Results 21 to 30 of about 22,965 (136)

Argonaute proteins - Methods and protocols

open access: yesEuropean Journal of Histochemistry, 2012
Before reading these few lines reviewing the Argonaute family proteins (what they are and what they do) I strongly advise the reader to go through both the greek myth and two posters: Production and actions of small RNAs by V.
Manuela Monti
doaj   +1 more source

Prokaryotic Argonaute Protein from Natronobacterium gregoryi Requires RNAs To Activate for DNA Interference In Vivo

open access: yesmBio, 2022
The Argonaute proteins are present in all three domains of life, which are archaea, bacteria, and eukarya. Unlike the eukaryotic Argonaute proteins, which use small RNA guides to target mRNAs, some prokaryotic Argonaute proteins (pAgos) use a small DNA ...
Jiani Xing   +7 more
doaj   +1 more source

Argonaute proteins: potential biomarkers for human colon cancer

open access: yesBMC Cancer, 2010
Background Although Argonaute proteins are considered to play important roles in stem cell self-renewal, RNA interference (RNAi) and translational regulation, relatively little is known about their functions in human disease.
Gao Hengjun   +3 more
doaj   +1 more source

Nitro Reduction‐Based RNA Control and Ultrafast Release

open access: yesAngewandte Chemie, EarlyView.
A chemical RNA caging–uncaging strategy based on nitro reduction is described. Nitroaryl groups introduced via acylation temporarily block the functions of diverse RNAs in vitro and in living cells. Treatment with a diboronic acid–bipyridine mixture rapidly reduces the nitro groups, releasing RNAs and restoring their activity.
Yiran Zhao   +6 more
wiley   +2 more sources

From transcription to translation: new insights in the structure and function of Argonaute protein

open access: yesBiomolecular Concepts, 2012
Argonaute proteins play a central role in gene silencing pathways mediated by small RNA molecules. The ancestral function of small RNA-dependent silencing is related to genome protection against parasitic nucleic acids, such as transposons and viruses ...
Giorgi Corinna   +2 more
doaj   +1 more source

Domain motions of Argonaute, the catalytic engine of RNA interference

open access: yesBMC Bioinformatics, 2007
Background The Argonaute protein is the core component of the RNA-induced silencing complex, playing the central role of cleaving the mRNA target. Visual inspection of static crystal structures already has enabled researchers to suggest conformational ...
Wall Michael E   +2 more
doaj   +1 more source

Variation and Evolution in the Glutamine-Rich Repeat Region of Drosophila Argonaute-2

open access: yesG3: Genes, Genomes, Genetics, 2016
RNA interference pathways mediate biological processes through Argonaute-family proteins, which bind small RNAs as guides to silence complementary target nucleic acids .
William H. Palmer, Darren J. Obbard
doaj   +1 more source

Structural basis for the recognition of guide RNA and target DNA heteroduplex by Argonaute

open access: yesNature Communications, 2016
Argonaute proteins are important in the silencing machinery with some regulatory RNAs. Here, the authors solve the structure of an argonaute protein in complex with both the guide RNA and target DNA and propose a mechanism for their recognition.
Tomohiro Miyoshi   +3 more
doaj   +1 more source

An NCBP3-Domain Protein Mediates Meiotic Silencing by Unpaired DNA

open access: yesG3: Genes, Genomes, Genetics, 2020
In the filamentous fungus Neurospora crassa, genes unpaired during meiosis are silenced by a process known as meiotic silencing by unpaired DNA (MSUD).
Erin C. Boone   +10 more
doaj   +1 more source

Mechanisms of action of cytoplasmic microRNAs. Part 1. Mechanisms of interaction of microRNA and mRNA molecules. Influence of microRNAs on translation

open access: yesZdorovʹe Rebenka, 2022
The scientific review presents the mechanisms of action of cytoplasmic miRNAs, namely the relationship between miRNA and mRNA molecules and the influence of miRNAs on translation.
A.E. Abaturov, V.L. Babуch
doaj   +1 more source

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