Results 21 to 30 of about 34,544 (276)

On binding mechanism exploration of organic amphoteric dye Rhodamine B with natural polymeric DNA

open access: yesDiscover Materials, 2023
Nucleic acids, like DNA and RNA, are molecules that are present in any life form. Their most notable function is to encode biological information.
Senchumbeni Yanthan   +1 more
doaj   +1 more source

Design principles for ligand-sensing, conformation-switching ribozymes. [PDF]

open access: yesPLoS Computational Biology, 2009
Nucleic acid sensor elements are proving increasingly useful in biotechnology and biomedical applications. A number of ligand-sensing, conformational-switching ribozymes (also known as allosteric ribozymes or aptazymes) have been generated by some ...
Xi Chen, Andrew D Ellington
doaj   +1 more source

Hachimoji DNA and RNA: A genetic system with eight building blocks [PDF]

open access: yes, 2019
Reported here are DNA and RNA-like systems built from eight (hachi-) nucleotide letters (-moji) that form four orthogonal pairs. This synthetic genetic biopolymer meets the structural requirements needed to support Darwinism, including a polyelectrolyte ...
Bates, Alison M.   +15 more
core   +1 more source

Binding of threading intercalator to nucleic acids: Thermodynamic analyses [PDF]

open access: yesNucleic Acids Symposium Series, 2002
The constant melting temperature upon the change in the oligonucleotide concentration showed that the oligonucleotide d(CGCTTTGCG) formed a intramolecular hairpin rather than a duplex with an internal loop. We examined the thermodynamic properties of the interaction between the threading intercalator, naphthalene diimides designated as NDI, and a ...
Shinobu Sato   +5 more
openaire   +3 more sources

Physico-chemical foundations underpinning microarray and next-generation sequencing experiments [PDF]

open access: yes, 2013
Hybridization of nucleic acids on solid surfaces is a key process involved in high-throughput technologies such as microarrays and, in some cases, next-generation sequencing (NGS).
A. Buhot   +70 more
core   +3 more sources

Theory on the mechanism of DNA renaturation: Stochastic nucleation and zipping [PDF]

open access: yes, 2015
Renaturation of complementary single strands of DNA is one of the important processes that requires better understanding in the view of molecular biology and biological physics.
Murugan, Rajamanickam   +1 more
core   +7 more sources

The origins and physical roots of life’s dual – metabolic and genetic – nature [PDF]

open access: yes, 2017
This review paper aims at a better understanding of the origin and physical foundation of life’s dual – metabolic and genetic – nature. First, I give a concise ‘top-down’ survey of the origin of life, i.e., backwards in time from extant DNA/RNA/protein ...
De Tiège, Alexis
core   +2 more sources

Viral genome structures are optimal for capsid assembly

open access: yeseLife, 2013
Understanding how virus capsids assemble around their nucleic acid (NA) genomes could promote efforts to block viral propagation or to reengineer capsids for gene therapy applications.
Jason D Perlmutter   +2 more
doaj   +1 more source

NTDB: Thermodynamic Database for Nucleic Acids, Version 2.0 [PDF]

open access: yesNucleic Acids Research, 2003
The second release of Thermodynamic Database for Nucleic Acids, NTDB 2.0, includes more than 4600 entries (250% increase over release 1.0). It contains sequence types and details of several thermodynamic parameters (enthalpy, DeltaH; entropy, DeltaS; Gibbs free energy, DeltaG; melting temperature, T(m)), experimental models and methods for extracting ...
Lai Fan Chiu   +5 more
openaire   +3 more sources

Study of E. coli Hfq's RNA annealing acceleration and duplex destabilization activities using substrates with different GC-contents [PDF]

open access: yes, 2012
Folding of RNA molecules into their functional three-dimensional structures is often supported by RNA chaperones, some of which can catalyse the two elementary reactions helix disruption and helix formation.
Beich-Frandsen, Mads   +6 more
core   +1 more source

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