Designing precise drugs that block BET protein interaction sites linked to cancer and viral infection

Targeting the ET domain of BET proteins: specificity and selectivity

NIH-funded research University of Florida · NIH-11345246

This project aims to find molecules that specifically block a part of BET proteins to help create safer treatments for cancers and viral infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Florida NIH-funded
Lab location1 site (Gainesville, United States)
Project IDNIH-11345246 on NIH RePORTER

What this research studies

Researchers will use computer-based screening and machine learning to search for peptides and small molecules that bind the ET interaction site on BET proteins. Top candidate binders will be refined with physics-based modeling and then tested and characterized by NMR experiments in the lab. The team will map how the ET domain interacts with different peptide sequences and how its flexible shapes affect binding strength and selectivity. Understanding these details will guide the design of drugs that target individual BET family members rather than blocking them all at once.

Who could benefit from this research

Good fit: Patients with cancers or viral infections known to be driven by BET protein activity could be the eventual candidates for therapies developed from this work, once clinical testing begins.

Not a fit: Patients whose conditions are not driven by BET proteins or who need immediate approved treatments are unlikely to benefit directly from this preclinical research in the short term.

Why it matters

Potential benefit: If successful, this work could enable drugs that target specific BET proteins and reduce the toxic side effects seen with current non-selective BET inhibitors.

How similar studies have performed: Broad BET inhibitors have shown promise but cause toxicity, and targeting the ET domain for selective binding is a newer and less-tested strategy with promising early rationale.

Where this research is happening

Gainesville, 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.