Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Assembly of Cytoskeletal Filaments

Assembly of Cytoskeletal Filaments

Cytoskeletal filaments are polymeric forms of smaller protein subunits. However, individual cytoskeletal filaments may easily disassemble or associate with other similar filaments to form rigid structures. Microfilaments, made of actin monomers, rely on actin-binding proteins to form bundles and create networks of individual actin filaments. Microtubules rely on microtubule-associated proteins (MAPs) to form sturdy cylindrical structures. However, the proteins involved in forming complex...

Protein Folding

Protein Folding

Protein Organization

Protein Organization

The DNA Helix

The DNA Helix

DNA Helicases

DNA Helicases

DNA unwinding helicase enzymes are a type of motor protein. Motor proteins can translocate along filaments or polymers using energy generated from ATP hydrolysis. Helicases are involved in all the important cellular processes where DNA unwinding is required, such as DNA replication, repair, recombination, and transcription. They are present in all living organisms, but vary in their structure, function, and mechanism of action. For example, in prokaryotes, DnaB helicase binds and translocates...

You might also read

Related Articles

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

Sort by

Same author

Chalcogen bonding <i>vs.</i> weakly coordinating anions - a solid state study on halidoselenium cations in an oxoanionic environment.

Dalton transactions (Cambridge, England : 2003)·2026

Same author

Structural insights into heavy chalcogen polycations and their stabilization <i>via</i> (hydrogen)polysulfates.

Dalton transactions (Cambridge, England : 2003)·2026

Same author

Imidazoliumyl-substituted di- and iso-tetraphosphanes and their metal-mediated fragmentation reactions.

Chemical science·2026

Same author

Fluorinated Pentanidium-Enabled Enantioselective Desymmetrization of Phosphinic Acids.

Journal of the American Chemical Society·2026

Same author

Asymmetric Diphosphane Dioxides With A-π-A-π'-D Scaffolds for High-Purity Deep-Blue Luminescence.

Chemistry (Weinheim an der Bergstrasse, Germany)·2026

Same author

Cooperativity and Anticooperativity Effects in a Cadmium-Based Metal-Organic Framework: Structural Characterization, Non-Covalent Interaction Analysis, and Catalytic Activity.

Langmuir : the ACS journal of surfaces and colloids·2026

Same journal

Chlorinated VSLSs Surpass HCFCs in CFC-11-Equivalent Emissions for Ozone Layer Depletion in China.

Nature communications·2026

Same journal

Author Correction: Charge transfer in triphenylamine-tetrazine covalent organic frameworks for solar-driven hydrogen peroxide production.

Nature communications·2026

Same journal

Vegetation browning patterns under compound soil and atmospheric dryness in northern permafrost ecosystems.

Nature communications·2026

Same journal

Voltage imaging of CA1 pyramidal cells and SST+ interneurons reveals stability and plasticity mechanisms of spatial firing.

Nature communications·2026

Same journal

Radical-omics reveals the hydrogen-abstraction pathway of isoprene oxidation.

Nature communications·2026

Same journal

Toughening elastomer via sequentially activated multi-pathway energy dissipation.

Nature communications·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jan 8, 2026

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Published on: May 8, 2015

Programmable Assembly of Multistranded Helices in Water.

Dimitri Delcourt¹, Reguram Arumugaperumal¹, Prachi Verma¹

¹Department of Chemistry, Nanoscience Center, University of Jyväskylä, JYU, Finland.

Nature Communications

|December 11, 2025

Summary

This summary is machine-generated.

Researchers created molecular strands that self-assemble into specific helical structures. The sequence of these strands controls whether they form a single helix or dynamic assemblies, paving the way for adaptive materials.

More Related Videos

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Published on: February 7, 2017

Scalable Nanohelices for Predictive Studies and Enhanced 3D Visualization

Scalable Nanohelices for Predictive Studies and Enhanced 3D Visualization

Published on: November 12, 2014

Related Experiment Videos

Last Updated: Jan 8, 2026

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Self-assembly of Complex Two-dimensional Shapes from Single-stranded DNA Tiles

Published on: May 8, 2015

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives

Published on: February 7, 2017

Scalable Nanohelices for Predictive Studies and Enhanced 3D Visualization

Scalable Nanohelices for Predictive Studies and Enhanced 3D Visualization

Published on: November 12, 2014

Area of Science:

Supramolecular Chemistry
Materials Science

Background:

Sequence-specific conformational changes are vital for biological processes but challenging to replicate synthetically.
Controlling the dynamic behavior of molecular assemblies is key for advanced materials.

Purpose of the Study:

To develop a simple method for encoding structural and dynamic information into molecular strand sequences.
To demonstrate programmable self-assembly of oligo(m-phenylene ethynylene) strands.

Main Methods:

Designing oligo(m-phenylene ethynylene) strands with hydrophobic phenylene and charged pyridinium residues.
Investigating self-assembly into double and triple helices based on sequence.
Controlling helical state transitions using concentration, temperature, and anionic molecules.

Main Results:

The primary sequence of molecular strands reliably dictates the formation of specific helical structures (e.g., double helix).
Dynamic assemblies, including double and triple helices, can be formed and interconverted.
External stimuli like concentration, temperature, and anions modulate the helical state transitions.

Conclusions:

A minimal sequence-based design strategy enables programmable control over supramolecular helix formation and dynamics.
This approach provides a foundation for creating adaptive supramolecular systems with tunable structure and function.