4
    Number Unique Reflections(All) 967
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.04
    Resolution(Low) 20.0
    Number of Reflections(all) 10105
    Number of Reflections(Observed) 9791
    Number of Reflections(R-Free) 488
    Percent Reflections(Observed) 98.44
    R-Factor(All) 0.236
    R-Factor(Observed) 0.20797
    R-Work 0.206
    R-Free 0.24974
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 25.154
    Anisotropic B[1][1] -1.76
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.99
    Anisotropic B[2][2] -1.15
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 3.15
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.038
    Shell Resolution(Low) 2.09
    Number of Reflections(R-Free) 33
    Number of Reflections(R-Work) 622
    R-Factor(R-Work) 0.24
    R-Factor(R-Free) 0.262
    Percent Reflections(Observed) 87.22
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.929
    r_scbond_it 1.774
    r_mcangle_it 1.067
    r_mcbond_other 0.105
    r_mcbond_it 1.008
    r_symmetry_hbond_refined 0.186
    r_symmetry_vdw_other 0.272
    r_symmetry_vdw_refined 0.2
    r_xyhbond_nbd_refined 0.159
    r_nbtor_other 0.083
    r_nbtor_refined 0.176
    r_nbd_other 0.205
    r_bond_refined_d 0.009
    r_bond_other_d 0.008
    r_angle_refined_deg 1.194
    r_angle_other_deg 0.806
    r_dihedral_angle_1_deg 5.272
    r_dihedral_angle_2_deg 38.581
    r_dihedral_angle_3_deg 15.809
    r_dihedral_angle_4_deg 15.141
    r_chiral_restr 0.064
    r_gen_planes_refined 0.003
    r_gen_planes_other 0.001
    r_nbd_refined 0.196
     
    Coordinate Error
    Luzzati ESD(Observed) 0.264
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1465
    Nucleic Acid Atoms 0
    Heterogen Atoms 12
    Solvent Atoms 84
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution PHASER
    Structure Refinement REFMAC 5.2.0019
     
    Software
    refinement REFMAC version: 5.2.0019