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Listar por autor "Vioque Peña, Agustín"
Mostrando ítems 1-20 de 31
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Artículo
A combinatorial strategy of alternative promoter use during differentiation of a heterocystous cyanobacterium
Muro Pastor, Alicia María; Brenes Álvarez, Manuel; Vioque Peña, Agustín (Wiley, 2017-06-06)Heterocystous cyanobacteria such as Nostoc sp. are filamentous photosynthetic organisms that, in response to nitrogen ...
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Artículo
A functional RNase P protein subunit of bacterial origin in some eukaryotes
Lai, Lien B.; Bernal Bayard, Pilar; Mohannath, Gireesha; Lai, Stella M.; Gopalan, Venkat; Vioque Peña, Agustín (Springer, 2011)RNase P catalyzes 5′-maturation of tRNAs. While bacterial RNase P comprises an RNA catalyst and a protein cofactor, the ...
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Artículo
A New Type of Asymmetrically Acting β-Carotene Ketolase Is Required for the Synthesis of Echinenone in the Cyanobacterium Synechocystis sp. PCC 6803
Fernández González, Blanca María; Sandmann, Gerhard; Vioque Peña, Agustín (Elsevier, 1997)We have isolated, based on the knowledge of the complete genomic sequence of the cyanobacterium Synechocystis sp. PCC 6803, ...
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Artículo
A nitrogen stress-inducible small RNA regulates CO2 fixation in Nostoc
Brenes Álvarez, Manuel; Olmedo Verd, Elvira de; Vioque Peña, Agustín; Muro Pastor, Alicia María (American Society of Plant Biologists, 2021)In the absence of fixed nitrogen, some filamentous cyanobacteria differentiate heterocysts, specialized cells devoted to ...
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Artículo
Affinity chromatography with an immobilized RNA enzyme
Vioque Peña, Agustín; Altman, S. (National Academy of Sciences, 1986)M1 RNA, the catalytic subunit of Escherichia coli RNase P, has been covalently linked at its 3' terminus to agarose beads. ...
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Artículo
Analysis of the gene encoding the RNA subunit of ribonuclease p from cyanobacteria
Vioque Peña, Agustín (Oxford University Press, 1992)The genes encoding the RNA subunit of ribonuclease P from the unicellular cyanobacterium Synechocystis sp. PCC 6803, and ...
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Tesis Doctoral
Biosíntesis de RNA transferente en la Cianobacteria Synechocystis sp. PCC 6803 [
Ceballos Chávez, María (2006) -
Tesis Doctoral
Caracterización de genes de la carotenogesis en Synechocystis sp. PCC 6803
Martínez Pérez, Isabel María (1994-07) -
Tesis Doctoral
Caracterización de los sRNAs reguladores NsrR1 y NsiR3 de la cianobacteria Nostoc sp. PCC 7120
Álvarez Escribano, Isidro (2019-06-25)Las cianobacterias constituyen un grupo de microorganismos muy relevante para el mantenimiento de los ciclos del nitrógeno ...
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Artículo
Conditional Expression of RNase P in the CyanobacteriumSynechocystis sp. PCC6803 Allows Detection of Precursor RNAs
Tous Rivera, Cristina; Vega Palas, Miguel Ángel; Vioque Peña, Agustín (Elsevier, 2001)We have constructed a strain (CT1) that expresses RNase P conditionally with the aim to analyze the in vivotRNA processing ...
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Artículo
Dynamics of transcriptional start site selection during nitrogen stress-induced cell differentiation in Anabaena sp. PCC7120
Mitschke, Jan; Vioque Peña, Agustín; Haas, Fabian; Hess, Wolfgang R.; Muro Pastor, Alicia María (National Academy of Sciences (U.S.), 2011)The fixation of atmospheric N2 by cyanobacteria is a major source of nitrogen in the biosphere. In Nostocales, such as ...
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Artículo
Elements of the heterocyst-specific transcriptome unravelled by co-expression analysis in Nostoc sp. PCC 7120
Brenes Álvarez, Manuel; Mitschke, Jan; Olmedo Verd, Elvira de; Georg, Jens; Hess, Wolfgang R.; Vioque Peña, Agustín; Muro Pastor, Alicia María (Wiley-Blackwell, 2019)Nitrogen is frequently limiting microbial growth in the environment. As a response, many filamentous cyanobacteria ...
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Tesis Doctoral
Estudio funcional de la ribonucleasa P de la cianobacteria Synechocystis sp. PCC 6803
Pascual Bravo, Alberto (1999-03-12)Los RNA transferentes se sintetizan como precursores y deben ser madurados post-transcripcionalmente a RNA transferentes ...
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Tesis Doctoral
Estudio in vivo e in vitro de la estructura y función de la ribonucleasa P de cianobacterias
Tous Rivera, Cristina (2003-03-14) -
Tesis Doctoral
Global identification of regulatory RNAs in the cyanobacterium Nostoc sp. PCC 7120. Functional characterization of Yfr1 and NsiR1
Brenes Álvarez, Manuel (2020-01-10)Las cianobacterias son un grupo de microorganismos con una gran importancia ecológica debido a su participación en los ...
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Artículo
Hfq Is Required for Optimal Nitrate Assimilation in the Cyanobacterium Anabaena sp. Strain PCC 7120
Puerta Fernández, Elena; Vioque Peña, Agustín (American Society for Microbiology, 2011)Hfq is an RNA binding protein involved in posttranscriptional regulation of gene expression in bacteria. It acts by binding ...
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Tesis Doctoral
Identificación y caracterización de genes de la biosíntesis de carotenoides en la cianobacteria Synechocystis sp. PCC 6803
Fernández González, Blanca María (1998-01) -
Artículo
Identification of conserved and potentially regulatory small RNAs in heterocystous cyanobacteria
Brenes Álvarez, Manuel; Olmedo Verd, Elvira de; Vioque Peña, Agustín; Muro Pastor, Alicia María (Frontiers Media S.A., 2016)Small RNAs (sRNAs) are a growing class of non-protein-coding transcripts that participate in the regulation of virtually ...
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Artículo
Increased sensitivity to protein synthesis inhibitors in cells lacking tmRNA
Cruz Díaz, Jesús de la; Vioque Peña, Agustín (Cold Spring Harbor Laboratory Press, 2001)tmRNA (also known as SsrA or 10Sa RNA) is involved in a trans-translation reaction that contributes to the recycling of ...
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Artículo
Nitrogen-regulated antisense transcription in the adaptation to nitrogen deficiency in Nostoc sp. PCC 7120
Brenes Álvarez, Manuel; Vioque Peña, Agustín; Muro Pastor, Alicia María (Oxford University Press, 2023-06-02)Transcriptomic analyses using high-throughput methods have revealed abundant antisense transcription in bacteria. Antisense ...