Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Hydrophobic aided replica exchange: an efficient algorithm for protein folding in explicit solvent.

Pu Liu1, Xuhui Huang, Ruhong Zhou

  • 1Department of Chemistry, Columbia University, New York, New York 10027, USA.

The Journal of Physical Chemistry. B
|September 22, 2006
PubMed
Summary

A new hydrophobic aided replica exchange method (HAREM) speeds up protein folding simulations. HAREM successfully folded a protein in 4 ns, significantly faster than traditional methods.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A two-pronged strategy eliminates dissociation artifacts for high-fidelity neuroimmune single-cell transcriptomics.

Communications biology·2026
Same author

Differential effects of antibiotic exposure on gut microbiota homeostasis and functional dynamics in a stable real-time simulated intestinal system.

Journal of hazardous materials·2026
Same author

Rapid Far-Infrared Radiation and Physiotherapeutic Effects of Carbon Nanotube Flexible Thin-Film Heaters.

Nanomaterials (Basel, Switzerland)·2026
Same author

Kiwifruit genomics and applications: recent advances, current challenges, and future prospects.

Horticulture research·2026
Same author

DDA-BERT: end-to-end training for data-dependent acquisition mass spectrometry-based proteomics.

Nature communications·2026
Same author

A novel TaqMan probe-based qPCR method for rapid detection of the bacteria-associated amoeba <i>Heterostelium pallidum</i>.

Microbiology spectrum·2026

Area of Science:

  • Computational Biology
  • Biophysics
  • Molecular Dynamics

Background:

  • Protein folding is crucial for biological function.
  • Simulating protein folding is computationally intensive.
  • Current methods like replica exchange have limitations in speed.

Purpose of the Study:

  • Introduce a novel method to accelerate all-atom protein folding simulations.
  • Enhance the efficiency of molecular dynamics simulations for protein folding.
  • Overcome the limitations of traditional replica exchange methods.

Main Methods:

  • Developed a hydrophobic aided replica exchange method (HAREM).
  • HAREM exaggerates hydrophobic effects by reducing protein-water attraction, mimicking chaperone action.
  • Applied HAREM to simulate the folding of the alpha-helix 3K(I) protein in explicit solvent.

Related Experiment Videos

Main Results:

  • HAREM successfully folded the alpha-helix 3K(I) protein within 4 nanoseconds.
  • Traditional replica exchange failed to fold the same protein within 5 nanoseconds, even with more replicas.
  • Demonstrated a significant acceleration in protein folding simulation times.

Conclusions:

  • HAREM is an effective method for accelerating all-atom protein folding simulations.
  • The method shows promise for studying protein dynamics and folding pathways.
  • HAREM offers a substantial improvement over conventional replica exchange techniques.