Genomic regulation of transcription and RNA processing by the multitasking Integrator complex

SA Welsh, A Gardini - Nature Reviews Molecular Cell Biology, 2023 - nature.com
In higher eukaryotes, fine-tuned activation of protein-coding genes and many non-coding
RNAs pivots around the regulated activity of RNA polymerase II (Pol II). The Integrator …

Flipons and small RNAs accentuate the asymmetries of pervasive transcription by the reset and sequence-specific microcoding of promoter conformation

A Herbert - Journal of Biological Chemistry, 2023 - ASBMB
The role of alternate DNA conformations such as Z-DNA in the regulation of transcription is
currently underappreciated. These structures are encoded by sequences called flipons …

MicroRNA signatures in cartilage ageing and osteoarthritis

P Balaskas, K Goljanek-Whysall, PD Clegg, Y Fang… - Biomedicines, 2023 - mdpi.com
Osteoarthritis is the most common degenerative joint disorder. MicroRNAs are gene
expression regulators that act post-transcriptionally to control tissue homeostasis. Microarray …

[HTML][HTML] Take a break: Transcription regulation and RNA processing by the Integrator complex

K Sabath, S Jonas - Current Opinion in Structural Biology, 2022 - Elsevier
The metazoan-specific Integrator complex is a> 1.5 MDa machinery that interacts with RNA
polymerase II (RNAP2) to attenuate coding gene transcription by early termination close to …

MicroRNA biogenesis is broadly disrupted by inhibition of the splicing factor SF3B1

A Downie Ruiz Velasco, AL Parsons… - Nucleic Acids …, 2024 - academic.oup.com
In animals, microRNA (miRNA) biogenesis begins with cotranscriptional cleavage of the
primary (pri-) miRNA by the Microprocessor complex. Cotranscriptional splicing has been …

Structural basis of the Integrator complex assembly and association with transcription factors

M Razew, A Fraudeau, MM Pfleiderer, R Linares… - Molecular Cell, 2024 - cell.com
Integrator is a multi-subunit protein complex responsible for premature transcription
termination of coding and non-coding RNAs. This is achieved via two enzymatic activities …

Neuronal differentiation requires BRAT1 complex to remove REST from chromatin

S Dokaneheifard… - Proceedings of the …, 2024 - National Acad Sciences
Repressor element-1 silencing transcription factor (REST) is required for the formation of
mature neurons. REST dysregulation underlies a key mechanism of neurodegeneration …

Altered RNA export by SF3B1 mutants confers sensitivity to nuclear export inhibition

S Chaudhry, F Beckedorff, SS Jasdanwala, TM Totiger… - Leukemia, 2024 - nature.com
SF3B1 mutations frequently occur in cancer yet lack targeted therapies. Clinical trials of
XPO1 inhibitors, selinexor and eltanexor, in high-risk myelodysplastic neoplasms (MDS) …

LncRNA 220: A Novel Long Non-Coding RNA Regulates Autophagy and Apoptosis in Kupffer Cells via the miR-5101/PI3K/AKT/mTOR Axis in LPS-Induced …

Y Yang, T Tian, S Li, N Li, H Luo, Y Jiang - International Journal of …, 2023 - mdpi.com
Sepsis is a severe medical condition distinguished by immune systematic dysfunction and
multiple organic injury, or even failure, resulting from an acute systemic inflammatory …

Tumour-regulatory role of long non-coding RNA HOXA-AS3

ZX Chong, WY Ho, SK Yeap - Progress in Biophysics and Molecular …, 2024 - Elsevier
Dysregulation of long non-coding RNA (lncRNA) HOXA-AS3 has been shown to contribute
to the development of multiple cancer types. Several studies have presented the tumour …