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X-RAY DIFFRACTION
Materials and Methods page
1XLW
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 298.0
    Details AMMONIUM SULFATE, 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 154.46 α = 90
    b = 154.46 β = 90
    c = 127.01 γ = 90
     
    Space Group
    Space Group Name:    I 4 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Collection Date 2003-12-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.1
    Resolution(Low) 50
    Number Reflections(Observed) 43695
    Percent Possible(Observed) 97.3
    Redundancy 9.2
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.18
    Percent Possible(All) 98.2
    Mean I Over Sigma(Observed) 5.5
    R-Sym I(Observed) 0.462
    Redundancy 9.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 40.0
    Number of Reflections(Observed) 38613
    Number of Reflections(R-Free) 2064
    Percent Reflections(Observed) 90.42
    R-Factor(Observed) 0.18569
    R-Work 0.18369
    R-Free 0.22274
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 42.282
    Anisotropic B[1][1] -1.06
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 2.11
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.153
    Number of Reflections(R-Free) 150
    Number of Reflections(R-Work) 2694
    R-Factor(R-Work) 0.202
    R-Factor(R-Free) 0.252
    Percent Reflections(Observed) 86.26
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.868
    r_scbond_it 2.757
    r_mcangle_it 1.788
    r_nbd_refined 0.211
    r_gen_planes_refined 0.008
    r_chiral_restr 0.127
    r_dihedral_angle_4_deg 15.744
    r_dihedral_angle_3_deg 16.268
    r_dihedral_angle_2_deg 35.891
    r_dihedral_angle_1_deg 6.422
    r_angle_refined_deg 1.714
    r_bond_refined_d 0.018
    r_nbtor_refined 0.317
    r_xyhbond_nbd_refined 0.188
    r_symmetry_vdw_refined 0.223
    r_symmetry_hbond_refined 0.384
    r_mcbond_it 1.299
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4180
    Nucleic Acid Atoms 0
    Heterogen Atoms 190
    Solvent Atoms 290
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) R-AXIS
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement REFMAC 5.2
     
    Software
    refinement REFMAC version: 5.2
    model building AMoRE
    data reduction SCALEPACK
    data collection R-AXIS