Structures of phosphopantetheine adenylyltransferase from Burkholderia pseudomallei
2011

Structures of an enzyme from Burkholderia pseudomallei

publication Evidence: high

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)

10.1107/S1744309111004349

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication