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An Information Portal to 105025 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1HSW
  •   Crystallization Hide
    Crystallization Experiments
    pH 9.6
    Details pH 9.6
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 30.5 α = 90
    b = 55.39 β = 90
    c = 68.85 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 293
     
    Diffraction Detector
    Detector IMAGE PLATE
    Collection Date 1997-05-11
     
    Diffraction Radiation
     
    Diffraction Source
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2
    Resolution(Low) 30
    Number Reflections(Observed) 7683
    Percent Possible(Observed) 92.13
    R Merge I(Observed) 0.0571
    B(Isotropic) From Wilson Plot 23.1
    Redundancy 4.65
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.1
    Percent Possible(All) 90.1
    R Merge I(Observed) 0.301
    Mean I Over Sigma(Observed) 4.19
    Redundancy 4.6
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.0
    Resolution(Low) 10.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(Observed) 5320
    Number of Reflections(R-Free) 278
    Percent Reflections(Observed) 64.4
    R-Factor(Observed) 0.199
    R-Work 0.199
    R-Free 0.291
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 25.8
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.12
    Number of Reflections(R-Free) 17
    Number of Reflections(R-Work) 485
    R-Factor(R-Work) 0.387
    R-Factor(R-Free) 0.351
    R-Free Error 0.085
    Percent Reflections(Observed) 37.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_scangle_it 5.58
    x_scbond_it 3.8
    x_mcangle_it 3.22
    x_mcbond_it 2.12
    x_improper_angle_d 1.64
    x_bond_d 0.016
    x_angle_deg 1.8
    x_dihedral_angle_d 25.4
     
    Coordinate Error
    Luzzati ESD(Observed) 0.26
    Luzzati Sigma A(Observed) 0.29
    Luzzati Resolution Cutoff(Low) 10.0
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 136
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Structure Solution X-PLOR 3.851
    Structure Refinement X-PLOR 3.851
     
    Software
    refinement X-PLOR version: 3.851
    model building X-PLOR version: 3.851
    data collection XDS