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Browsing Artículos (Instituto de Bioquímica Vegetal y Fotosíntesis IBVF – CIC Cartuja) by Author "Díaz Quintana, Antonio Jesús"
Now showing items 1-20 of 24
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Article
A structural insight into the C-terminal RNA recognition motifs of T-cell intracellular antigen-1 protein
Aroca Aguilar, Ángeles; Díaz Quintana, Antonio Jesús; Díaz Moreno, Irene (Elsevier, 2011)T-cell intracellular antigen-1 (TIA-1) plays a pleiotropic role in cell homeostasis through the regulation of alternative ...
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Article
An evolutionary analysis of the reaction mechanisms of photosystem I reduction by cytochrome c6 and plastocyanin
Rosa Acosta, Miguel Ángel de la; Navarro Carruesco, José Antonio; Díaz Quintana, Antonio Jesús; Cerda Haynes, Berta de la; Molina Heredia, Fernando Publio; Balme, Alexis; Murdoch, Piedad del Socorro; Díaz Moreno, Irene; Durán Díaz, Raúl V.; Hervás Morón, Manuel (Elsevier, 2002)Photosystem I reduction by the soluble metalloproteins cytochrome c6 and plastocyanin, which are alternatively synthesized ...
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Article
Antimalarial activity of cupredoxins: the interaction of Plasmodium Merozoite Surface Protein 119 (MSP119) and Rusticyanin
Cruz Gallardo, Isabel; Díaz Moreno, Irene; Díaz Quintana, Antonio Jesús; Velázquez Campoy, Adrián; Curd, Rachel D.; Rangachari, Caveri; Bridsall, Berry; Ramos, Andrés; Holder, Anthony A.; Rosa Acosta, Miguel Ángel de la (American Society for Biochemistry and Molecular Biology, 2013)Background: The interaction of MSP119 with the cupredoxin azurin inhibits the growth of Plasmodium falciparum in red blood ...
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Article
Cytochrome c signalosome in mitochondria
Díaz Moreno, Irene; García Heredia, José Manuel; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la (Springer, 2011)Cytochrome c delicately tilts the balance between cell life (respiration) and cell death (apoptosis). Whereas cell life ...
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Article
Cytochrome c1 exhibits two binding sites for cytochrome c in plants
Moreno Beltrán, José Blas; Díaz Quintana, Antonio Jesús; González Arzola, Katiuska; Velázquez Campoy, Adrián; Rosa Acosta, Miguel Ángel de la; Díaz Moreno, Irene (Elsevier, 2014)n plants, channeling of cytochrome c molecules between complexes III and IV has been purported to shuttle electrons within ...
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Article
Dimerization model of the C-terminal RNA Recognition Motif of HuR
Díaz Quintana, Antonio Jesús; García Mauriño, Sofía M.; Díaz Moreno, Irene (wiley, 2015)Human antigen R (HuR) is a ubiquitous 32kDa protein comprising three RNA Recognition Motifs (RRMs), whose main function ...
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Article
Electrostatic strain and concerted motions in the transient complex between plastocyanin and cytochrome f from the cyanobacterium Phormidium laminosum
Díaz Moreno, Irene; Muñoz López, Francisco Jesús; Frutos Beltrán, Estrella; Rosa Acosta, Miguel Ángel de la; Díaz Quintana, Antonio Jesús (Elsevier, 2009)Many fleeting macromolecular interactions, like those being involved in electron transport, are essential in biology. ...
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Article
Modulation of copper site properties by remote residues determines the stability of plastocyanins
Muñoz López, Francisco Jesús; Frutos Beltrán, Estrella; Díaz Moreno, Sofía; Díaz Moreno, Irene; Subías Peruga, Maria Gloria; Rosa Acosta, Miguel Ángel de la; Díaz Quintana, Antonio Jesús (Elsevier, 2010)The metal cofactor determines the thermal stability in cupredoxins, but how the redox state of copper modulates their ...
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Article
New Arabidopsis thaliana cytochrome c partners: A look into the elusive role of cytochrome c in programmed cell death in plants
Martínez Fábregas, Jonathan; Díaz Moreno, Irene; González Arzola, Katiuska; Janocha, Simon; Navarro Carruesco, José Antonio; Hervás Morón, Manuel; Bernhardt, Rita; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la (American Society for Biochemistry and Molecular Biology, 2013)Programmed cell death is an event displayed by many different organisms along the evolutionary scale. In plants, programmed ...
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Article
Nitration of tyrosine 74 prevents human cytochrome c to play a key role in apoptosis signaling by blocking caspase-9 activation
García Heredia, José Manuel; Díaz Moreno, Irene; Nieto Mesa, Pedro Manuel; Orzáez, Mar; Kocanis, Stella; Teixeira, Miguel; Pérez Payá, Enrique; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la (Elsevier, 2010)Tyrosine nitration is one of the most common post-transcriptional modifications of proteins, so affecting their structure ...
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Article
NMR analysis of the transient complex between membrane photosystem I and soluble cytochrome c6
Díaz Moreno, Irene; Díaz Quintana, Antonio Jesús; Molina Heredia, Fernando Publio; Nieto Mesa, Pedro Manuel; Hansson, Örjan; Rosa Acosta, Miguel Ángel de la; Karlsson, B. Göran (Elsevier, 2005)A structural analysis of the surface areas of cytochrome c6, responsible for the transient interaction with photosystem ...
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Article
Proposed mechanism for regulation of H2O2-induced programmed cell death in plants by binding of cytochrome c to 14-3-3 proteins
Elena-Real, Carlos A.; González Arzola, Katiuska; Pérez Mejías, Gonzalo; Díaz Quintana, Antonio Jesús; Velázquez Campoy, Adrián; Desvoyes, Bénédicte; Gutiérrez, Crisanto; Rosa Acosta, Miguel Ángel de la; Díaz Moreno, Irene (Wiley-Blackwell, 2021-04)Programmed cell death (PCD) is crucial for development and homeostasis of all multicellular organisms. In human cells, the ...
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Article
Respiratory complexes III and IV can each bind two molecules of cytochrome c at low ionic strength
Moreno Beltrán, José Blas; Díaz Moreno, Irene; González Arzola, Katiuska; Guerra Castellano, Alejandra; Velázquez Campoy, Adrián; Rosa Acosta, Miguel Ángel de la; Díaz Quintana, Antonio Jesús (Elsevier, 2015)The transient interactions of respiratory cytochrome c with complexes III and IV is herein investigated by using heterologous ...
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Article
Site-directed Mutagenesis of Cytochromec 6 from Anabaena Species PCC 7119
Molina Heredia, Fernando Publio; Díaz Quintana, Antonio Jesús; Hervás Morón, Manuel; Navarro Carruesco, José Antonio; Rosa Acosta, Miguel Ángel de la (Elsevier, 1999)A number of surface residues of cytochromec 6 from the cyanobacterium Anabaenasp. PCC 7119 have been modified by site-directed ...
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Article
Site-directed Mutagenesis of Cytochromec 6 from Synechocystissp. PCC 6803
Cerda Haynes, Berta de la; Díaz Quintana, Antonio Jesús; Navarro Carruesco, José Antonio; Hervás Morón, Manuel; Rosa Acosta, Miguel Ángel de la (Elsevier, 1999)This paper reports the first site-directed mutagenesis analysis of any cytochrome c 6, a heme protein that performs the ...
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Article
Specific nitration of tyrosines 46 and 48 makes cytochrome c assemble a non-functional apoptosome
García Heredia, José Manuel; Díaz Moreno, Irene; Díaz Quintana, Antonio Jesús; Orzáez, Mar; Navarro Carruesco, José Antonio; Hervás Morón, Manuel; Rosa Acosta, Miguel Ángel de la (Elsevier, 2012)Under nitroxidative stress, a minor fraction of cytochrome c can be modified by tyrosine nitration. Here we analyze the ...
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Article
Structural and Functional Analysis of Novel Human Cytochrome c Targets in Apoptosis
Martínez Fábregas, Jonathan; Díaz Moreno, Irene; González Arzola, Katiuska; Janocha, Simon; Navarro Carruesco, José Antonio; Hervás Morón, Manuel; Bernhardt, Rita; Velázquez Campoy, Adrián; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la (American Society for Biochemistry and Molecular Biology, 2014)Since the first description of apoptosis four decades ago, great efforts have been made to elucidate, both in vivo and in ...
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Article
Structural basis for inhibition of the histone chaperone activity of SET/TAF-Iβ by cytochrome c
González Arzola, Katiuska; Díaz Moreno, Irene; Cano González, Ana María; Díaz Quintana, Antonio Jesús; Velázquez Campoy, Adrián; Moreno Beltrán, José Blas; López Rivas, Abelardo; Rosa Acosta, Miguel Ángel de la (National Academy of Sciences, 2015)Chromatin is pivotal for regulation of the DNA damage process insofar as it influences access to DNA and serves as a DNA ...
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Article
Structure of the Complex between Plastocyanin and Cytochrome f from the Cyanobacterium Nostoc sp. PCC 7119 as Determined by Paramagnetic NMR
Díaz Moreno, Irene; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la; Ubbink, Marcellus (Elsevier, 2005)The complex between cytochrome f and plastocyanin from the cyanobacterium Nostoc has been characterized by NMR spectroscopy. ...
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Article
Temperature-driven changeover in the electron-transfer mechanism of a thermophilic plastocyanin
Olloqui Sariego, José Luis; Moreno Beltrán, José Blas; Díaz Quintana, Antonio Jesús; Rosa Acosta, Miguel Ángel de la; Calvente Pacheco, Juan José; Andreu Fondacabe, Rafael Jesús (American Chemical Society, 2014)Electron-transfer kinetics of the thermophilic protein Plastocyanin fromPhormidium laminosumadsorbed on 1,ω-alkanedithiol ...