Results 91 to 100 of about 200,428 (300)

Electron cryo-microscopy reveals the structure of the archaeal thread filament

open access: yesNature Communications, 2022
Pili are filamentous appendages on the surface of bacteria and archaea, and play roles in multiple processes such as adhesion, motility and horizontal gene transfer. Here, Gaines et al. describe the structure of a new type of pilus, termed ‘thread’, from
Matthew C. Gaines   +10 more
doaj   +1 more source

A creature with a hundred waggly tails: intrinsically disordered proteins in the ribosome [PDF]

open access: yes, 2013
This article is made available for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source.
Dunker, A. Keith   +6 more
core   +2 more sources

Lipid Biology of Archaea

open access: yesArchaea, 2012
Today, there is increasing awareness of the multiple dynamic roles of lipids in cell life. Knowing how lipid molecular species are organized, interact with proteins, and change with environmental stress and metabolic state is crucial to understanding the membrane structure and the cellular functions. The present view of lipid biology arises from
Angela Corcelli   +2 more
openaire   +4 more sources

Ammonia Oxidation by the Arctic Terrestrial Thaumarchaeote Candidatus Nitrosocosmicus arcticus Is Stimulated by Increasing Temperatures

open access: yesFrontiers in Microbiology, 2019
Climate change is causing arctic regions to warm disproportionally faster than those at lower latitudes, leading to alterations in carbon and nitrogen cycling, and potentially higher greenhouse gas emissions.
Ricardo J. Eloy Alves   +9 more
doaj   +1 more source

Uncovering the temporal dynamics and regulatory networks of thermal stress response in a hyperthermophile using transcriptomics and proteomics

open access: yesmBio, 2023
Facing rapid fluctuations in their natural environment, extremophiles, like the hyperthermophilic archaeon Pyrococcus furiosus, exhibit remarkable adaptability to extreme conditions.
Felix Grünberger   +9 more
doaj   +1 more source

Genomic diversity, lifestyles and evolutionary origins of DPANN archaea

open access: yesFEMS Microbiology Letters, 2019
Archaea-a primary domain of life besides Bacteria-have for a long time been regarded as peculiar organisms that play marginal roles in biogeochemical cycles.
Nina Dombrowski   +4 more
semanticscholar   +1 more source

Diffuse flow environments within basalt- and sediment-based hydrothermal vent ecosystems harbor specialized microbial communities [PDF]

open access: yes, 2013
Hydrothermal vents differ both in surface input and subsurface geochemistry. The effects of these differences on their microbial communities are not clear.
Campbell, Barbara J.   +6 more
core   +3 more sources

The archaellum: how archaea swim [PDF]

open access: yesFrontiers in Microbiology, 2015
Recent studies on archaeal motility have shown that the archaeal motility structure is unique in several aspects. Although it fulfills the same swimming function as the bacterial flagellum, it is evolutionarily and structurally related to the type IV pilus.
Sonja-Verena Albers   +2 more
openaire   +5 more sources

Development of a Prokaryotic Universal Primer for Simultaneous Analysis of Bacteria and Archaea Using Next-Generation Sequencing

open access: yesPLoS ONE, 2014
For the analysis of microbial community structure based on 16S rDNA sequence diversity, sensitive and robust PCR amplification of 16S rDNA is a critical step. To obtain accurate microbial composition data, PCR amplification must be free of bias; however,
Shunsuke Takahashi   +4 more
semanticscholar   +1 more source

Structural Analysis of Polarizing Indels Argues the Root of the Tree of Life is Near the Chloroflexi [PDF]

open access: yes, 2009
Determining which branches of the tree of life have derived features narrows down the possible location of the root. Currently the polarization of indels done by Lake _et al_.^1-5^ and the polarizing transitions of Cavalier-Smith^6^ arrive at ...
Philip E. Bourne, Ruben E. Valas
core   +2 more sources

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