How HIV's envelope protein shifts shape to enter human cells

Probing real-time conformational dynamics and allosteric cooperativity of the HIV-1 envelope glycoprotein during virus entry

NIH-funded research University of Texas Hlth Ctr at Tyler · NIH-11226563

Researchers will track how the HIV surface protein changes shape over time to better understand how the virus fuses with and enters human cells.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Texas Hlth Ctr at Tyler NIH-funded
Lab location1 site (Tyler, United States)
Project IDNIH-11226563 on NIH RePORTER

What this research studies

This research watches the HIV envelope protein in real time using advanced imaging, biophysical measurements, and AI-powered analysis to map the steps it takes to fuse with human cell membranes. Scientists will identify transient intermediate shapes and how the three-part protein components cooperate during entry. The work uses purified viruses, protein complexes, and computational modeling rather than testing treatments in people. Results are meant to point to weak spots that antibodies or drugs could target to block infection.

Who could benefit from this research

Good fit: Ideal candidates would be people living with HIV who are willing to donate blood or virus-containing samples for laboratory studies or to be considered for future trials based on the findings.

Not a fit: People seeking immediate clinical treatment or a direct therapeutic benefit from this project should not expect immediate personal benefit, since this is a basic, mechanism-focused study.

Why it matters

Potential benefit: If successful, the project could reveal new targets for vaccines, neutralizing antibodies, or drugs that block HIV entry and prevent or limit infection.

How similar studies have performed: Structural and single-molecule studies have previously identified Env shapes and some intermediates, but real-time, time-resolved mapping of cooperative allosteric changes remains relatively novel.

Where this research is happening

Tyler, 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.
Conditions Acquired Immune Deficiency Syndrome VirusAcquired Immunodeficiency Syndrome Virus
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.