How protein sequences affect the movement of molecules across cell membranes

Protein sequence influence on single-molecule transport dynamics

NIH-funded research Columbia Univ New York Morningside · NIH-10946299

This study is looking at how special proteins help move vitamin B12 in and out of cells, using a cool new technique that lets scientists see this process in real-time, which could help us understand how these proteins work better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionColumbia Univ New York Morningside NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-10946299 on NIH RePORTER

What this research studies

This research investigates the role of ATP-Binding Cassette (ABC) Transporters, which are essential for transporting various substances across cell membranes using energy from ATP. By employing a cutting-edge single-molecule fluorescence resonance energy transfer (smFRET) technique, the study aims to observe the real-time movement of vitamin B12 during its transport process. This approach allows researchers to uncover the dynamic mechanisms of transport that are not visible through traditional methods, potentially leading to new insights into how these transporters function at a molecular level.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with conditions linked to ABC transporter deficiencies or related metabolic disorders.

Not a fit: Patients with conditions unrelated to ABC transporters or those not affected by molecular transport issues may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could enhance our understanding of molecular transport processes, potentially leading to improved treatments for diseases related to transporter dysfunction.

How similar studies have performed: Previous research has shown promising results using similar techniques to study molecular transport, indicating that this approach could yield valuable insights.

Where this research is happening

New York, 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.
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.