Valérie Cognat

Responsable de la plateforme de Bioinformatique de l'IBMP
73 %
Libre accès
45
Documents
Affiliations actuelles
  • Institut de Biologie Moléculaire des Plantes (IBMP)
  • Centre National de la Recherche Scientifique (CNRS)
  • Université de Strasbourg (UNISTRA)
  • Université Louis Pasteur - Strasbourg I
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Publications

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Genomic and biological characterization of Streptomyces strains isolated from barley

Margaux Cheminat , Loïc Waeckerle , Abdelmalek Alioua , Valérie Cognat , Mathieu Erhardt et al.

BMC Microbiology, 2025, 26 (1), pp.25. ⟨10.1186/s12866-025-04493-4⟩

Article dans une revue hal-05493195v1
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Extensive import of nucleus-encoded tRNAs into chloroplasts of the photosynthetic lycophyte, Selaginella kraussiana

Christina Berrissou , Valerie Cognat , Sandrine Koechler , Marc Bergdoll , Anne-Marie Duchêne et al.

Proceedings of the National Academy of Sciences of the United States of America, 2024, 121 (46), pp.e2412221121. ⟨10.1073/pnas.2412221121⟩

Article dans une revue hal-04774795v1
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Streptomyces cocklensis DSM 42063 and Actinacidiphila bryophytorum DSM 42138 colonize Arabidopsis thaliana and modulate its proteome

Florence Arsène-Ploetze , Magali Rompais , Abd El Malek Alioua , Valerie Cognat , Mathieu Erhardt et al.

PhytoFrontiers, 2023, ⟨10.1094/PHYTOFR-12-22-0149-R⟩

Article dans une revue hal-04195921v1

<i>Streptomyces cocklensis<i> DSM 42063 and <i>Actinacidiphila bryophytorum</i> DSM 42138 colonize <i>Arabidopsis thaliana </i>and modulate its proteome</i></i>

Florence Arsène-Ploetze , Magali Rompais , Abdelmalek Alioua , Valérie Cognat , Mathieu Erhardt et al.

PhytoFrontiers, 2023, 4 (2), pp.126-140. ⟨10.1094/phytofr-12-22-0149-r⟩

Article dans une revue hal-04730186v1
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Jasmonate signaling controls negative and positive effectors of salt stress tolerance in rice

Simon Ndecky , Elisabeth Eiche , Valérie Cognat , David Pflieger , Nitin Pawar et al.

Journal of Experimental Botany, 2023, 74 (10), pp.3220-3239. ⟨10.1093/jxb/erad086⟩

Article dans une revue hal-04266591v1
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An Aphid-Transmitted Virus Reduces the Host Plant Response to Its Vector to Promote Its Transmission

Célia Krieger , David Halter , Raymonde Baltenweck , Valérie Cognat , Sylvaine Boissinot et al.

Phytopathology, 2023, 113 (9), pp.1745-1760. ⟨10.1094/PHYTO-12-22-0454-FI⟩

Article dans une revue hal-04292923v1
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PlantRNA 2.0: an updated database dedicated to tRNAs of photosynthetic eukaryotes

Valerie Cognat , Gael Pawlak , David Pflieger , Laurence Drouard

The Plant Journal, 2022, ⟨10.1111/tpj.15997⟩

Article dans une revue hal-03818480v1
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Atypical molecular features of RNA silencing against the phloem-restricted polerovirus TuYV

Marion Clavel , Esther Lechner , Marco Incarbone , Timothée Vincent , Valerie Cognat et al.

Nucleic Acids Research, 2021, 49 (19), pp.11274-11293. ⟨10.1093/nar/gkab802⟩

Article dans une revue hal-03379175v1
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Phylogenomic Classification and Biosynthetic Potential of the Fossil Fuel-Biodesulfurizing Rhodococcus Strain IGTS8

Dean Thompson , Valérie Cognat , Michael Goodfellow , Sandrine Koechler , Dimitri Heintz et al.

Frontiers in Microbiology, 2020, 11, ⟨10.3389/fmicb.2020.01417⟩

Article dans une revue hal-03024721v1
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Chromatin Organization in Early Land Plants Reveals an Ancestral Association between H3K27me3, Transposons, and Constitutive Heterochromatin

Sean A. Montgomery , Yasuhiro Tanizawa , Bence Galik , Nan Wang , Tasuku Ito et al.

Current Biology, 2020, 30 (4), pp.573-588.e7. ⟨10.1016/j.cub.2019.12.015⟩

Article dans une revue hal-03027023v1
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Epigenetic silencing of clustered tRNA genes in Arabidopsis

Guillaume Hummel , Alexandre Berr , Stéfanie Graindorge , Valérie Cognat , Elodie Ubrig et al.

Nucleic Acids Research, 2020, 48 (18), pp.10297-10312. ⟨10.1093/nar/gkaa766⟩

Article dans une revue hal-02988677v1
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The F-box-like protein FBL17 is a regulator of DNA-damage response and co-localizes with RETINOBLASTOMA RELATED 1 at DNA lesion sites

Naomie Gentric , Kinda Masoud , Robin P. Journot , Valerie Cognat , Marie-Edith Chaboute et al.

Plant Physiology, 2020, 183 (3), pp.1295-1305. ⟨10.1104/pp.20.00188⟩

Article dans une revue hal-02887053v1
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Photodamage repair pathways contribute to the accurate maintenance of the DNA methylome landscape upon UV exposure

Stefanie Graindorge , Valérie Cognat , Philippe Johann To Berens , Jerome Mutterer , Jean Molinier

PLoS Genetics, 2019, 15 (11), pp.e1008476. ⟨10.1371/journal.pgen.1008476⟩

Article dans une revue hal-02369650v1

Characterization of DCL4 missense alleles provides insights into its ability to process distinct classes of dsRNA substrates

Thomas Montavon , Yerim Kwon , Aude Zimmermann , Philippe Hamman , Timothée Vincent et al.

The Plant Journal, 2018, 95 (2), pp.204-218. ⟨10.1111/tpj.13941⟩

Article dans une revue hal-02302847v1

A specific dsRNA-binding protein complex selectively sequesters endogenous inverted-repeat siRNA precursors and inhibits their processing

Thomas Montavon , Yerim Kwon , Aude Zimmermann , Philippe Hammann , Timothée Vincent et al.

Nucleic Acids Research, 2017, 45 (3), pp.1330-1344. ⟨10.1093/nar/gkw1264⟩

Article dans une revue hal-01546918v1
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Polycytidylation of mitochondrial mRNAs in Chlamydomonas reinhardtii

Thalia Salinas-Giegé , Marina Cavaiuolo , Valérie Cognat , Elodie Ubrig , Claire Remacle et al.

Nucleic Acids Research, 2017, 45 (22), pp.12963-12973. ⟨10.1093/nar/gkx903⟩

Article dans une revue hal-02279060v1

A genome‐scale analysis of mRNA s targeting to plant mitochondria: upstream AUG s in 5' untranslated regions reduce mitochondrial association

Timothée Vincent , Audrey Vingadassalon , Elodie Ubrig , Kévin Azeredo , Ola Srour et al.

The Plant Journal, 2017, 92 (6), pp.1132-1142. ⟨10.1111/tpj.13749⟩

Article dans une revue hal-04735505v1
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The nuclear and organellar tRNA-derived RNA fragment population in Arabidopsis thaliana is hygly dynamic

V Cognat , Geoffrey Morelle , Cyrille Megel , Stéphanie Lalande , Jean Molinier et al.

Nucleic Acids Research, 2017, 45 (6), pp.3460-3472

Article dans une revue hal-02289590v1
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The nuclear and organellar tRNA-derived RNA fragment population in Arabidopsis thaliana is highly dynamic

Valerie Cognat , Geoffrey Morelle , Cyrille Megel , Stéphanie Lalande , Jean Molinier et al.

Nucleic Acids Research, 2017, 45 (6), pp.3460-3472. ⟨10.1093/nar/gkw1122⟩

Article dans une revue hal-05254663v1

DNA DAMAGE BINDING PROTEIN2 Shapes the DNA Methylation Landscape

Catherine Schalk , Stéphanie Drevensek , Amira Kramdi , Mohamed Kassam , Ikhlak Ahmed et al.

The Plant cell, 2016, 28 (9), pp.2043-2059. ⟨10.1105/tpc.16.00474⟩

Article dans une revue hal-01601904v1

Plant RNA, a database for tRNAs of photosynthetic eukaryotes

V. Cognat , G. Pawlak , A.M. Duchêne , M. Daujat , A. Gigant et al.

Nucleic Acids Research, 2013, 41, pp.273-279

Article dans une revue hal-01254041v1
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PlantRNA, a database for tRNAs of photosynthetic eukaryotes.

Valérie Cognat , Gaël Pawlak , Anne-Marie Duchêne , Magali Daujat , Anaïs Gigant et al.

Nucleic Acids Research, 2013, 41 (Database issue), ⟨10.1093/nar/gks935⟩

Article dans une revue hal-02304110v1
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Two microRNAs linked to nodule infection and nitrogen-fixing ability in the legume Lotus japonicus

Ana de Luis , Katharina Markmann , Valérie Cognat , Dennis B. Holt , Myriam Charpentier et al.

Plant Physiology, 2012, 160 (4), pp.2137-2154. ⟨10.1104/pp.112.204883⟩

Article dans une revue hal-00769539v1

Plant RNA, a database for tRNAs of photosynthetic eukaryotes.

V. Cognat , G. Pawlak , A.M. Duchêne , M. Daujat , A. Gigant et al.

Nucleic Acids Research, 2012, 41, pp.273-279

Article dans une revue hal-00769533v1

The Arabidopsis CUL4-DDB1 complex interacts with MSl1 and is required to maintain MEDEA parental imprinting

E. Dumbliauskas , E. Lechner , M. Jaciubek , A. Berr , M. Pazhouhandeh et al.

EMBO Journal, 2011, 30, pp.731-743

Article dans une revue hal-00568569v1

A global picture of tRNA genes in plant genomes

Morgane Michaud , Valérie Cognat , Anne-Marie Duchêne , Laurence Maréchal-Drouard

The Plant Journal, 2011, 66 (1), pp.80-93. ⟨10.1111/j.1365-313X.2011.04490.x⟩

Article dans une revue hal-02302886v1
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Post-transcriptional regulation of miR-27 in murine cytomegalovirus infection.

Amy H Buck , Jonathan Perot , Michael A Chisholm , Diwakar S Kumar , Lee Tuddenham et al.

RNA, 2010, 16 (2), pp.307-15. ⟨10.1261/rna.1819210⟩

Article dans une revue hal-00451207v1

Ribonucleotide reductase regulation in response to genotoxic stress in Arabidopsis.

H. Roa , Jérôme Lang , K.M. Culligan , M. Keller , S. Holec et al.

Plant Physiology, 2009, 151, pp.461-471

Article dans une revue hal-00430652v1
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Highly dynamic and sex-specific expression of microRNAs during early ES cell differentiation.

Constance Ciaudo , Nicolas Servant , Valérie Cognat , Alexis Sarazin , Emmanuelle Kieffer et al.

PLoS Genetics, 2009, 5 (8), pp.e1000620. ⟨10.1371/journal.pgen.1000620⟩

Article dans une revue inserm-00438642v1

Ribonucleotide reductase regulation in response to genotoxic stress in Arabidopsis

Hélène Roa , Julien Lang , Kevin M. Culligan , Murielle Keller , Sarah Holec et al.

Plant Physiology, 2009, 151, pp.461-471. ⟨10.1104/pp.109.140053⟩

Article dans une revue hal-02668637v1

Highly dynamic and sex-specific expression of microRNAs during early ES cell differentiation

C. Ciaudo , N. Servant , V. Cognat , A. Sarazin , E. Kieffer et al.

PLoS Genetics, 2009, 5, pp.1-13

Article dans une revue hal-00423061v1

SET DOMAIN GROUP25 Encodes a Histone Methyltransferase and Is Involved in FLOWERING LOCUS C Activation and Repression of Flowering.

A. Berr , L. Xu , J. Gao , V. Cognat , A. Steinmetz et al.

Plant Physiology, 2009, 151, pp.1476-1485

Article dans une revue hal-00430649v1

Steady-state levels of imported tRNAs in Chlamydomonas mitochondria are correlated with both cytosolic and mitochondrial codon usages

E. Vinogradova , T. Salinas , V. Cognat , C. Remacle , Laurence Maréchal-Drouard

Nucleic Acids Research, 2009, 37 (5), pp.1521-1528

Article dans une revue hal-00400280v1

The E2 ubiquitin-conjugating enzymes, AtUBC1 and AtUBC2, play redundant roles and are involved in activation of FLC expression and repression of flowering in Arabidopsis Thaliana.

L. Xu , R. Ménard , A. Berr , J. Fuchs , V. Cognat et al.

The Plant Journal, 2009, 57, pp.279-288

Article dans une revue hal-00367327v1

Degradation of a polyadenylated rRNA maturation by-product involves one of the three RRP6-like proteins in Arabidopsis thaliana.

H. Lange , S. Holec , V. Cognat , L. Pieuchot , M. Le Ret et al.

Molecular and Cellular Biology, 2008, 28, pp.3038-3044

Article dans une revue hal-00309545v1

On the evolution and expression of Chlamydomonas reinhardtii nucleus-encoded transfer RNA genes

Valérie Cognat , Jean-Marc Deragon , Elizaveta Vinogradova , Thalia Salinas , Claire Remacle et al.

Genetica, 2008, 179 (1), pp.113-123. ⟨10.1534/genetics.107.085688⟩

Article dans une revue hal-00309516v1

The Chlamydomonas genome reveals the evolution of key animal and plant functions.

Sabeeha S Merchant , Simon E Prochnik , Olivier Vallon , Elizabeth H Harris , Steven J Karpowicz et al.

Science, 2007, 318 (5848), pp.245-50. ⟨10.1126/science.1143609⟩

Article dans une revue hal-00198837v1

Mouse cytomegalovirus microRNAs dominate the cellular small RNA profile during lytic infection and show features of post-transcriptional regulation.

L. Dolken , J. Perot , V. Cognat , A. Alioua , M. John et al.

Journal of Virology, 2007, 81, pp.13771-13782

Article dans une revue hal-00194889v1

Mouse cytomegalovirus microRNAs dominate the cellular small RNA profile during lytic infection and show features of posttranscriptional regulation.

Lars Dölken , Jonathan Perot , Valerie Cognat , Abd El Malek Alioua , Matthias John et al.

Journal of Virology, 2007, 81 (24), ⟨10.1128/JVI.01313-07⟩

Article dans une revue hal-05256389v1

Phylogenetic analysis of isolates of Beet necrotic yellow vein virus collected worldwide

Audrey Schirmer , Didier Link , Valérie Cognat , Benoît Moury , Monique M. Beuve et al.

Journal of General Virology, 2005, 86 (10), pp.2897-2911. ⟨10.1099/vir.0.81167-0⟩

Article dans une revue hal-02683233v1
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Dual targeting is the rule for organellar aminoacyl-tRNA synthetases in Arabidopsis thaliana

Anne-Marie Duchêne , Anatoli Giritch , Beate B. Hoffmann , Valérie Cognat , Dominique Lancelin et al.

Proceedings of the National Academy of Sciences of the United States of America, 2005, 102 (45), pp.16484-16489. ⟨10.1073/pnas.0504682102⟩

Article dans une revue hal-02682201v1

Molecular and functional characterization of Arabidopsis Cullin 3A

M. Dieterle , A. Thomann , J.P. Renou , Y. Parmentier , V. Cognat et al.

The Plant Journal, 2004, 41 (3), pp.386-399. ⟨10.1111/j.1365-313X.2004.02302.x⟩

Article dans une revue hal-02678835v1

Plant E2F factors in cell cycle, development and DNA damage response

Frédéric Lincker , Hélène Roa , Julien Lang , Lenin Sanchez-Calderon , Ondrej Smetana et al.

Control of Cellular Physiology by E2F Transcription Factors, Research Signpost, 2008, 978-81-308-0230-5

Chapitre d'ouvrage hal-02823264v1