Results 21 to 30 of about 1,209 (144)

Revolving ATPase motors as asymmetrical hexamers in translocating lengthy dsDNA via conformational changes and electrostatic interactions in phi29, T7, herpesvirus, mimivirus, E. coli, and Streptomyces

open access: yesExploration, Volume 3, Issue 2, April 2023., 2023
The revolving DNA motors of ATPase have been found in viruses (phi29, T7, herpesvirus, and mimivirus) and bacteria (E. coli and Streptomyces). The motors made of asymmetrical 6 subunits translocate lengthy double‐stranded (ds)DNA. The dsDNA is moved in a circular motion around the inner surface of the motor channel subunits.
Tao Weitao   +2 more
wiley   +1 more source

Covariance of Marine Nucleocytoplasmic Large DNA Viruses with Eukaryotic Plankton Communities in the Sub-Arctic Kongsfjorden Ecosystem: A Metagenomic Analysis of Marine Microbial Ecosystems

open access: yesMicroorganisms, 2023
Nucleocytoplasmic large DNA viruses (NCLDVs) infect various marine eukaryotes. However, little is known about NCLDV diversity and their relationships with eukaryotic hosts in marine environments, the elucidation of which will advance the current ...
Kang Eun Kim   +7 more
doaj   +1 more source

Metabolic reconstruction of the near complete microbiome of the model sponge Ianthella basta

open access: yesEnvironmental Microbiology, Volume 25, Issue 3, Page 646-660, March 2023., 2023
Abstract Many marine sponges host highly diverse microbiomes that contribute to various aspects of host health. Although the putative function of individual groups of sponge symbionts has been increasingly described, the extreme diversity has generally precluded in‐depth characterization of entire microbiomes, including identification of syntrophic ...
Joan Pamela Engelberts   +7 more
wiley   +1 more source

Identification and Genomic Characterization of Anelloviruses in Patients with Chronic Lymphocytic Leukemia

open access: yesJournal of Clinical Pharmacy and Therapeutics, Volume 2023, Issue 1, 2023., 2023
Purpose. Metagenomics has revealed that, in addition to the digestive tract, certain viruses are also commonly found in human blood. In order to explore and monitor potential novel viruses, three serum samples of patients with chronic lymphocytic leukemia were collected at the No. 2 People’s Hospital of Changshu City, China. Materials and Methods.
Tingwang Jiang   +7 more
wiley   +1 more source

Tracing the Origin of Genotype II African Swine Fever Virus in China by Genomic Epidemiology Analysis

open access: yesTransboundary and Emerging Diseases, Volume 2023, Issue 1, 2023., 2023
The pandemic spread of African swine fever (ASF) has caused serious effects on the global pig industry. Virus genome sequencing and genomic epidemiology analysis play an important role in tracking the outbreaks of the disease and tracing the transmission of the virus.
Yong Zhang   +23 more
wiley   +1 more source

Metagenomic Analysis of Virus Diversity and Relative Abundance in a Eutrophic Freshwater Harbour

open access: yesViruses, 2019
Aquatic viruses have been extensively studied over the past decade, yet fundamental aspects of freshwater virus communities remain poorly described. Our goal was to characterize virus communities captured in the >0.22 µm size-fraction seasonally ...
Christine N. Palermo   +3 more
doaj   +1 more source

Lateral Gene Transfer Between Protozoa-Related Giant Viruses of Family Mimiviridae and Chlamydiae [PDF]

open access: yesEvolutionary Bioinformatics, 2018
Obligate intracellular chlamydiae diverged into pathogenic and environmental chlamydiae 0.7-1.4 billion years ago. While pathogenic chlamydiae have adapted to a wide range of vertebrates, environmental chlamydiae inhabit unicellular amoebae, the free-living Acanthamoeba. However, how and why this divergence occurred remains unclear.
Watanabe, Takanori   +6 more
openaire   +3 more sources

Isolation and complete genome sequencing of Mimivirus bombay, a Giant Virus in sewage of Mumbai, India

open access: yesGenomics Data, 2016
We report the isolation and complete genome sequencing of a new Mimiviridae family member, infecting Acanthamoeba castellanii, from sewage in Mumbai, India. The isolated virus has a particle size of about 435 nm and a 1,182,200-bp genome.
Anirvan Chatterjee   +3 more
doaj   +1 more source

Virophages Found in Viromes from Lake Baikal

open access: yesBiomolecules, 2023
In this study, a previously little-studied group of viruses—virophages—was searched for and identified in the viromes of the ancient oligotrophic Lake Baikal.
Sergey Anatoljevich Potapov   +1 more
doaj   +1 more source

Genomic comparison of closely related Giant Viruses supports an accordion-like model of evolution.

open access: yesFrontiers in Microbiology, 2015
Genome gigantism occurs so far in Phycodnaviridae and Mimiviridae (order Megavirales). Origin and evolution of these Giant Viruses (GVs) remain open questions.
Jonathan eFilée
doaj   +1 more source

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