Search Results - "Jeudy, Sandra"
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In-depth study of Mollivirus sibericum, a new 30,000-y-old giant virus infecting Acanthamoeba
Published in Proceedings of the National Academy of Sciences - PNAS (22-09-2015)“…Acanthamoeba species are infected by the largest known DNA viruses. These include icosahedral Mimiviruses, amphora-shaped Pandoraviruses, and Pithovirus…”
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Thirty-thousand-year-old distant relative of giant icosahedral DNA viruses with a pandoravirus morphology
Published in Proceedings of the National Academy of Sciences - PNAS (18-03-2014)“…The largest known DNA viruses infect Acanthamoeba and belong to two markedly different families. The Megaviridae exhibit pseudo-icosahedral virions up to 0.7…”
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Diversity and evolution of the emerging Pandoraviridae family
Published in Nature communications (11-06-2018)“…With DNA genomes reaching 2.5 Mb packed in particles of bacterium-like shape and dimension, the first two Acanthamoeba-infecting pandoraviruses remained up to…”
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Evolution of giant pandoravirus revealed by CRISPR/Cas9
Published in Nature communications (26-01-2023)“…Giant viruses (GVs) are a hotspot of unresolved controversies since their discovery, including the definition of “Virus” and their origin. While increasing…”
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Complex transcriptional regulations of a hyperparasitic quadripartite system in giant viruses infecting protists
Published in Nature communications (09-10-2024)“…Hyperparasitism is a common pattern in nature that is not limited to cellular organisms. Giant viruses infecting protists can be hyperparasitized by smaller…”
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The DNA methylation landscape of giant viruses
Published in Nature communications (27-05-2020)“…DNA methylation is an important epigenetic mark that contributes to various regulations in all domains of life. Giant viruses are widespread dsDNA viruses with…”
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Noumeavirus replication relies on a transient remote control of the host nucleus
Published in Nature communications (21-04-2017)“…Acanthamoeba are infected by a remarkable diversity of large dsDNA viruses, the infectious cycles of which have been characterized using genomics,…”
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Genome of Phaeocystis globosa virus PgV-16T highlights the common ancestry of the largest known DNA viruses infecting eukaryotes
Published in Proceedings of the National Academy of Sciences - PNAS (25-06-2013)“…Large dsDNA viruses are involved in the population control of many globally distributed species of eukaryotic phytoplankton and have a prominent role in bloom…”
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Pandoravirus Celtis Illustrates the Microevolution Processes at Work in the Giant Pandoraviridae Genomes
Published in Frontiers in microbiology (08-03-2019)“…With genomes of up to 2.7 Mb propagated in μm-long oblong particles and initially predicted to encode more than 2000 proteins, members of the family display…”
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Giant Mimiviridae CsCl Purification Protocol
Published in Bio-protocol (20-11-2020)“…While different giant viruses' purification protocols are available, they are not fully described and they use sucrose gradient that does not reach an…”
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Crystal Structure of Nucleoporin Nic96 Reveals a Novel, Intricate Helical Domain Architecture
Published in The Journal of biological chemistry (30-11-2007)“…The nuclear pore complex (NPC) is an elaborate protein machine that mediates macromolecular transport across the nuclear envelope in all eukaryotes. The NPC is…”
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Structural and Functional Studies of Nup107/Nup133 Interaction and Its Implications for the Architecture of the Nuclear Pore Complex
Published in Molecular cell (20-06-2008)“…Nuclear pore complexes (NPCs) are 40–60 MDa protein assemblies embedded in the nuclear envelope of eukaryotic cells. NPCs exclusively mediate all transport…”
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Translation in giant viruses: a unique mixture of bacterial and eukaryotic termination schemes
Published in PLoS genetics (01-12-2012)“…Mimivirus and Megavirus are the best characterized representatives of an expanding new family of giant viruses infecting Acanthamoeba. Their most distinctive…”
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Dissecting the Unique Nucleotide Specificity of Mimivirus Nucleoside Diphosphate Kinase
Published in Journal of Virology (15-07-2009)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Escherichia coli ykfE ORFan Gene Encodes a Potent Inhibitor of C-type Lysozyme
Published in The Journal of biological chemistry (25-05-2001)“…The complete nucleotide sequences of over 37 microbial and three eukaryote genomes are already publicly available, and more sequencing is in progress. Despite…”
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Preliminary crystallographic analysis of a possible transcription factor encoded by the mimivirus L544 gene
Published in Acta crystallographica. Section F, Structural biology and crystallization communications (01-08-2011)“…Mimivirus is the prototype of a new family (the Mimiviridae) of nucleocytoplasmic large DNA viruses (NCLDVs), which already include the Poxviridae,…”
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A Puzzling Anomaly in the 4-Mer Composition of the Giant Pandoravirus Genomes Reveals a Stringent New Evolutionary Selection Process
Published in Journal of virology (01-12-2019)“…is a rapidly growing family of giant viruses, all of which have been isolated using laboratory strains of The genomes of 10 distinct strains have been fully…”
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Virus-encoded histone doublets are essential and form nucleosome-like structures
Published in Cell (05-08-2021)“…The organization of genomic DNA into defined nucleosomes has long been viewed as a hallmark of eukaryotes. This paradigm has been challenged by the…”
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The rare sugar N-acetylated viosamine is a major component of Mimivirus fibers
Published in The Journal of biological chemistry (05-05-2017)“…The giant virus Mimivirus encodes an autonomous glycosylation system that is thought to be responsible for the formation of complex and unusual glycans…”
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Exploration of the propagation of transpovirons within Mimiviridae reveals a unique example of commensalism in the viral world
Published in The ISME Journal (01-03-2020)“…Acanthamoeba -infecting Mimiviridae are giant viruses with dsDNA genome up to 1.5 Mb. They build viral factories in the host cytoplasm in which the…”
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