The expanding world of tRNA modifications and their disease relevance

T Suzuki - Nature Reviews Molecular Cell Biology, 2021 - nature.com
Transfer RNA (tRNA) is an adapter molecule that links a specific codon in mRNA with its
corresponding amino acid during protein synthesis. tRNAs are enzymatically modified post …

RNA nucleotide methylation: 2021 update

Y Motorin, M Helm - Wiley Interdisciplinary Reviews: RNA, 2022 - Wiley Online Library
Among RNA modifications, transfer of methylgroups from the typical cofactor S‐adenosyl‐l‐
methionine by methyltransferases (MTases) to RNA is by far the most common reaction …

Complete chemical structures of human mitochondrial tRNAs

T Suzuki, Y Yashiro, I Kikuchi, Y Ishigami… - Nature …, 2020 - nature.com
Mitochondria generate most cellular energy via oxidative phosphorylation. Twenty-two
species of mitochondrial (mt-) tRNAs encoded in mtDNA translate essential subunits of the …

[HTML][HTML] Mechanism of mitoribosomal small subunit biogenesis and preinitiation

Y Itoh, A Khawaja, I Laptev, M Cipullo, I Atanassov… - Nature, 2022 - nature.com
Mitoribosomes are essential for the synthesis and maintenance of bioenergetic proteins.
Here we use cryo-electron microscopy to determine a series of the small mitoribosomal …

Human mitochondrial RNA processing and modifications: overview

M Jedynak-Slyvka, A Jabczynska… - International Journal of …, 2021 - mdpi.com
Mitochondria, often referred to as the powerhouses of cells, are vital organelles that are
present in almost all eukaryotic organisms, including humans. They are the key energy …

Why U matters: detection and functions of pseudouridine modifications in mRNAs

R Rodell, N Robalin, NM Martinez - Trends in Biochemical Sciences, 2024 - cell.com
The uridine modifications pseudouridine (Ψ), dihydrouridine, and 5-methyluridine are
present in eukaryotic mRNAs. Many uridine-modifying enzymes are associated with human …

TRMT2B is responsible for both tRNA and rRNA m5U-methylation in human mitochondria

CA Powell, M Minczuk - RNA biology, 2020 - Taylor & Francis
ABSTRACT RNA species play host to a plethora of post-transcriptional modifications which
together make up the epitranscriptome. 5-methyluridine (m5U) is one of the most common …

Human mitoribosome biogenesis and its emerging links to disease

MIG Lopez Sanchez, A Krüger, DI Shiriaev… - International journal of …, 2021 - mdpi.com
Mammalian mitochondrial ribosomes (mitoribosomes) synthesize a small subset of proteins,
which are essential components of the oxidative phosphorylation machinery. Therefore, their …

The emergent role of mitochondrial RNA modifications in metabolic alterations

H Boughanem, Y Böttcher… - Wiley …, 2023 - Wiley Online Library
Mitochondrial epitranscriptomics refers to the modifications occurring in all the different RNA
types of mitochondria. Although the number of mitochondrial RNA modifications is less than …

Methylation of ribosomal RNA: a mitochondrial perspective

MIG Lopez Sanchez, M Cipullo, S Gopalakrishna… - Frontiers in …, 2020 - frontiersin.org
Ribosomal RNA (rRNA) from all organisms undergoes post-transcriptional modifications that
increase the diversity of its composition and activity. In mitochondria, specialized …