Results 61 to 70 of about 353,589 (332)

Base pair probability estimates improve the prediction accuracy of RNA non-canonical base pairs. [PDF]

open access: yesPLoS Computational Biology, 2017
Prediction of RNA tertiary structure from sequence is an important problem, but generating accurate structure models for even short sequences remains difficult.
Michael F Sloma, David H Mathews
doaj   +1 more source

Statistical mechanics of base stacking and pairing in DNA melting

open access: yes, 2004
We propose a statistical mechanics model for DNA melting in which base stacking and pairing are explicitly introduced as distinct degrees of freedom. Unlike previous approaches, this model describes thermal denaturation of DNA secondary structure in the ...
A. Montrichok   +8 more
core   +1 more source

Theory of phase segregation in DNA assemblies containing two different base pair sequence types [PDF]

open access: yes, 2016
Spontaneous pairing of homologous DNA sequences – a challenging subject in molecular biophysics, often referred to as ‘homology recognition’ – ha s been observed in vitro for several DNA system s a . One of th e se experiments involved liquid crystalline
Kornyshev, AA, Lee, DJ, Wynveen, A
core   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Pd2 +-mediated base pairing in oligonucleotides

open access: yes, 2016
International audienceTwo short glycol nucleic acid (GNA) oligonucleotides, having either a terminal or an intrachain nucleobase replaced by the pyridine-2,6-dicarboxamide chelate of Pd2 +, have been synthesized and their hybridization properties studied
Golubev, Oleg   +2 more
core   +3 more sources

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Base‐Filling in Double‐Helical Nucleic Acids

open access: yesChemistryOpen
Base‐filling, i. e., post‐synthetic furnishing of an oligonucleotide scaffold with base moieties or their analogues, is an interesting alternative to the conventional approach of sequential coupling of building blocks (modified or otherwise).
Mark Nana Kwame Afari, Tuomas Lönnberg
doaj   +1 more source

Deligne's duality for de Rham realizations of 1-motives

open access: yes, 2008
We show that the pairing on de Rham realizations of 1-motives in "Theorie di Hodge III", IHES 44, can be defined over any base scheme and we prove that it gives rise to a perfect duality if one is working with a 1-motive and its Cartier dual. Furthermore
Andreatta, Coleman, Coleman, Raynaud
core   +1 more source

Solving discrete logarithms on a 170-bit MNT curve by pairing reduction [PDF]

open access: yes, 2016
Pairing based cryptography is in a dangerous position following the breakthroughs on discrete logarithms computations in finite fields of small characteristic.
A Commeine   +33 more
core   +5 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

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