J-Protein Helpers and Hsp70: How They Keep Proteins Working
Official title: The Role of J-Domain Protein Interactions with Molecular Chaperone Hsp70
Funded at University of North Florida · NIH-11381113 · Data updated 2026-11-12
A small NIH grant explores how certain protein helpers (J-domain proteins) work with Hsp70 to keep proteins correctly folded, with potential relevance to Alzheimer’s disease.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of North Florida NIH-funded |
| Lab location | 1 site (Jacksonville, United States) |
| Project start | August 1, 2025 |
| Project end | July 31, 2029 |
| Funding year | 2026 |
| Award (this year) | $185,000 |
| NIH project number | 5R16GM159722-02 |
| Project ID | NIH-11381113 on NIH RePORTER |
Who could benefit from this research
✓Could help
This research is foundational and may inform future therapies for people affected by Alzheimer’s dementia; patients could benefit from advances in targeting protein misfolding.
✕Less likely to help
Direct patient benefits may not be immediate; findings are preclinical and focus on basic mechanisms.
What this research studies
This project looks at how cellular chaperones, especially Hsp70, team up with J-domain proteins to prevent protein misfolding and aggregation that are linked to neurodegenerative diseases like Alzheimer’s. It focuses on the molecular details of JDP-Hsp70 interactions and how these partnerships influence protein folding and disaggregation processes. By studying these interactions, researchers aim to map the pathways that protect brain cells from protein clumps that contribute to dementia and other disorders. The work uses biochemical and structural approaches to understand how different JDPs direct Hsp70’s activity on disease-related proteins.
Why it matters
Potential benefit: Understanding these chaperone interactions could inform new strategies to prevent or reduce protein misfolding in Alzheimer’s disease.
How similar studies have gone: Previous work has shown that chaperone systems influence protein folding and aggregation in neurodegenerative diseases; this study builds on those lines with a focus on J-domain proteins.
Where this research is happening
-
University of North Florida
Jacksonville, United States Active
Researchers
- Principal investigator: Ciesielski, Szymon Jan — University of North Florida
- Study coordinator: Ciesielski, Szymon Jan
Related research
Other NIH-funded projects on the same topics.
-
Regulation of mtDNA copying and repair by the mitochondrial chaperone Mortalin
This grant explores how the mitochondrial chaperone Mortalin helps copy and fix mitochondrial DNA to understand diseases that affect multiple organs, including Alzheimer's and Alpers’ disease.
-
Dusp4’s role in helping skeletal muscle cope with atrophy
A study looking at how the Dusp4 gene affects muscle wasting and growth, with potential implications for conditions that cause muscle loss.
-
Understanding how Dusp4 affects muscle health
This study is looking at a protein called Dusp4 to see how it affects muscle growth and loss, especially when muscles shrink, and it aims to find ways to help keep your muscles healthy.
-
Understanding how mitochondrial DNA is maintained and eliminated
This study is looking into how our cells get rid of faulty parts of their energy-producing machinery, which could help us find better ways to understand and treat diseases linked to problems with our mitochondria, the tiny powerhouses in our cells.
-
Exploring how ride-on mobility devices can improve balance and movement in children with cerebral palsy
This study is looking at how special ride-on mobility devices can help young children with cerebral palsy improve their balance and strength while also making it easier for them to move around and play with others.
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.