Results 1 to 10 of about 258,223 (150)

Quantitative analysis of tRNA abundance and modifications by nanopore RNA sequencing

open access: yesNature Biotechnology, 2023
Transfer RNAs (tRNAs) play a central role in protein translation. Studying them has been difficult in part because a simple method to simultaneously quantify their abundance and chemical modifications is lacking.
M. Lucas   +8 more
semanticscholar   +1 more source

The tRNA identity landscape for aminoacylation and beyond

open access: yesNucleic Acids Research, 2023
tRNAs are key partners in ribosome-dependent protein synthesis. This process is highly dependent on the fidelity of tRNA aminoacylation by aminoacyl-tRNA synthetases and relies primarily on sets of identities within tRNA molecules composed of ...
R. Giegé, G. Eriani
semanticscholar   +1 more source

METTL1-mediated m7G modification of Arg-TCT tRNA drives oncogenic transformation.

open access: yesMolecules and Cells, 2021
The emerging "epitranscriptomics" field is providing insights into the biological and pathological roles of different RNA modifications. The RNA methyltransferase METTL1 catalyzes N7-methylguanosine (m7G) modification of tRNAs.
Esteban A. Orellana   +20 more
semanticscholar   +1 more source

High-resolution quantitative profiling of tRNA abundance and modification status in eukaryotes by mim-tRNAseq

open access: yesMolecules and Cells, 2021
Summary Measurements of cellular tRNA abundance are hampered by pervasive blocks to cDNA synthesis at modified nucleosides and the extensive similarity among tRNA genes.
Andrew Behrens   +2 more
semanticscholar   +1 more source

Small regulatory RNAs: from bench to bedside – a keystone symposia meeting report

open access: yesRNA Biology, 2023
The Keystone Symposium ‘Small Regulatory RNAs: From Bench to Bedside’ was held in Santa Fe, New Mexico from May 1–4, 2022. The symposium was organized by Frank J. Slack, Jörg Vogel, Ivan Martinez and Karyn Schmidt, and brought together scientists working
Soo Mi Lee   +3 more
doaj   +1 more source

METTL1/WDR4 mediated m7G tRNA modifications and m7G codon usage promote mRNA translation and lung cancer progression.

open access: yesMolecular Therapy, 2021
Mis-regulated epigenetic modifications in RNAs are associated with human cancers. The transfer RNAs (tRNAs) are the most heavily modified RNA species in cells, however, little is known about the functions of tRNA modifications in cancers.
Jieyi Ma   +12 more
semanticscholar   +1 more source

N7-Methylguanosine tRNA modification enhances oncogenic mRNA translation and promotes intrahepatic cholangiocarcinoma progression.

open access: yesMolecules and Cells, 2021
Cancer cells selectively promote translation of specific oncogenic transcripts to facilitate cancer survival and progression, but the underlying mechanisms are poorly understood.
Z. Dai   +14 more
semanticscholar   +1 more source

Breaking the genetic code – a new revolutionary stage in the development of molecular biology: 1968 Nobel Prize laureates M. W. Nirenberg, H. G. Khorana, R. W. Holley [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2021
This review presents the life stories of M. Nirenberg, H. Khorana, and R. Holley, winners of the 1968 Nobel Prize in Physiology or Medicine, the history of the discoveries made by these scientists, and the methodological approaches used in their works ...
O. P. Matyshevska   +2 more
doaj   +1 more source

Novel layers of RNA polymerase III control affecting tRNA gene transcription in eukaryotes [PDF]

open access: yesOpen Biology, 2017
RNA polymerase III (Pol III) transcribes a limited set of short genes in eukaryotes producing abundant small RNAs, mostly tRNA. The originally defined yeast Pol III transcriptome appears to be expanding owing to the application of new methods.
Ewa Leśniewska, Magdalena Boguta
doaj   +1 more source

METTL1 promotes hepatocarcinogenesis via m7G tRNA modification‐dependent translation control

open access: yesClinical and Translational Medicine, 2021
Background N7‐methylguanosine (m7G) modification is one of the most common transfer RNA (tRNA) modifications in humans. The precise function and molecular mechanism of m7G tRNA modification in hepatocellular carcinoma (HCC) remain poorly understood ...
Zhi-hang Chen   +14 more
semanticscholar   +1 more source

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