Small proteins in Gram-positive bacteria

S Brantl, I Ul Haq - FEMS Microbiology Reviews, 2023 - academic.oup.com
Small proteins comprising less than 100 amino acids have been often ignored in bacterial
genome annotations. About 10 years ago, focused efforts started to investigate whole …

Clostridioides difficile–phage relationship the RNA way

V Kreis, O Soutourina - Current Opinion in Microbiology, 2022 - Elsevier
Highlights•C. difficile (CD) is an emerging human enteropathogen.•Recent advances
suggest a key role of RNAs in CD and its interplay with phages.•CD prophages encode …

The RgaS-RgaR two-component system promotes Clostridioides difficile sporulation through a small RNA and the Agr1 system

AN Edwards, SM McBride - PLoS Genetics, 2023 - journals.plos.org
The ability to form a dormant spore is essential for the survival of the anaerobic pathogen,
Clostridioides difficile, outside of the mammalian gastrointestinal tract. The initiation of …

An RNA-centric global view of Clostridioides difficile reveals broad activity of Hfq in a clinically important gram-positive bacterium

M Fuchs, V Lamm-Schmidt, J Sulzer… - Proceedings of the …, 2021 - National Acad Sciences
The gram-positive human pathogen Clostridioides difficile has emerged as the leading
cause of antibiotic-associated diarrhea. However, little is known about the bacterium's …

A network of small RNAs regulates sporulation initiation in Clostridioides difficile

M Fuchs, V Lamm‐Schmidt, T Lenče, J Sulzer… - The EMBO …, 2023 - embopress.org
The obligate anaerobic, enteric pathogen Clostridioides difficile persists in the intestinal tract
by forming antibiotic‐resistant endospores that contribute to relapsing and recurrent …

Grad-seq identifies KhpB as a global RNA-binding protein in Clostridioides difficile that regulates toxin production

V Lamm-Schmidt, M Fuchs, J Sulzer, M Gerovac… - …, 2021 - academic.oup.com
Much of our current knowledge about cellular RNA–protein complexes in bacteria is derived
from analyses in gram-negative model organisms, with the discovery of RNA-binding …

A new role for SR1 from Bacillus subtilis: regulation of sporulation by inhibition of kinA translation

I Ul Haq, S Brantl, P Müller - Nucleic Acids Research, 2021 - academic.oup.com
SR1 is a dual-function sRNA from Bacillus subtilis. It inhibits translation initiation of ahrC
mRNA encoding the transcription activator of the arginine catabolic operons. Base-pairing is …

Burning the candle at both ends: have exoribonucleases driven divergence of regulatory RNA mechanisms in bacteria?

DG Mediati, D Lalaouna, JJ Tree - Mbio, 2021 - Am Soc Microbiol
Regulatory RNAs have emerged as ubiquitous gene regulators in all bacterial species
studied to date. The combination of sequence-specific RNA interactions and malleable RNA …

sRNARFTarget: a fast machine-learning-based approach for transcriptome-wide sRNA target prediction

K Naskulwar, L Peña-Castillo - RNA biology, 2022 - Taylor & Francis
Bacterial small regulatory RNAs (sRNAs) are key regulators of gene expression in many
processes related to adaptive responses. A multitude of sRNAs have been identified in …

Dual RNA-seq study of the dynamics of coding and non-coding RNA expression during Clostridioides difficile infection in a mouse model

V Kreis, C Toffano-Nioche, C Denève-Larrazet… - …, 2024 - journals.asm.org
Clostridioides difficile is the leading cause of healthcare-associated diarrhea in
industrialized countries. Many questions remain to be answered about the mechanisms …