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Browsing by Author "Belda Palazón, Borja"

Now showing items 1-20 of 23

A Direct Link between Abscisic Acid Sensing and the Chromatin-Remodeling ATPase BRAHMA via Core ABA Signaling Pathway Components

Peirats-Llobet, Marta; Han, Soon-Ki; González Guzmán, Miguel; Jeong, Cheol Woong; Rodríguez Solovey, Leisa Natacha; Belda Palazón, Borja; Wagner, Doris; Rodríguez Egea, Pedro Luís (Oxford University Press (OUP), 2016-01-04)

[EN] Optimal response to drought is critical for plant survival and will affect biodiversity and crop performance during climate change. Mitotically heritable epigenetic or dynamic chromatin state changes have been implicated ...
A dual function of SnRK2 kinases in the regulation of SnRK1 and plant growth

Belda-Palazón, Borja; Adamo, Mattia; Valerio, Concetta; Ferreira, Liliana J.; Confraria, Ana; Reis-Barata, Diana; Rodrigues, Americo; Meyer, Christian; Rodríguez Egea, Pedro Luís; Baena-González, Elena (Nature Publishing Group, 2020-11)

[EN] Adverse environmental conditions trigger responses in plants that promote stress tolerance and survival at the expense of growth(1). However, little is known of how stress signalling pathways interact with each other ...
ABA inhibits myristoylation and induces shuttling of the RGLG1 E3 ligase to promote nuclear degradation of PP2CA

Belda Palazón, Borja; Julian, Jose; Coego, Alberto; Wu, Qian; Zhang, Xu; Batistic, Oliver; Alquraishi, Saleh A.; Kudla, Joerg; An, Chengcai; Rodríguez Egea, Pedro Luís (Blackwell Publishing, 2019-06)

[EN] Hormone- and stress-induced shuttling of signaling or regulatory proteins is an important cellular mechanism to modulate hormone signaling and cope with abiotic stress. Hormone-induced ubiquitination plays a crucial ...
Aminopropyltransferases Involved in Polyamine Biosynthesis Localize Preferentially in the Nucleus of Plant Cells

Belda Palazón, Borja; RUIZ, L.; Martí Sanchis, Esmeralda; Tarraga Herrero, Susana; Tiburcio, A.; Culiañez Macia, Francisco Antonio; Farras, R.; Carrasco, P.; Ferrando Monleón, Alejandro Ramón (Public Library of Science, 2012-10)

Plant aminopropyltransferases consist of a group of enzymes that transfer aminopropyl groups derived from decarboxylated S-adenosyl-methionine (dcAdoMet or dcSAM) to propylamine acceptors to produce polyamines, ubiquitous ...
An Escherichia coli-Based Phosphorylation System for Efficient Screening of Kinase Substrates

Cayuela, Andrés; Villasante-Fernández, Adela; Corbalán-Acedo, Antonio; Baena-Gonzalez, E; Ferrando, Alejandro; Belda Palazón, Borja (MDPI, 2024-04)

[EN] Posttranslational modifications (PTMs), particularly phosphorylation, play a pivotal role in expanding the complexity of the proteome and regulating diverse cellular processes. In this study, we present an efficient ...
Arabidopsis ALIX Regulates Stomatal Aperture and Turnover of Abscisic Acid Receptors

Garcia, Marta; Cuyas, Laura; Abd El-Moneim, Diaa; RODRIGUEZ, LESIA; Belda Palazón, Borja; Sanchez, Eva; Fernandez, Yolanda; Roux, Brice; Zamarreño, Angel Maria; Garcia Mina, Jose Maria; Nussaume, Laurent; Rodríguez Egea, Pedro Luís; Paz-Ares, Javier; Leonhardt, Nathalie; Rubio, Vicente (American Society of Plant Biologists, 2019-10)

[EN] The plant endosomal trafficking pathway controls the abundance of membrane-associated soluble proteins, as shown for abscisic acid (ABA) receptors of the PYRABACTIN RESISTANCE1/PYR1-LIKE/REGULATORY COMPONENTS OF ABA ...
Biochemical quantitation of the eIF5A hypusination in Arabidopsis thaliana uncovers ABA-dependent regulation

Belda Palazón, Borja; Nohales Zafra, Maria Angeles; Rambla Nebot, Jose Luis; Aceña, José L.; Delgado, Oscar; Fustero Lardies, Santos; Martínez, M. Carmen; Granell Richart, Antonio; Carbonell Gisbert, Juan; Ferrando Monleón, Alejandro Ramón (Frontiers Media, 2014-05-16)

The eukaryotic translation elongation factor eIF5A is the only protein known to contain the unusual amino acid hypusine which is essential for its biological activity. This post-translational modification is achieved by ...
Calcium-dependent oligomerization of CAR proteins at cell membrane modulates ABA signaling

Diaz, Maira; Sanchez-Barrena, Maria Jose; Gonzalez Rubio, Juana Maria; Rodríguez Solovey, Leisa Natacha; Fernández, Daniel; Antoni-Alandes, Regina; Yunta, Cristina; Belda Palazón, Borja; González Guzmán, Miguel; Peirats-Llobet, Marta; Menendez, Margarita; Boskovic, Jasminka; Marquez, Jose; Rodríguez Egea, Pedro Luís; Albert, Armando (National Academy of Sciences, 2016-01-19)

[EN] Regulation of ion transport in plants is essential for cell function. Abiotic stress unbalances cell ion homeostasis, and plants tend to readjust it, regulating membrane transporters and channels. The plant hormone ...
Citrus exocortis viroid causes ribosomal stress in tomato plants

Cottilli, Patrick; Belda-Palazón, Borja; Adkar-Purushothama, Charith Raj; Perreault, Jean-Pierre; Schleiff, Enrico; Rodrigo Bravo, Ismael; Ferrando Monleón, Alejandro Ramón; Lisón, Purificación (Oxford University Press, 2019-09-19)

[EN] Viroids are naked RNAs that do not code for any known protein and yet are able to infect plants causing severe diseases. Because of their RNA nature, many studies have focused on the involvement of viroids in RNA-mediated ...
ESCRT-I Component VPS23A Affects ABA Signaling by Recognizing ABA Receptors for Endosomal Degradation

Yu, Feifei; Lou, Lijuan; Tian, Miaomiao; Li, Qingliang; Ding, Yanglin; Cao, Xiaoqiang; Wu, Yaorong; Belda Palazón, Borja; Rodríguez Egea, Pedro Luís; Yang, Shuhua; Xie, Qi (Oxford University Press (OUP), 2016-12-05)

[EN] Recent discovery of PYR/PYL/RCAR-type abscisic acid (ABA) receptors has become one of most significant advances in plant science in the past decade. In mammals, endosomal sorting acts as an important pathway to ...
Estudios funcionales de las modificaciones post-traduccionales del factor de traducción eIF5A2 de Arabidopsis thaliana

Ivars Lanàquera, Elia (Universitat Politècnica de València, 2021-07-30)

[ES] El factor de traducción eIF5A es una proteína cuyas funciones a día de hoy no están completamente definidas. Es la única proteína conocida que sufre el proceso de hipusinación, una modificación post-traduccional ...
Fertility and Polarized Cell Growth Depends on eIF5A for Translation of Polyproline-Rich Formins in Saccharomyces cerevisiae

Li, Tianlu; Belda Palazón, Borja; Ferrando Monleón, Alejandro Ramón; Alepuz, Paula (Genetics Society of America, 2014-08)

eIF5A is an essential and evolutionary conserved translation elongation factor, which has recently been proposed to be required for the translation of proteins with consecutive prolines. The binding of eIF5A to ribosomes ...
FYVE1/FREE1 Interacts with the PYL4 ABA Receptor and Mediates its Delivery to the Vacuolar Degradation Pathway

Belda Palazón, Borja; Rodríguez Solovey, Leisa Natacha; Antolín Fernández, María; Castillo, Mari-Cruz; Anderson, Erin M.; Gao, Caiji; González Guzmán, Miguel; Peirats-Llobet, Marta; Zhao, Qiong; De Winne, Nancy; Gevaert, Kris; De Jaeger, G; Jiang, Liwen; Leon Ramos, Jose; Mullen, Robert T.; Rodríguez Egea, Pedro Luís (American Society of Plant Biologists, 2016-09)

[EN] Recently, we described the ubiquitylation of PYL4 and PYR1 by the RING E3 ubiquitin ligase RSL1 at the plasma membrane of Arabidopsis thaliana. This suggested that ubiquitylated abscisic acid (ABA) receptors might be ...
Hipusinación del factor de traducción eIF5A dependiente de poliaminas

Belda Palazón, Borja (Universitat Politècnica de València, 2015-03-30)

RESUMEN La hipusinación es una modificación post-traduccional dependiente de espermidina que activa al factor de traducción eIF5A, y que es esencial en todos los eucariotas. En los últimos años se ha sugerido un importante ...
Nuevos conocimientos sobre patogénesis viroidal: alteración de la biogénesis de ribosomas e interferencia con el eje SnRK1-TOR.

Silva Valencia, Samanta Gissela (Universitat Politècnica de València, 2023-02-13)

[ES] Los viroides son pequeños patógenos vegetales con capacidad autorreplicativa, constituidos por una cadena de RNA monocatenaria circular con una elevada estructura secundaria. Los viroides no tienen capacidad codificante; ...
Polyamines as Quality Control Metabolites Operating at the Post-Transcriptional Level

Poidevin, Laetitia; Unal, Dilek; Belda-Palazón, Borja; Ferrando Monleón, Alejandro Ramón (MDPI, 2019-04)

[EN] Plant polyamines (PAs) have been assigned a large number of physiological functions with unknown molecular mechanisms in many cases. Among the most abundant and studied polyamines, two of them, namely spermidine (Spd) ...
PYL8 ABA receptors of Phoenix dactylifera play a crucial role in response to abiotic stress and are stabilized by ABA.

García-Maquilón, Irene; Coego, Alberto; LOZANO JUSTE, JORGE; Messerer, Maxim; de Ollas, Carlos; Julian, Jose; Ruiz-Partida, Rafael; Pizzio, Gaston; Belda-Palazon, Borja; Gómez-Cadenas, Aurelio; Mayer, Klaus F. X.; Geiger, Dietmar; Alquraishi, Saleh A.; Alrefaei, Abdulwahed F.; Ache, Peter; Hedrich, Rainer; Rodríguez Egea, Pedro Luís (Oxford University Press, 2021-02-02)

[EN] The identification of those prevalent abscisic acid (ABA) receptors and molecular mechanisms that trigger drought adaptation in crops well adapted to harsh conditions such as date palm (Phoenix dactylifera, Pd) sheds ...
PYL8 mediates ABA perception in the root through non-cell-autonomous and ligand-stabilization-based mechanisms

Belda-Palazón, Borja; Gonzalez-Garcia, Mary-Paz; LOZANO JUSTE, JORGE; Coego Gonzalez, Alberto; Antoni-Alandes, Regina; Julian-Valenzuela, Jose; Peirats-Llobet, Marta; Rodríguez Solovey, Leisa Natacha; Berbel Tornero, Ana; Dietrich, Daniela; FERNÁNDEZ LÓPEZ, MARIA ANGELES; MADUEÑO ALBI, FRANCISCO; Bennett, Malcolm J.; Rodríguez Egea, Pedro Luís (Proceedings of the National Academy of Sciences, 2018)

[EN] The phytohormone abscisic acid (ABA) plays a key role regulating root growth, root system architecture, and root adaptive responses, such as hydrotropism. The molecular and cellular mechanisms that regulate the action ...
RBR-type E3 ligases and the Ub-conjugating enzyme UBC26 regulate ABA receptor levels and signaling

FERNÁNDEZ LÓPEZ, MARIA ANGELES; Belda Palazón, Borja; Julian, J.; Coego Gonzalez, Alberto; LOZANO JUSTE, JORGE; Iñigo, Sabrina; RODRIGUEZ, LESIA; Bueso Rodenas, Eduardo; Goossens, Alain; Rodríguez Egea, Pedro Luís (American Society of Plant Biologists, 2020-04)

[EN] The turnover of abscisic acid (ABA) signaling core components modulates the plant's response to ABA and is regulated by ubiquitination. We show that Arabidopsis (Arabidopsis thaliana) RING Finger ABA-Related1 (RFA1) ...
Relevance of the Axis Spermidine/eIF5A for Plant Growth and Development

Belda Palazón, Borja; Almendáriz, Carla; Martí Sanchis, Esmeralda; Carbonell Gisbert, Juan; Ferrando Monleón, Alejandro Ramón (Frontiers Media, 2016-03-02)

One key role of the essential polyamine spermidine in eukaryotes is to provide the 4-aminobutyl moiety group destined to the post-translational modification of a lysine in the highly conserved translation factor eIF5A. ...