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An Information Portal to 105025 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4IT1
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 8.5
    Details 0.1M TRIS-HCL, 0.8 M Potassium sodium tartrate tetrahydrate, 0.5% PEG MME5000 , pH 8.5, VAPOR DIFFUSION, HANGING DROP
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 82.32 α = 90
    b = 147.7 β = 90
    c = 173.2 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details MIRRORS
    Collection Date 2012-10-03
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 2.2
    Resolution(Low) 50
    Number Reflections(Observed) 107442
    Percent Possible(Observed) 100.0
    Redundancy 8.1
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.24
    Percent Possible(All) 100.0
    Mean I Over Sigma(Observed) 1.6
    Redundancy 8.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MR
    reflnsShellList 2.2
    Resolution(Low) 47.4
    Number of Reflections(Observed) 103872
    Number of Reflections(R-Free) 3218
    Percent Reflections(Observed) 99.65
    R-Factor(Observed) 0.19566
    R-Work 0.19402
    R-Free 0.24953
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 54.688
    Anisotropic B[1][1] 1.97
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.74
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.72
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.202
    Shell Resolution(Low) 2.259
    Number of Reflections(R-Free) 246
    Number of Reflections(R-Work) 7498
    R-Factor(R-Work) 0.305
    R-Factor(R-Free) 0.374
    Percent Reflections(Observed) 98.75
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.005
    r_chiral_restr 0.071
    r_dihedral_angle_4_deg 15.052
    r_dihedral_angle_3_deg 15.81
    r_dihedral_angle_2_deg 36.123
    r_dihedral_angle_1_deg 5.241
    r_angle_refined_deg 1.081
    r_bond_refined_d 0.006
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 13248
    Nucleic Acid Atoms 0
    Heterogen Atoms 48
    Solvent Atoms 633
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) HKL-3000
    Structure Solution PHASER
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building PHASER