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Updated: Aug 8, 2026
06:55
Kinematic History of a Salient-recess Junction Explored through a Combined Approach of Field Data and Analog Sandbox Modeling
Published on: August 5, 2016
The past, present, and future of FRET-guided structural modeling
Sanjeev Ghimire1, Sterling L N Nicholas2, Hugo Sanabria3
1Medical Biophysics Graduate Program, Clemson University, Clemson, SC 29634, USA.
Current Opinion in Structural Biology
|August 6, 2026
Summary
Förster resonance energy transfer (FRET) now quantitatively maps biomolecule dynamics, moving beyond static structures. Advances enable visualizing dynamic protein structures in cells, advancing structural biology.
Area of Science:
- Structural Biology
- Biophysics
Background:
- Biomolecules exhibit complex conformational dynamics across various timescales.
- Traditional structural biology methods often capture only static molecular states.
- Förster resonance energy transfer (FRET) has evolved into a quantitative tool for studying molecular dynamics.
Purpose of the Study:
- To review developments in FRET-guided structural modeling.
- To discuss the future of FRET in dynamic structural biology.
- To highlight the integration of FRET with emerging technologies.
Main Methods:
- Single-molecule FRET (smFRET) advancements.
- Fluorophore modeling and molecular simulations.
- Experimental standardization in FRET measurements.
Main Results:
- FRET enables the reconstruction of dynamic structural ensembles.
- Integration of smFRET with machine learning and AlphaFold aids structure prediction.
- Super-resolution microscopy visualizes dynamics in native cellular environments.
Conclusions:
- FRET-guided structural modeling is crucial for understanding biomolecular dynamics.
- The convergence of FRET with new technologies offers a powerful framework for next-generation structural biology.
- Dynamic structural ensembles can now be validated and refined in cellular contexts.
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