Structures of an enzyme from Burkholderia pseudomallei
Author Information
Author(s): Edwards Thomas E., Leibly David J., Bhandari Janhavi, Statnekov Jacob B., Phan Isabelle, Dieterich Shellie H., Abendroth Jan, Staker Bart L., Van Voorhis Wesley C., Myler Peter J., Stewart Lance J.
Primary Institution: Seattle Structural Genomics Center for Infectious Disease (SSGCID)
Hypothesis
The crystal structures of phosphopantetheine adenylyltransferase (PPAT) from Burkholderia pseudomallei will aid in the search for defenses against this pathogen.
Conclusion
High-resolution crystal structures of phosphopantetheine adenylyltransferase from B. pseudomallei were obtained, revealing important details about its function and structure.
Supporting Evidence
- The enzyme phosphopantetheine adenylyltransferase (PPAT) is crucial for coenzyme A biosynthesis.
- Two crystal structures of PPAT were solved, one with dephospho-coenzyme A and another with 4'-diphosphopantetheine.
- The study provides insights into the enzyme's structure that could inform drug development.
Takeaway
Scientists studied a specific enzyme from a harmful bacterium to understand how it works, which could help in finding ways to fight infections.
Methodology
The enzyme was expressed in E. coli, purified, and crystallized for structural analysis using X-ray crystallography.
Limitations
The study does not confirm whether the enzyme is essential for the bacterium's survival.
Digital Object Identifier (DOI)
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