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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1OT1
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 295.0
    Details MPD, Ca, HEPES, maltose, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 116.94 α = 90
    b = 109.76 β = 90
    c = 67.75 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 120
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Details Osmic mirrors
    Collection Date 2002-10-22
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type ENRAF-NONIUS
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2
    Resolution(Low) 25
    Number Reflections(Observed) 59675
    Percent Possible(Observed) 99.4
    R Merge I(Observed) 0.023
    B(Isotropic) From Wilson Plot 13.2
     
    High Resolution Shell Details
    Resolution(High) 2.0
    Resolution(Low) 2.07
    Percent Possible(All) 97.4
    R Merge I(Observed) 0.073
    Mean I Over Sigma(Observed) 15.5
    Number Unique Reflections(All) 5751
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method FOURIER SYNTHESIS
    reflnsShellList 2.0
    Resolution(Low) 24.9
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 59255
    Number of Reflections(Observed) 59255
    Number of Reflections(R-Free) 3058
    Percent Reflections(Observed) 99.4
    R-Factor(Observed) 0.152
    R-Work 0.152
    R-Free 0.181
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 20.2
    Anisotropic B[1][1] -0.78
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.19
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.97
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.0
    Shell Resolution(Low) 2.13
    Number of Reflections(R-Free) 493
    Number of Reflections(R-Work) 9195
    R-Factor(R-Work) 0.162
    R-Factor(R-Free) 0.19
    R-Free Error 0.009
    Percent Reflections(Observed) 98.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.38
    c_scbond_it 1.71
    c_mcangle_it 1.37
    c_mcbond_it 0.99
    c_improper_angle_d 0.89
    c_dihedral_angle_d 24.3
    c_angle_deg 1.3
    c_bond_d 0.005
     
    Coordinate Error
    Luzzati ESD(Observed) 0.17
    Luzzati Sigma A(Observed) 0.09
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.2
    Luzzati Sigma A(R-Free Set) 0.12
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 5261
    Nucleic Acid Atoms 0
    Heterogen Atoms 249
    Solvent Atoms 824
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1