A Novel Acyl-CoA Beta-Transaminase Characterized from a Metagenome
2011

A New Acyl-CoA Beta-Transaminase

publication 10 minutes Evidence: moderate

Author Information

Author(s): Perret Alain, Lechaplais Christophe, Tricot Sabine, Perchat Nadia, Vergne Carine, Pellé Christine, Bastard Karine, Kreimeyer Annett, Vallenet David, Zaparucha Anne, Weissenbach Jean, Salanoubat Marcel

Primary Institution: Commissariat à l'Energie Atomique et aux Energies Alternatives, Institut de Génomique, Genoscope, Evry, France

Hypothesis

Can uncultivated bacteria in a wastewater treatment plant exhibit alternative pathways for lysine fermentation?

Conclusion

A novel aminotransferase was characterized that suggests a new pathway for lysine fermentation in certain bacteria.

Supporting Evidence

  • The study identified a new gene that may participate in lysine fermentation.
  • The characterized enzyme acts exclusively on Coenzyme A esters.
  • The presence of this enzyme in different bacterial divisions suggests a wider occurrence.

Takeaway

Scientists found a new way that some bacteria can break down lysine, which is a building block of proteins.

Methodology

The study used metagenomic data from a municipal wastewater treatment plant to identify a new gene involved in lysine fermentation.

Limitations

The study primarily focused on a specific metagenome and may not represent all bacterial diversity.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022918

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