Results 11 to 20 of about 47,693 (305)

A Prokaryotic Twist on Argonaute Function [PDF]

open access: yesLife, 2015
Argonaute proteins can be found in all three domains of life. In eukaryotic organisms, Argonaute is, as the functional core of the RNA-silencing machinery, critically involved in the regulation of gene expression.
Sarah Willkomm   +3 more
doaj   +3 more sources

Structural insights into mechanisms of Argonaute protein-associated NADase activation in bacterial immunity

open access: yesCell Research, 2023
Nicotinamide adenine dinucleotide (NAD^+) is a central metabolite in cellular processes. Depletion of NAD^+ has been demonstrated to be a prevalent theme in both prokaryotic and eukaryotic immune responses. Short prokaryotic Argonaute proteins (Agos) are
Xiaoshen Wang   +13 more
semanticscholar   +1 more source

Characterization of a Programmable Argonaute Nuclease from the Mesophilic Bacterium Rummeliibacillus suwonensis

open access: yesBiomolecules, 2022
Prokaryotic Argonautes (pAgos) from mesophilic bacteria are attracting increasing attention for their genome editing potential. So far, it has been reported that KmAgo from Kurthia massiliensis can utilize DNA and RNA guide of any sequence to effectively
Xiaoman Jiang   +3 more
doaj   +1 more source

Understanding miRNA Based Gene Regulation in Parkinson’s Disease: An in silico Approach [PDF]

open access: yesInternational Journal Bioautomation, 2020
Parkinson’s disease (PD) is the second most common neurodegenerative disorder, mainly characterized by depletion or insufficient release of dopaminergic neurons in substantia nigra of the midbrain.
Surya Narayan Rath, Manorama Patri
doaj   +1 more source

Anatomy of four human Argonaute proteins

open access: yesNucleic Acids Research, 2022
MicroRNAs (miRNAs) bind to complementary target RNAs and regulate their gene expression post-transcriptionally. These non-coding regulatory RNAs become functional after loading into Argonaute (AGO) proteins to form the effector complexes.
K. Nakanishi
semanticscholar   +1 more source

Structural insights into RNA processing by the human RISC-loading complex. [PDF]

open access: yes, 2009
Targeted gene silencing by RNA interference (RNAi) requires loading of a short guide RNA (small interfering RNA (siRNA) or microRNA (miRNA)) onto an Argonaute protein to form the functional center of an RNA-induced silencing complex (RISC).
AD Haase   +41 more
core   +5 more sources

RNA-guided RNA silencing by an Asgard archaeal Argonaute

open access: yesbioRxiv, 2023
Eukaryotic Argonaute proteins achieve gene repression and defense against viruses and transposons by RNA-guided RNA silencing. By contrast, known prokaryotic Argonautes adopt single-stranded DNA as guides and/or targets, leaving the evolutionary origin ...
Carolien Bastiaanssen   +13 more
semanticscholar   +1 more source

Knocking out the Argonautes [PDF]

open access: yesCell, 2006
Argonaute proteins are key players in gene silencing involving small RNAs. In this issue, Yigit et al. (2006) report a comprehensive study of Argonautes in the worm that places many of the 27 family members into a complex gene-silencing network.
Florian A. Steiner, Ronald H.A. Plasterk
openaire   +3 more sources

A comprehensive survey of C. elegans argonaute proteins reveals organism-wide gene regulatory networks and functions

open access: yesbioRxiv, 2022
Argonaute (AGO) proteins associate with small RNAs to direct their effector function on complementary transcripts. The nematode C. elegans contains an expanded family of 19 functional AGO proteins, many of which have not been fully characterized. In this
Uri Seroussi   +9 more
semanticscholar   +1 more source

Argonaute integrated single-tube PCR system enables supersensitive detection of rare mutations

open access: yesNucleic Acids Research, 2021
Technological advances in rare DNA mutations detection have revolutionized the diagnosis and monitoring of tumors, but they are still limited by the lack of supersensitive and high-coverage procedures for identifying low-abundance mutations.
Qian Liu   +17 more
semanticscholar   +1 more source

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