Results 41 to 50 of about 29,704,271 (175)

The nuclear export receptor OsXPO1 is required for rice development and involved in abiotic stress responses

open access: yesCrop Journal, 2023
The transport of proteins to and from the nucleus is necessary for many cellular processes and is one of the ways plants respond to developmental signals and environmental stresses.
Qiufei Peng   +5 more
doaj   +1 more source

Inhibition of XPO-1 Mediated Nuclear Export through the Michael-Acceptor Character of Chalcones

open access: yesPharmaceuticals, 2021
The nuclear export receptor exportin-1 (XPO1, CRM1) mediates the nuclear export of proteins that contain a leucine-rich nuclear export signal (NES) towards the cytoplasm.
Marta Gargantilla   +6 more
doaj   +1 more source

Orientia tsutsugamushi uses two Ank effectors to modulate NF-κB p65 nuclear transport and inhibit NF-κB transcriptional activation.

open access: yesPLoS Pathogens, 2018
Orientia tsutsugamushi causes scrub typhus, a potentially fatal infection that threatens over one billion people. Nuclear translocation of the transcription factor, NF-κB, is the central initiating cellular event in the antimicrobial response.
Sean M Evans   +3 more
doaj   +1 more source

The evolution of core proteins involved in microRNA biogenesis

open access: yesBMC Evolutionary Biology, 2008
Background MicroRNAs (miRNAs) are a recently discovered class of non-coding RNAs (ncRNAs) which play important roles in eukaryotic gene regulation. miRNA biogenesis and activation is a complex process involving multiple protein catalysts and involves the
Brown James R   +2 more
doaj   +1 more source

Combined Targeting of Estrogen Receptor Alpha and Exportin 1 in Metastatic Breast Cancers. [PDF]

open access: yesCancers (Basel), 2020
The majority of breast cancer specific deaths in women with estrogen receptor positive (ER+) tumors occur due to metastases that are resistant to therapy. There is a critical need for novel therapeutic approaches to achieve tumor regression and/or maintain therapy responsiveness in metastatic ER+ tumors. The objective of this study was to elucidate the
Cotul EK   +22 more
europepmc   +4 more sources

TFIIA transcriptional activity is controlled by a ‘cleave-and-run’ Exportin-1/Taspase 1-switch [PDF]

open access: yesJournal of Molecular Cell Biology, 2017
Transcription factor TFIIA is controlled by complex regulatory networks including proteolysis by the protease Taspase 1, though the full impact of cleavage remains elusive. Here, we demonstrate that in contrast to the general assumption, de novo produced TFIIA is rapidly confined to the cytoplasm via an evolutionary conserved nuclear export signal (NES,
Schrenk, Christian   +13 more
openaire   +3 more sources

Small-Molecule Antagonist Targeting Exportin‑1 via Rational Structure-Based Discovery

open access: yes, 2020
Exportin-1 (also named as CRM1) plays a prominent role in autoimmune disorders and has emerged as a potential therapeutic target for colitis. Here we report on the rational structure-based discovery of a small-molecule antagonist of exportin-1, LFS-829 ...
Xiangyu Long   +33 more
core   +2 more sources

New insights into YAP/TAZ nucleo‐cytoplasmic shuttling: new cancer therapeutic opportunities?

open access: yesMolecular Oncology, 2019
Yes‐associated protein (YAP) and transcriptional co‐activator with PDZ‐binding motif (TAZ), the main effectors of the Hippo pathway, are emerging as important players in cancer biology and therapy response.
Michal Shreberk‐Shaked, Moshe Oren
doaj   +1 more source

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