Results 51 to 60 of about 202,030 (205)

Spontaneous Embedding of DNA Mismatches Within the RNA:DNA Hybrid of CRISPR-Cas9. [PDF]

open access: yes, 2020
CRISPR-Cas9 is the forefront technology for editing the genome. In this system, the Cas9 protein is programmed with guide RNAs to process DNA sequences that match the guide RNA forming an RNA:DNA hybrid structure.
Hsu, Rohaine V   +5 more
core  

Features of “All LNA” Duplexes Showing a New Type of Nucleic Acid Geometry

open access: yesJournal of Nucleic Acids, 2012
“Locked nucleic acids” (LNAs) belong to the backbone-modified nucleic acid family. The 2′-O,4′-C-methylene-β-D-ribofuranose nucleotides are used for single or multiple substitutions in RNA molecules and thereby introduce enhanced bio- and thermostability.
Charlotte Förster   +6 more
doaj   +1 more source

The Many (Inter)faces of Anti-CRISPRs: Modulation of CRISPR-Cas Structure and Dynamics by Mechanistically Diverse Inhibitors

open access: yesBiomolecules, 2023
The discovery of protein inhibitors of CRISPR-Cas systems, called anti-CRISPRs (Acrs), has enabled the development of highly controllable and precise CRISPR-Cas tools.
Helen B. Belato, George P. Lisi
doaj   +1 more source

Redmond Red as a Redox Probe for the DNA-Mediated Detection of Abasic Sites [PDF]

open access: yes, 2008
Redmond Red, a fluoropore containing a redox-active phenoxazine core, has been explored as a new electrochemical probe for the detection of abasic sites in double-stranded DNA.
Barton, Jacqueline K., Buzzeo, Marisa C.
core   +2 more sources

High-resolution NMR structure of an RNA model system : the 14-mer cUUCGg tetraloop hairpin RNA [PDF]

open access: yes, 2010
We present a high-resolution nuclear magnetic resonance (NMR) solution structure of a 14-mer RNA hairpin capped by cUUCGg tetraloop. This short and very stable RNA presents an important model system for the study of RNA structure and dynamics using NMR ...
Fürtig, Boris   +4 more
core  

Unanticipated differences between α- and γ-diaminobutyric acid-linked hairpin polyamide-alkylator conjugates [PDF]

open access: yes, 2006
Hairpin polyamide–chlorambucil conjugates containing an {alpha}-diaminobutyric acid ({alpha}-DABA) turn moiety are compared to their constitutional isomers containing the well-characterized {gamma}-DABA turn.
Chou, C. James   +4 more
core   +4 more sources

Advances in the Determination of Nucleic Acid Conformational Ensembles [PDF]

open access: yesAnnual Review of Physical Chemistry, 2014
Conformational changes in nucleic acids play a key role in the way genetic information is stored, transferred, and processed in living cells. Here, we describe new approaches that employ a broad range of experimental data, including NMR-derived chemical shifts and residual dipolar couplings, small-angle X-ray scattering, and computational approaches ...
Loïc, Salmon   +2 more
openaire   +2 more sources

Small-Angle Scattering as a Structural Probe for Nucleic Acid Nanoparticles (NANPs) in a Dynamic Solution Environment

open access: yesNanomaterials, 2019
Nucleic acid-based technologies are an emerging research focus area for pharmacological and biological studies because they are biocompatible and can be designed to produce a variety of scaffolds at the nanometer scale.
Ryan C. Oliver   +4 more
doaj   +1 more source

Molecular modeling to study dendrimers for biomedical applications [PDF]

open access: yes, 2014
© 2014 by the authors; licensee MDPI; Basel; Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/4.0/).
Buhleier   +15 more
core   +4 more sources

Molecular dynamics as an approach to study prion protein misfolding and the effect of pathogenic mutations [PDF]

open access: yes, 2011
Computer simulation of protein dynamics offers unique high-resolution information that complements experiment. Using experimentally derived structures of the natively folded prion protein (PrP), physically realistic dynamics and conformational changes ...
Daggett, Valerie, van der Kamp, Marc W
core   +2 more sources

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