Structural basis for NusA stabilized transcriptional pausing

X Guo, AG Myasnikov, J Chen, C Crucifix, G Papai… - Molecular cell, 2018 - cell.com
Transcriptional pausing by RNA polymerases (RNAPs) is a key mechanism to regulate gene
expression in all kingdoms of life and is a prerequisite for transcription termination. The …

The NusA N-terminal domain is necessary and sufficient for enhancement of transcriptional pausing via interaction with the RNA exit channel of RNA polymerase

KS Ha, I Toulokhonov, DG Vassylyev… - Journal of molecular …, 2010 - Elsevier
NusA is a core, multidomain regulator of transcript elongation in bacteria and archaea.
Bacterial NusA interacts with elongating complexes and the nascent RNA transcript in ways …

Transcription factors modulate RNA polymerase conformational equilibrium

C Zhu, X Guo, P Dumas, M Takacs… - Nature …, 2022 - nature.com
RNA polymerase (RNAP) frequently pauses during the transcription of DNA to RNA to
regulate gene expression. Transcription factors NusA and NusG modulate pausing, have …

Antisense oligonucleotide-stimulated transcriptional pausing reveals RNA exit channel specificity of RNA polymerase and mechanistic contributions of NusA and RfaH

KE Kolb, PP Hein, R Landick - Journal of Biological Chemistry, 2014 - ASBMB
Transcript elongation by bacterial RNA polymerase (RNAP) is thought to be regulated at
pause sites by open versus closed positions of the RNAP clamp domain, pause-suppressing …

Allosteric mechanism of transcription inhibition by NusG-dependent pausing of RNA polymerase

RK Vishwakarma, MZ Qayyum… - Proceedings of the …, 2023 - National Acad Sciences
NusG is a transcription elongation factor that stimulates transcription pausing in Gram+
bacteria including B. subtilis by sequence-specific interaction with a conserved pause …

[HTML][HTML] The β subunit gate loop is required for RNA polymerase modification by RfaH and NusG

A Sevostyanova, GA Belogurov, RA Mooney… - Molecular cell, 2011 - cell.com
In all organisms, RNA polymerase (RNAP) relies on accessory factors to complete synthesis
of long RNAs. These factors increase RNAP processivity by reducing pausing and …

Transcription is regulated by NusA: NusG interaction

M Strauß, C Vitiello, K Schweimer… - Nucleic acids …, 2016 - academic.oup.com
NusA and NusG are major regulators of bacterial transcription elongation, which act either in
concert or antagonistically. Both bind to RNA polymerase (RNAP), regulating pausing as …

[HTML][HTML] Structural basis of transcriptional pausing in bacteria

A Weixlbaumer, K Leon, R Landick, SA Darst - Cell, 2013 - cell.com
Transcriptional pausing by multisubunit RNA polymerases (RNAPs) is a key mechanism for
regulating gene expression in both prokaryotes and eukaryotes and is a prerequisite for …

RNA polymerase accommodates a pause RNA hairpin by global conformational rearrangements that prolong pausing

JY Kang, TV Mishanina, MJ Bellecourt, RA Mooney… - Molecular cell, 2018 - cell.com
Sequence-specific pausing by RNA polymerase (RNAP) during transcription plays crucial
and diverse roles in gene expression. In bacteria, RNA structures are thought to fold within …

Mechanisms of transcriptional pausing in bacteria

JY Kang, TV Mishanina, R Landick, SA Darst - Journal of molecular biology, 2019 - Elsevier
Pausing by RNA polymerase (RNAP) during transcription regulates gene expression in all
domains of life. In this review, we recap the history of transcriptional pausing discovery …