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Related Experiment Video

Updated: Jul 13, 2026

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis
10:27

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis

Published on: December 15, 2011

Rapid shape determination of tissue transglutaminase using high-throughput computing.

Donna Lammie1, James Osborne, Daniel Aeschlimann

  • 1School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cardiff CF24 4LU, Wales. lammied@cf.ac.uk

Acta Crystallographica. Section D, Biological Crystallography
|August 21, 2007
PubMed
Summary

This study used the Condor workload-management system to accelerate the determination of macromolecular shapes using small-angle X-ray scattering. This approach significantly speeds up computational analysis, enabling rapid insights into protein structures like tissue transglutaminase.

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Area of Science:

  • Structural biology
  • Biophysics
  • Computational biology

Background:

  • Small-angle X-ray scattering (SAXS) is crucial for determining macromolecular shapes in solution.
  • Traditional SAXS modeling with tools like DAMMIN and GASBOR is computationally intensive, requiring numerous runs for accurate results.
  • Understanding the conformational changes of enzymes like tissue transglutaminase is essential for elucidating their function.

Purpose of the Study:

  • To expedite the process of determining protein molecular shapes using SAXS data.
  • To apply computational methods for rapid structural analysis of complex enzymes.
  • To demonstrate the efficiency of the Condor system for SAXS data processing.

Main Methods:

  • Utilized the Condor workload-management system to run SAXS modeling applications (DAMMIN, GASBOR) in parallel.

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Last Updated: Jul 13, 2026

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis
10:27

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis

Published on: December 15, 2011

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  • Employed ab initio methods with simulated annealing for building protein models from SAXS data.
  • Applied the Condor system to determine the solution shape of tissue transglutaminase.

    • Main Results:

    • Significantly reduced the time required for protein shape determination through parallel computation.
    • Successfully determined the solution shape of tissue transglutaminase rapidly.
    • Established a faster workflow for processing SAXS data.

    Conclusions:

    • The Condor system offers a substantial advantage in accelerating SAXS-based structural studies.
    • Rapid determination of macromolecular shapes is achievable, facilitating quicker scientific discovery.
    • Future work includes developing a graphical user interface for online analysis at synchrotron sources.