Picornavirus IRES elements: RNA structure and host protein interactions

…, R Francisco-Velilla, J Fernandez-Chamorro… - Virus research, 2015 - Elsevier
Internal ribosome entry site (IRES) elements were discovered in picornaviruses. These
elements are cis-acting RNA sequences that adopt diverse three-dimensional structures and …

[HTML][HTML] Insights into structural and mechanistic features of viral IRES elements

…, R Francisco-Velilla, J Fernandez-Chamorro… - Frontiers in …, 2018 - frontiersin.org
Internal ribosome entry site (IRES) elements are cis-acting RNA regions that promote internal
initiation of protein synthesis using cap-independent mechanisms. However, distinct types …

The RNA-binding protein Gemin5 binds directly to the ribosome and regulates global translation

…, J Fernandez-Chamorro… - Nucleic Acids …, 2016 - academic.oup.com
RNA-binding proteins (RBPs) play crucial roles in all organisms. The protein Gemin5
harbors two functional domains. The N-terminal domain binds to snRNAs targeting them for …

[HTML][HTML] RNA-binding proteins impacting on internal initiation of translation

…, G Lozano, J Fernandez-Chamorro… - International journal of …, 2013 - mdpi.com
RNA-binding proteins (RBPs) are pivotal regulators of all the steps of gene expression.
RBPs govern gene regulation at the post-transcriptional level by virtue of their capacity to …

Identification of novel non-canonical RNA-binding sites in Gemin5 involved in internal initiation of translation

J Fernandez-Chamorro, D Pineiro… - Nucleic acids …, 2014 - academic.oup.com
Ribonucleic acid (RNA)-binding proteins are key players of gene expression control. We
have shown that Gemin5 interacts with internal ribosome entry site (IRES) elements and …

Structural basis for the dimerization of Gemin5 and its role in protein recruitment and translation control

…, A Embarc-Buh, J Fernández-Chamorro… - Nucleic Acids …, 2020 - academic.oup.com
In all organisms, a selected type of proteins accomplishes critical roles in cellular processes
that govern gene expression. The multifunctional protein Gemin5 cooperates in translation …

[HTML][HTML] Gemin5: a multitasking RNA-binding protein involved in translation control

D Piñeiro, J Fernandez-Chamorro, R Francisco-Velilla… - Biomolecules, 2015 - mdpi.com
Gemin5 is a RNA-binding protein (RBP) that was first identified as a peripheral component
of the survival of motor neurons (SMN) complex. This predominantly cytoplasmic protein …

[HTML][HTML] A combined ELONA-(RT) qPCR approach for characterizing DNA and RNA aptamers selected against PCBP-2

M Moreno, M Fernández-Algar, J Fernández-Chamorro… - Molecules, 2019 - mdpi.com
Improvements in Systematic Evolution of Ligands by EXponential enrichment (SELEX)
technology and DNA sequencing methods have led to the identification of a large number of …

The landscape of the non-canonical RNA-binding site of Gemin5 unveils a feedback loop counteracting the negative effect on translation

…, J Fernandez-Chamorro… - Nucleic Acids …, 2018 - academic.oup.com
Gemin5 is a predominantly cytoplasmic protein that downregulates translation, beyond
controlling snRNPs assembly. The C-terminal region harbors a non-canonical RNA-binding site …

RNA–protein interaction methods to study viral IRES elements

R Francisco-Velilla, J Fernandez-Chamorro, G Lozano… - Methods, 2015 - Elsevier
Translation control often takes place through the mRNA untranslated regions, involving
direct interactions with RNA-binding proteins (RBPs). Internal ribosome entry site elements (…