Unrealized targets in the discovery of antibiotics for gram-negative bacterial infections

U Theuretzbacher, B Blasco, M Duffey… - Nature Reviews Drug …, 2023 - nature.com
Advances in areas that include genomics, systems biology, protein structure determination
and artificial intelligence provide new opportunities for target-based antibacterial drug …

Quantitative analysis of tRNA abundance and modifications by nanopore RNA sequencing

MC Lucas, LP Pryszcz, R Medina, I Milenkovic… - Nature …, 2024 - nature.com
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 …

[HTML][HTML] The enigmatic epitranscriptome of bacteriophages: putative RNA modifications in viral infections

N Pozhydaieva, M Wolfram-Schauerte… - Current Opinion in …, 2024 - Elsevier
Highlights•RNA can be modified by diverse internal and terminal modifications.•Bacteria and
bacteriophage RNA polymerases can install RNA modifications.•Bacterial enzymes remove …

tRNA modification reprogramming contributes to artemisinin resistance in Plasmodium falciparum

JL Small-Saunders, A Sinha, TS Bloxham… - Nature …, 2024 - nature.com
Plasmodium falciparum artemisinin (ART) resistance is driven by mutations in kelch-like
protein 13 (PfK13). Quiescence, a key aspect of resistance, may also be regulated by a yet …

Nonessential tRNA and rRNA modifications impact the bacterial response to sub-MIC antibiotic stress

A Babosan, L Fruchard, E Krin, A Carvalho, D Mazel… - …, 2022 - academic.oup.com
Antimicrobial resistance develops as a major problem in infectious diseases treatment.
While antibiotic resistance mechanisms are usually studied using lethal antibiotic doses …

Different modification pathways for m1A58 incorporation in yeast elongator and initiator tRNAs

MJ Yared, Y Yoluç, M Catala, C Tisné… - Nucleic Acids …, 2023 - academic.oup.com
As essential components of the protein synthesis machinery, tRNAs undergo a tightly
controlled biogenesis process, which include the incorporation of numerous …

Methyltransferase METTL8 is required for 3-methylcytosine modification in human mitochondrial tRNAs

JM Lentini, R Bargabos, C Chen, D Fu - Journal of Biological Chemistry, 2022 - ASBMB
A subset of eukaryotic tRNAs is methylated in the anticodon loop, forming 3-methylcytosine
(m 3 C) modifications. In mammals, the number of tRNAs containing m 3 C modifications has …

The tRNA methyltransferase TrmB is critical for Acinetobacter baumannii stress responses and pulmonary infection

JC McGuffey, CD Jackson-Litteken, G Di Venanzio… - Mbio, 2023 - Am Soc Microbiol
Successful pathogens must be able to adapt to a multitude of stressors imposed by their
host. Acinetobacter baumannii has emerged as a major global health threat due to its …

The specificity landscape of bacterial ribonuclease P

AR Chamberlain, L Huynh, W Huang, DJ Taylor… - Journal of Biological …, 2024 - ASBMB
Developing quantitative models of substrate specificity for RNA processing enzymes is a key
step toward understanding their biology and guiding applications in biotechnology and …

Prophage terminase with tRNase activity sensitizes Salmonella enterica to oxidative stress

S Uppalapati, S Kant, L Liu, JS Kim, D Orlicky… - Science, 2024 - science.org
Phage viruses shape the evolution and virulence of their bacterial hosts. The Salmonella
enterica genome encodes several stress-inducible prophages. The Gifsy-1 prophage …