Understanding how a key enzyme matures in the cell's secretory pathway

Structural and mechanistic basis for the maturation of site-one protease in the secretory pathway

['FUNDING_R01'] · UT SOUTHWESTERN MEDICAL CENTER · NIH-10939390

This study is looking at how a key enzyme that helps manage cholesterol in our bodies changes from being inactive to active, and it’s for anyone interested in understanding how our cells keep cholesterol levels balanced, especially with the help of a new helper protein.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUT SOUTHWESTERN MEDICAL CENTER (nih funded)
Locations1 site (DALLAS, UNITED STATES)
Trial IDNIH-10939390 on ClinicalTrials.gov

What this research studies

This research investigates the maturation process of site-one protease (S1P), an important enzyme involved in cholesterol metabolism and cellular signaling. It focuses on how S1P transitions from an inactive form in the endoplasmic reticulum (ER) to an active form in the Golgi apparatus, which is crucial for regulating cholesterol levels in the body. The study employs advanced techniques like cryo-electron microscopy to visualize the enzyme's structure and understand its functional mechanisms. By exploring the role of a newly identified co-factor, SPRING, this research aims to uncover new insights into cholesterol homeostasis and related cellular processes.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with metabolic disorders related to cholesterol, such as familial hypercholesterolemia.

Not a fit: Patients who do not have any cholesterol metabolism issues or related metabolic disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for managing cholesterol-related diseases and improving metabolic health.

How similar studies have performed: Other research has shown promising results in understanding enzyme maturation and its implications for metabolic diseases, indicating that this approach has potential for success.

Where this research is happening

DALLAS, 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.