English
Related papers

Related papers: DNA hybridization kinetics: zippering, internal di…

200 papers

DNA melting and hybridization is a fundamental biological process as well as a crucial step in many modern biotechnology applications. DNA confined on surfaces exhibits different behavior from that in free solutions. The system of…

Biological Physics · Physics 2007-05-23 Y. Sun , N. C. Harris , C. -H. Kiang

In many organisms, homologous (or repetitive) chromosomal regions can associate or/and undergo concerted epigenetic changes in the absence of DNA breakage and recombination. The direct specific pairing of DNA duplexes with similar…

Biomolecules · Quantitative Biology 2022-10-26 Alexey K. Mazur , Eugene Gladyshev

Microarray-based genotyping is based on the high discrimination capability of oligonucleotide probes. For detection of Single Nucleotide Polymorphisms (SNPs) single-base discrimination is required. We investigate how various…

Biomolecules · Quantitative Biology 2007-05-23 Thomas Naiser , Oliver Ehler , Timo Mai , Wolfgang Michel , Albrecht Ott

Understanding the motion of particles with ligand-receptors is important for biomedical applications and material design. Yet, even among a single design, the prototypical DNA-coated colloids, seemingly similar micrometric particles hop or…

Soft Condensed Matter · Physics 2023-10-31 Jeana Aojie Zheng , Miranda Holmes-Cerfon , David J. Pine , Sophie Marbach

We present a short review of various experiments that measure charge transfer and charge transport in DNA. Some general comments are made on the possible connection between 'chemistry-style' charge transfer experiments that probe…

Disordered Systems and Neural Networks · Physics 2009-11-10 N. P. Armitage , M. Briman , G. Gruner

For most of the important processes in DNA metabolism, a protein has to reach a specific binding site on the DNA. The specific binding site may consist of just a few base pairs while the DNA is usually several millions of base pairs long.…

Statistical Mechanics · Physics 2010-01-10 Debanjan Chowdhury

To study the elastic properties of rod-like DNA nanostructures, we perform long simulations of these structure using the oxDNA coarse-grained model. By analysing the fluctuations in these trajectories we obtain estimates of the bend and…

The experiment that the high spin selectivity and the length-dependent spin polarization are observed in double-stranded DNA [Science ${\bf 331}$, 894 (2011)], is elucidated by considering the combination of the spin-orbit coupling, the…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Ai-Min Guo , Qing-feng Sun

Quantum transport for DNA conduction has widely studied with interest in application as a candidate in making nanowires as well as interest in the scientific mechanism. In this paper, we review recent works with concerning the electronic…

Disordered Systems and Neural Networks · Physics 2015-03-13 Hiroaki Yamada , Kazumoto Iguchi

The optimal design of DNA origami systems that assemble rapidly and robustly is hampered by the lack of a model for self-assembly that is sufficiently detailed yet computationally tractable. Here, we propose a model for DNA origami that…

Soft Condensed Matter · Physics 2019-01-07 Alexander Cumberworth , Aleks Reinhardt , Daan Frenkel

Force-induced structural transitions both in relatively random and in designed single-stranded DNA (ssDNA) chains are studied theoretically. At high salt conditions, ssDNA forms compacted hairpin patterns stabilized by base-pairing and…

Soft Condensed Matter · Physics 2009-11-07 Haijun Zhou , Yang Zhang

A mesoscopic model for heterogeneous DNA denaturation is developed in the framework of the path integral formalism. The base pair stretchings are treated as one-dimensional, time dependent paths contributing to the partition function. The…

Soft Condensed Matter · Physics 2011-07-12 Marco Zoli

The mechanism of threshold elongation (overstretching) of DNA macromolecules under the action of external force is studied within the framework of phenomenological approach. When considering the task it is taken into account that…

Biomolecules · Quantitative Biology 2016-02-22 Sergey N. Volkov

The design of hydrogels that combine mechanical robustness with dynamic reconfigurability remains a fundamental challenge, as increasing crosslink dissociation rates compromise network integrity. This limitation is addressed through the…

Soft Condensed Matter · Physics 2025-08-28 Pierre Le Bourdonnec , Charafeddine Ferkous , Leo Communal , Luca Cipelletti , Rémi Merindol

Several living systems have been examined for their apparent optimization of structure and function for quantum behavior at biological length scales. Orthodox type II endonucleases, the largest class of restriction enzymes, recognize…

Biological Physics · Physics 2014-03-24 P. Kurian , G. Dunston , J. Lindesay

Microscopic mechanisms of positive charge transfer in DNA remain unclear. A quantum state of electron hole in DNA is determined by the competition of the pi-stacking interaction $b$ sharing a charge between different base pairs and the…

Soft Condensed Matter · Physics 2008-06-06 Dmitry B. Uskov , Alexander L. Burin

We study an intermediate quantum coherent-incoherent charge transport mechanism in metal-molecule-metal junctions using B\"uttiker's probe technique. This tool allows us to include incoherent effects in a controlled manner, and thus to…

Mesoscale and Nanoscale Physics · Physics 2017-04-12 Hyehwang Kim , Michael Kilgour , Dvira Segal

The complementary strands of DNA molecules can be separated when stretched apart by a force; the unzipping signal is correlated to the base content of the sequence but is affected by thermal and instrumental noise. We consider here the…

Biomolecules · Quantitative Biology 2015-05-13 Valentina Baldazzi , Serena Bradde , Simona Cocco , Enzo Marinari , Remi Monasson

In this work we report the study of conformation dependent electronic transport properties of DNA double-helix within tight-binding framework including its helical symmetry. We have studied the changes in localization properties of DNA as…

Mesoscale and Nanoscale Physics · Physics 2022-06-20 Sourav Kundu , S. N. Karmakar

We introduce a coarse-grained model of DNA with bases modeled as rigid-body ellipsoids to capture their anisotropic stereochemistry. Interaction potentials are all physicochemical and generated from all-atom simulation/parameterization with…

Soft Condensed Matter · Physics 2015-05-14 Alex Morriss-Andrews , Joerg Rottler , Steven S. Plotkin
‹ Prev 1 4 5 6 7 8 10 Next ›