How BRCA genes and 53BP1 control DNA repair

Admin Core: Regulation of BRCA-dependent Genome Repair via the 53BP1 Axis

['FUNDING_P01'] · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · NIH-11143720

This project looks at how BRCA proteins and the 53BP1 protein decide how cells fix dangerous DNA breaks, information that matters for people with BRCA-related cancer risk.

Quick facts

Phase['FUNDING_P01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF TEXAS HLTH SCIENCE CENTER (nih funded)
Locations1 site (SAN ANTONIO, UNITED STATES)
Trial IDNIH-11143720 on ClinicalTrials.gov

What this research studies

Multiple labs are working together to understand how BRCA1/2 and the protein 53BP1 influence whether cells use accurate or error-prone DNA repair. Researchers will use purified proteins, structural and biophysical tests, and cell models to watch protein interactions at broken DNA and measure repair outcomes. Shared cores will supply high-quality protein preparations and precise measurement tools to study these molecular events. The goal is to reveal mechanisms that could explain how BRCA-related cancers arise and why some therapies fail or succeed.

Who could benefit from this research

Good fit: People with inherited BRCA1 or BRCA2 mutations or a strong family history of hereditary breast or ovarian cancer would be the most relevant group for results from this work.

Not a fit: People with conditions unrelated to BRCA genes or DNA-repair defects are unlikely to receive direct benefit from this project.

Why it matters

Potential benefit: If successful, the findings could point to new ways to prevent or treat BRCA-related cancers by influencing how damaged DNA is repaired.

How similar studies have performed: Prior basic research on BRCA proteins and 53BP1 has produced important insights and supported therapies like PARP inhibitors, but the specific regulatory details targeted here are still being worked out.

Where this research is happening

SAN ANTONIO, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.