New enzymes from the human gut and archaea that make halogenated chemicals

Discovery and Characterization of Novel Halogenases from the Human Microbiome and from Archaea

NIH-funded research University of Toledo · NIH-11221535

Scientists are looking for enzymes in gut microbes and archaea that can make chlorinated and brominated chemicals useful for greener drug-making.

Quick facts

Grant typeR15 grant
Study typeNIH-funded research
Funding institutionUniversity of Toledo NIH-funded
Lab location1 site (Toledo, United States)
Project IDNIH-11221535 on NIH RePORTER

What this research studies

The team will search microbial and archaeal genomes to find new flavin-dependent halogenase enzymes, including ones from the human microbiome. They will test which aromatic compounds each enzyme can modify and determine which positions on the molecules get halogenated. The researchers will solve enzyme structures and run lab assays to understand how the enzymes work and which substrates they prefer. Results will expand a toolkit of enzymes that chemists could use to make pharmaceutically relevant molecules under milder, greener conditions.

Who could benefit from this research

Good fit: This is lab-based discovery work rather than a treatment trial, so people who could contribute microbiome samples or participate in biospecimen research would be the most relevant participants.

Not a fit: Patients looking for direct clinical treatment or immediate therapeutic benefit are unlikely to gain direct benefit from this basic enzyme-discovery project.

Why it matters

Potential benefit: If successful, this work could enable safer, more environmentally friendly ways to make drug ingredients and speed creation of certain medicines.

How similar studies have performed: Related flavin-dependent halogenases have been characterized before and used in greener chemistry, but finding new enzymes with different selectivity is an active and partly novel area.

Where this research is happening

Toledo, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.