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X-RAY DIFFRACTION
Materials and Methods page
4IAB
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 6
    Temperature 277.0
    Details 1.0M lithium chloride, 20.0% polyethylene glycol 6000, 0.1M MES pH 6.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 43.73 α = 90
    b = 213.88 β = 90
    c = 153.64 γ = 90
     
    Space Group
    Space Group Name:    C 2 2 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details KOHZU: Double Crystal Si(111)
    Collection Date 2012-10-17
     
    Diffraction Radiation
    Monochromator Double Crystal Si(111)
    Diffraction Protocol MAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type ALS BEAMLINE 8.2.2
    Wavelength List 0.979493,0.918401,0.979288
    Site ALS
    Beamline 8.2.2
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.66
    Resolution(Low) 46.19
    Number Reflections(Observed) 84998
    Percent Possible(Observed) 99.1
    R Merge I(Observed) 0.046
    B(Isotropic) From Wilson Plot 21.673
    Redundancy 3.61
     
    High Resolution Shell Details
    Resolution(High) 1.66
    Resolution(Low) 1.72
    Percent Possible(All) 98.9
    R Merge I(Observed) 0.56
    Mean I Over Sigma(Observed) 2.2
    Redundancy 3.63
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 1.66
    Resolution(Low) 46.19
    Number of Reflections(Observed) 80705
    Number of Reflections(R-Free) 4249
    Percent Reflections(Observed) 99.02
    R-Factor(Observed) 0.16369
    R-Work 0.16262
    R-Free 0.18394
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 26.849
    Anisotropic B[1][1] 0.77
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.77
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.01
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.66
    Shell Resolution(Low) 1.703
    Number of Reflections(R-Free) 320
    Number of Reflections(R-Work) 5883
    R-Factor(R-Work) 0.248
    R-Factor(R-Free) 0.255
    Percent Reflections(Observed) 98.62
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_mcangle_it 3.658
    r_mcbond_other 2.532
    r_mcbond_it 2.534
    r_gen_planes_other 0.001
    r_gen_planes_refined 0.008
    r_chiral_restr 0.015
    r_dihedral_angle_4_deg 17.524
    r_dihedral_angle_3_deg 12.133
    r_dihedral_angle_2_deg 28.013
    r_dihedral_angle_1_deg 6.368
    r_angle_other_deg 0.737
    r_angle_refined_deg 1.575
    r_bond_other_d 0.001
    r_bond_refined_d 0.012
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4399
    Nucleic Acid Atoms 0
    Heterogen Atoms 81
    Solvent Atoms 628
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution SHELXD,SHARP
    Structure Refinement REFMAC 5.7.0032
     
    Software
    refinement REFMAC5 version: 5.7.0032
    data processing Xscale version: March 15, 2012
    phasing SHARP
    phasing SHELX
    data extraction pdb_extract version: 3.10
    validation MOLPROBITY version: 3beta29