Revealing secrets of the enigmatic omega subunit of bacterial RNA polymerase

J Kurkela, J Fredman, TA Salminen… - Molecular …, 2021 - Wiley Online Library
The conserved omega (ω) subunit of RNA polymerase (RNAP) is the only nonessential
subunit of bacterial RNAP core. The small ω subunit (7 kDa–11.5 kDa) contains three …

Programmable CRISPR‐Cas transcriptional activation in bacteria

HI Ho, JR Fang, J Cheung, HH Wang - Molecular systems biology, 2020 - embopress.org
Programmable gene activation enables fine‐tuned regulation of endogenous and synthetic
gene circuits to control cellular behavior. While CRISPR‐Cas‐mediated gene activation has …

CRISPRactivation-SMS, a message for PAM sequence independent gene up-regulation in Escherichia coli

M Klanschnig, M Cserjan-Puschmann… - Nucleic Acids …, 2022 - academic.oup.com
Governance of the endogenous gene regulatory network enables the navigation of cells
towards beneficial traits for recombinant protein production. CRISPRactivation and …

In Vitro Selection Identifies Staphylococcus aureus Genes Influencing Biofilm Formation

DR Long, K Penewit, HY Lo, J Almazan… - Infection and …, 2023 - Am Soc Microbiol
Staphylococcus aureus generates biofilms during many chronic human infections, which
contributes to its growth and persistence in the host. Multiple genes and pathways …

The archetypal gene transfer agent RcGTA is regulated via direct interaction with the enigmatic RNA polymerase omega subunit

D Sherlock, PCM Fogg - Cell reports, 2022 - cell.com
Gene transfer agents (GTAs) are small virus-like particles that indiscriminately package and
transfer any DNA present in their host cell, with clear implications for bacterial evolution. The …

The droplet-size effect of squalene@ cetylpyridinium chloride nanoemulsions on antimicrobial potency against planktonic and biofilm MRSA

JY Fang, YK Lin, PW Wang, A Alalaiwe… - International Journal …, 2019 - Taylor & Francis
Background It is important to explore the interaction between antibacterial nanoparticles and
microbes for understanding bactericidal activity and developing novel applications. It is …

MroQ Is a Novel Abi-Domain Protein That Influences Virulence Gene Expression in Staphylococcus aureus via Modulation of Agr Activity

S Marroquin, B Gimza, B Tomlinson, M Stein… - Infection and …, 2019 - Am Soc Microbiol
Numerous factors have, to date, been identified as playing a role in the regulation of Agr
activity in Staphylococcus aureus, including transcription factors, antisense RNAs, and host …

Molecular co-localization of multiple drugs in a nanoscopic delivery vehicle for potential synergistic remediation of multi-drug resistant bacteria

A Banerjee, D Mukherjee, A Bera, R Ghosh… - Scientific reports, 2022 - nature.com
Anti-microbial resistant infection is predicted to be alarming in upcoming years. In the
present study, we proposed co-localization of two model drugs viz., rifampicin and …

RpoZ regulates 2,4-DAPG production and quorum sensing system in Pseudomonas fluorescens 2P24

Y Wei, B Dong, X Wu, M Zhao, D Wang, N Li… - Frontiers in …, 2023 - frontiersin.org
Introduction Pseudomonas fluorescens 2P24 was isolated from soil of natural decay
associated with wheat take-all and it can effectively control soil-borne diseases caused by a …

The Rhodobacter capsulatus gene transfer agent is induced by nutrient depletion and the RNAP omega subunit

AB Westbye, Z O'Neill… - …, 2017 - microbiologyresearch.org
Small bacteriophage-like particles called gene transfer agents (GTAs) that mediate DNA
transfer between cells are produced by a variety of prokaryotes. The model GTA, produced …