Results 21 to 30 of about 108,124 (355)

Taxis in archaea [PDF]

open access: yesEmerging Topics in Life Sciences, 2018
Microorganisms can move towards favorable growth conditions as a response to environmental stimuli. This process requires a motility structure and a system to direct the movement. For swimming motility, archaea employ a rotating filament, the archaellum.
Tessa E.F. Quax   +2 more
openaire   +5 more sources

Transcription in Archaea [PDF]

open access: yesProceedings of the National Academy of Sciences, 1999
Using the sequences of all the known transcription-associated proteins from Bacteria and Eucarya (a total of 4,147), we have identified their homologous counterparts in the four complete archaeal genomes. Through extensive sequence comparisons, we establish the presence of 280 predicted transcription factors or transcription-associated ...
Nikos C. Kyrpides, Christos A. Ouzounis
openaire   +3 more sources

Genome-resolved metagenomics reveals site-specific diversity of episymbiotic CPR bacteria and DPANN archaea in groundwater ecosystems

open access: yesNature Microbiology, 2021
Candidate phyla radiation (CPR) bacteria and DPANN archaea are unisolated, small-celled symbionts that are often detected in groundwater. The effects of groundwater geochemistry on the abundance, distribution, taxonomic diversity and host association of ...
Christine He   +6 more
semanticscholar   +1 more source

Bioenergetics of the Archaea [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 1999
SUMMARYIn the late 1970s, on the basis of rRNA phylogeny, Archaea (archaebacteria) was identified as a distinct domain of life besides Bacteria (eubacteria) and Eucarya. Though forming a separate domain, archaea display an enormous diversity of lifestyles and metabolic capabilities. Many archaeal species are adapted to extreme environments with respect
Günter Schäfer   +2 more
openaire   +3 more sources

The Cell Biology of Archaea

open access: yesNature Microbiology, 2022
The past decade has revealed the diversity and ubiquity of archaea in nature, with a growing number of studies highlighting their importance in ecology, biotechnology and even human health.
Marleen van Wolferen   +4 more
semanticscholar   +1 more source

Symbiosis between Candidatus Patescibacteria and Archaea Discovered in Wastewater-Treating Bioreactors

open access: yesmBio, 2022
One highly diverse phylogenetic group of Bacteria, Ca. Patescibacteria, remains poorly understood, but, from the few cultured representatives and metagenomic investigations, they are thought to live symbiotically or parasitically with other bacteria or ...
Kyohei Kuroda   +6 more
semanticscholar   +1 more source

The archaeal KEOPS complex possesses a functional Gon7 homolog and has an essential function independent of the cellular t6A modification level

open access: yesmLife, 2023
Kinase, putative Endopeptidase, and Other Proteins of Small size (KEOPS) is a multisubunit protein complex conserved in eukaryotes and archaea.
Pengju Wu   +8 more
doaj   +1 more source

Scale-up of biomass production by Methanococcus maripaludis

open access: yesFrontiers in Microbiology, 2022
The development of a sustainable energy economy is one of the great challenges in the current times of climate crisis and growing energy demands. Industrial production of the fifth-generation biofuel methane by microorganisms has the potential to become ...
Hayk Palabikyan   +8 more
doaj   +1 more source

An improved Greengenes taxonomy with explicit ranks for ecological and evolutionary analyses of bacteria and archaea

open access: yesThe ISME Journal, 2011
Reference phylogenies are crucial for providing a taxonomic framework for interpretation of marker gene and metagenomic surveys, which continue to reveal novel species at a remarkable rate.
Daniel McDonald   +8 more
semanticscholar   +1 more source

Hyperthermophilic methanogenic archaea act as high-pressure CH4 cell factories

open access: yesCommunications Biology, 2021
Mauerhofer et al. examine 80 species of methanogenic archaea at high pressures and evaluate growth and methane production, identifying Methanotorris igneus and Methanocaldococcoccus jannaschii as high-pressure methane cell factories.
Lisa-Maria Mauerhofer   +9 more
doaj   +1 more source

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