The Paf1 complex: a keystone of nuclear regulation operating at the interface of transcription and chromatin

AM Francette, SA Tripplehorn, KM Arndt - Journal of molecular biology, 2021 - Elsevier
The regulation of transcription by RNA polymerase II is closely intertwined with the
regulation of chromatin structure. A host of proteins required for the disassembly …

The innate immune factor RPRD2/REAF and its role in the Lv2 restriction of HIV

KA Jackson-Jones, Á McKnight, RD Sloan - Mbio, 2023 - Am Soc Microbiol
Intracellular innate immunity involves co-evolved antiviral restriction factors that specifically
inhibit infecting viruses. Studying these restrictions has increased our understanding of viral …

[HTML][HTML] Multiple direct and indirect roles of the Paf1 complex in transcription elongation, splicing, and histone modifications

AM Francette, KM Arndt - Cell reports, 2024 - cell.com
The polymerase-associated factor 1 (Paf1) complex (Paf1C) is a conserved protein complex
with critical functions during eukaryotic transcription. Previous studies showed that Paf1C is …

A BRD4-mediated elongation control point primes transcribing RNA polymerase II for 3′-processing and termination

M Arnold, A Bressin, O Jasnovidova, D Meierhofer… - Molecular Cell, 2021 - cell.com
Transcription elongation has emerged as a regulatory hub in gene expression of
metazoans. A major control point occurs during early elongation before RNA polymerase II …

Cadmium-induced metal imbalance and cadmium-responsive transcriptional activator Yap1 mediated regulation of metal homeostasis

L Iddrisu, Y Li, Z Fang, L Sun, Z Huang - Fungal Biology Reviews, 2024 - Elsevier
The absorption of cadmium (Cd) initiates a sequence of detrimental effects or harm to
organisms. The presence of Cd in Saccharomyces cerevisiae affects key metal import …

[HTML][HTML] RNA Polymerase II activity control of gene expression and involvement in disease

JC Kuldell, CD Kaplan - Journal of Molecular Biology, 2024 - Elsevier
Gene expression is dependent on RNA Polymerase II (Pol II) activity in eukaryotes. In
addition to determining the rate of RNA synthesis for all protein coding genes, Pol II serves …

Contribution of model organisms to investigating the far-reaching consequences of PRPP metabolism on human health and well-being

EA Ugbogu, LM Schweizer, M Schweizer - Cells, 2022 - mdpi.com
Phosphoribosyl pyrophosphate synthetase (PRS EC 2.7. 6.1) is a rate-limiting enzyme that
irreversibly catalyzes the formation of phosphoribosyl pyrophosphate (PRPP) from ribose-5 …

Altered rRNA processing disrupts nuclear RNA homeostasis via competition for the poly (A)-binding protein Nab2

LC Aguilar, B Paul, T Reiter, L Gendron… - Nucleic acids …, 2020 - academic.oup.com
RNA-binding proteins (RBPs) are key mediators of RNA metabolism. Whereas some RBPs
exhibit narrow transcript specificity, others function broadly across both coding and non …

The nucleosome DNA entry-exit site is important for transcription termination and prevention of pervasive transcription

AE Hildreth, MA Ellison, AM Francette, JM Seraly… - elife, 2020 - elifesciences.org
Compared to other stages in the RNA polymerase II transcription cycle, the role of chromatin
in transcription termination is poorly understood. We performed a genetic screen in …

Truncating the spliceosomal 'rope protein'Prp45 results in Htz1 dependent phenotypes

K Abrhámová, M Groušlová, A Valentová, X Hao… - RNA biology, 2024 - Taylor & Francis
Spliceosome assembly contributes an important but incompletely understood aspect of
splicing regulation. Prp45 is a yeast splicing factor which runs as an extended fold through …