Understanding how cell messengers work to create better medicines

Structural Basis and Molecular Mechanism of GPCR-Arrestin Interactions

['FUNDING_OTHER'] · INDIANA UNIVERSITY INDIANAPOLIS · NIH-11129842

This research explores how important cell messengers called GPCRs interact with other proteins called arrestins, aiming to help design safer and more effective drugs.

Quick facts

Phase['FUNDING_OTHER']
Study typeNih_funding
SexAll
SponsorINDIANA UNIVERSITY INDIANAPOLIS (nih funded)
Locations1 site (INDIANAPOLIS, UNITED STATES)
Trial IDNIH-11129842 on ClinicalTrials.gov

What this research studies

Our bodies rely on tiny messengers called G protein coupled receptors (GPCRs) to receive signals from outside cells and pass them along inside. These signals control many bodily functions, from sensing light to regulating blood pressure. This project focuses on how GPCRs interact with specific partners called arrestins, which are crucial for how cells respond to signals and how drugs work. By creating detailed pictures of these interactions, we hope to uncover new ways to develop medications that are more precise and have fewer side effects.

Who could benefit from this research

Good fit: This foundational research does not directly involve patient participation, but future clinical applications could benefit patients with conditions related to cell signaling and blood pressure regulation.

Not a fit: Patients seeking immediate treatment or direct clinical intervention would not find direct benefit from this basic science project.

Why it matters

Potential benefit: If successful, this work could lead to the development of new and improved medications for a wide range of conditions that involve GPCR signaling, with better safety profiles.

How similar studies have performed: While GPCR-G protein interactions are well-studied, understanding GPCR-arrestin interactions is a newer area, with this project building on recent advances in structural biology techniques.

Where this research is happening

INDIANAPOLIS, 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.