POP-OUT | CLOSE

An Information Portal to 111749 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4ANL
  •   Crystallization Hide
    Crystallization Experiments
    pH 8.5
    Details CRYSTALS WERE GROWN BY THE HANGING DROP VAPOR DIFFUSION METHOD AT 13 DEGRESS CELCIUS BY MIXING 2 MICROLITERS OF PROTEIN SOLUTION WITH A RESERVOIR SOLUTION CONTAINING: 19% (W/V) PEG 3350, 0.1 M TRIS PH 8.5, 0.2 M LITHIUM SULFATE, AND 0.1 (W/V) BETA-OCTYLGLCOSIDE
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.84 α = 90
    b = 57.59 β = 90
    c = 105.15 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 87
     
    Diffraction Detector
    Detector PIXEL (PILATUS 6M)
    Type DECTRIS
    Collection Date 2011-10-17
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 17-ID
    Wavelength 1.0
    Site APS
    Beamline 17-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.7
    Resolution(Low) 105.15
    Number Reflections(Observed) 35264
    Percent Possible(Observed) 99.5
    R Merge I(Observed) 0.04
    B(Isotropic) From Wilson Plot 24.4
    Redundancy 6.4
     
    High Resolution Shell Details
    Resolution(High) 1.7
    Resolution(Low) 1.79
    Percent Possible(All) 98.3
    R Merge I(Observed) 0.46
    Mean I Over Sigma(Observed) 3.5
    Redundancy 5.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method ISOMORPHOUS REPLACEMENT
    reflnsShellList 1.7
    Resolution(Low) 52.58
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 35145
    Number of Reflections(R-Free) 1054
    Percent Reflections(Observed) 99.3
    R-Work 0.202
    R-Free 0.216
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 27.6
    Anisotropic B[1][1] -3.69
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.72
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 4.41
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.7
    Shell Resolution(Low) 1.81
    Number of Reflections(R-Free) 164
    Number of Reflections(R-Work) 5525
    R-Factor(R-Work) 0.255
    R-Factor(R-Free) 0.271
    R-Free Error 0.021
    Percent Reflections(Observed) 98.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.38
    c_scbond_it 2.24
    c_mcangle_it 2.09
    c_mcbond_it 1.32
    c_improper_angle_d 0.65
    c_bond_d 0.004
    c_angle_deg 0.8
    c_dihedral_angle_d 18.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.19
    Luzzati Sigma A(Observed) 0.12
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.23
    Luzzati Sigma A(R-Free Set) 0.16
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2305
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 274
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) AUTOPROC
    Data Reduction (data scaling) SCALA
    Structure Solution CNX
    Structure Refinement CNX 2005
     
    Software
    refinement CNX version: 2005
    model building CNX