Understanding How Blood Clotting Proteins Work

Structural basis of prothrombin activation

['FUNDING_R01'] · SAINT LOUIS UNIVERSITY · NIH-11166380

This research aims to understand the detailed shapes and actions of proteins involved in blood clotting, like prothrombin, to better understand how clots form.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorSAINT LOUIS UNIVERSITY (nih funded)
Locations1 site (SAINT LOUIS, UNITED STATES)
Trial IDNIH-11166380 on ClinicalTrials.gov

What this research studies

This project builds on previous work that has helped us understand how blood clotting proteins, especially thrombin and prothrombin, function. Researchers are using advanced imaging techniques, called cryo-EM, to get very detailed pictures of these proteins and how they interact. The goal is to map out the exact steps and changes these proteins go through when blood clotting begins. By seeing these structures, we can learn precisely how prothrombin turns into its active form, which is crucial for forming blood clots. This detailed knowledge will help us understand the fundamental processes behind both normal clotting and clotting disorders.

Who could benefit from this research

Good fit: This foundational research does not directly involve patient participation but aims to benefit individuals affected by blood clotting disorders in the future.

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

Why it matters

Potential benefit: If successful, this fundamental understanding of blood clotting could lead to new ways to prevent or treat conditions like excessive bleeding or dangerous blood clots.

How similar studies have performed: The research builds upon significant prior contributions in understanding thrombin dynamics and prothrombin activation, utilizing established cryo-EM techniques that have proven successful in visualizing complex protein structures.

Where this research is happening

SAINT LOUIS, 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.