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X-RAY DIFFRACTION
Materials and Methods page
1W1G
  •   Crystallization Hide
    Crystallization Experiments
    pH 4.2
    Details 25 % PEG 4000, 0.1 M SODIUM ACETATE [PH 4.2], 0.3 M AMMONIUM ACETATE
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 35.26 α = 90
    b = 58.94 β = 102.33
    c = 36.44 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 IMAGE PLATE (RAXIS 4)
    Type RIGAKU
    Details MIRRORS
    Collection Date 2003-09-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU MICROMAX-007
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.45
    Resolution(Low) 30
    Number Reflections(Observed) 25810
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.05
    Redundancy 2.9
     
    High Resolution Shell Details
    Resolution(High) 1.45
    Resolution(Low) 1.5
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.37
    Mean I Over Sigma(Observed) 2.5
    Redundancy 2.7
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.45
    Resolution(Low) 25.0
    Number of Reflections(Observed) 25241
    Number of Reflections(R-Free) 545
    Percent Reflections(Observed) 99.7
    R-Factor(Observed) 0.183
    R-Work 0.182
    R-Free 0.236
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 26.94
    Anisotropic B[1][1] 1.58
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.06
    Anisotropic B[2][2] -0.83
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.73
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.45
    Shell Resolution(Low) 1.49
    Number of Reflections(R-Free) 44
    Number of Reflections(R-Work) 1834
    R-Factor(R-Work) 0.339
    R-Factor(R-Free) 0.308
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.923
    r_scbond_it 3.614
    r_mcangle_it 2.305
    r_mcbond_other 0.745
    r_mcbond_it 1.727
    r_nbd_refined 0.221
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.008
    r_chiral_restr 0.109
    r_dihedral_angle_4_deg 17.708
    r_dihedral_angle_3_deg 13.71
    r_dihedral_angle_2_deg 34.693
    r_dihedral_angle_1_deg 6.622
    r_angle_other_deg 0.86
    r_angle_refined_deg 1.703
    r_bond_other_d 0.002
    r_bond_refined_d 0.016
    r_nbd_other 0.2
    r_nbtor_refined 0.181
    r_nbtor_other 0.107
    r_xyhbond_nbd_refined 0.159
    r_symmetry_vdw_refined 0.166
    r_symmetry_vdw_other 0.24
    r_symmetry_hbond_refined 0.274
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1194
    Nucleic Acid Atoms 0
    Heterogen Atoms 33
    Solvent Atoms 163
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) CRYSTALCLEAR
    Data Reduction (data scaling) D*TREK
    Structure Solution CNS
    Structure Refinement REFMAC 5.2.0003
     
    Software
    refinement REFMAC version: 5.2.0003
    model building CNS