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X-RAY DIFFRACTION
Materials and Methods page
4IUZ
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 3.6
    Temperature 292.0
    Details 5 mg/mL protein, 0.05 M citric acid, 38% v/v PEG200, pH 3.6, VAPOR DIFFUSION, HANGING DROP, temperature 292K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 20.5 α = 96.42
    b = 27.76 β = 98.6
    c = 34.76 γ = 104.46
     
    Space Group
    Space Group Name:    P -1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Collection Date 2011-11-29
     
    Diffraction Radiation
    Monochromator Cryogenically-cooled single crystal Si(220) side bounce
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 24-ID-E
    Wavelength List 0.97921
    Site APS
    Beamline 24-ID-E
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.6
    Resolution(Low) 50
    Number Reflections(All) 9561
    Number Reflections(Observed) 8573
    Percent Possible(Observed) 89.3
    R Merge I(Observed) 0.048
    Redundancy 4.0
     
    High Resolution Shell Details
    Resolution(High) 1.6
    Resolution(Low) 1.64
    Percent Possible(All) 85.3
    R Merge I(Observed) 0.487
    Mean I Over Sigma(Observed) 3.5
    Redundancy 4.1
    Number Unique Reflections(All) 384
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.6
    Resolution(Low) 33.95
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 8572
    Number of Reflections(R-Free) 426
    Percent Reflections(Observed) 89.67
    R-Factor(Observed) 0.2222
    R-Work 0.2208
    R-Free 0.2495
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 29.4458
    Anisotropic B[1][1] -1.25
    Anisotropic B[1][2] 0.06
    Anisotropic B[1][3] 0.31
    Anisotropic B[2][2] 0.57
    Anisotropic B[2][3] 0.38
    Anisotropic B[3][3] 0.88
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.6
    Shell Resolution(Low) 1.642
    Number of Reflections(R-Free) 31
    Number of Reflections(R-Work) 568
    R-Factor(R-Work) 0.294
    R-Factor(R-Free) 0.388
    Percent Reflections(Observed) 84.49
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_rigid_bond_restr 2.874
    r_bond_refined_d 0.023
    r_angle_refined_deg 2.036
    r_dihedral_angle_1_deg 6.66
    r_dihedral_angle_2_deg 40.36
    r_dihedral_angle_3_deg 15.429
    r_dihedral_angle_4_deg 38.645
    r_chiral_restr 0.142
    r_gen_planes_refined 0.01
    r_mcbond_it 2.626
    r_mcangle_it 4.308
    r_scbond_it 5.299
    r_scangle_it 8.212
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 402
    Nucleic Acid Atoms 0
    Heterogen Atoms 20
    Solvent Atoms 14
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.5.0109
     
    Software
    data extraction pdb_extract version: 3.11
    refinement REFMAC5 version: 5.5.0109
    data reduction SCALEPACK