Expanding archaeal diversity and phylogeny: past, present, and future

G Tahon, P Geesink, TJG Ettema - Annual Review of …, 2021 - annualreviews.org
The discovery of the Archaea is a major scientific hallmark of the twentieth century. Since
then, important features of their cell biology, physiology, ecology, and diversity have been …

Inference and reconstruction of the heimdallarchaeial ancestry of eukaryotes

L Eme, D Tamarit, EF Caceres, CW Stairs, V De Anda… - Nature, 2023 - nature.com
In the ongoing debates about eukaryogenesis—the series of evolutionary events leading to
the emergence of the eukaryotic cell from prokaryotic ancestors—members of the Asgard …

[HTML][HTML] The symbiotic origin of the eukaryotic cell

P López-García, D Moreira - Comptes …, 2023 - comptes-rendus.academie-sciences …
Résumé L'eucaryogenèse représente une transition évolutive majeure qui a conduit à
l'émergence de cellules complexes à partir d'ancêtres plus simples. Pendant plusieurs …

Three families of Asgard archaeal viruses identified in metagenome-assembled genomes

S Medvedeva, J Sun, N Yutin, EV Koonin… - Nature …, 2022 - nature.com
Asgardarchaeota harbour many eukaryotic signature proteins and are widely considered to
represent the closest archaeal relatives of eukaryotes. Whether similarities between Asgard …

Unique mobile elements and scalable gene flow at the prokaryote–eukaryote boundary revealed by circularized Asgard archaea genomes

F Wu, DR Speth, A Philosof, A Crémière… - Nature …, 2022 - nature.com
Eukaryotic genomes are known to have garnered innovations from both archaeal and
bacterial domains but the sequence of events that led to the complex gene repertoire of …

Asgard archaea modulate potential methanogenesis substrates in wetland soil

LE Valentin-Alvarado, KE Appler, V De Anda… - Nature …, 2024 - nature.com
The roles of Asgard archaea in eukaryogenesis and marine biogeochemical cycles are well
studied, yet their contributions in soil ecosystems remain unknown. Of particular interest are …

Actin cytoskeleton and complex cell architecture in an Asgard archaeon

T Rodrigues-Oliveira, F Wollweber, RI Ponce-Toledo… - Nature, 2023 - nature.com
Asgard archaea are considered to be the closest known relatives of eukaryotes. Their
genomes contain hundreds of eukaryotic signature proteins (ESPs), which inspired …

A closed Candidatus Odinarchaeum chromosome exposes Asgard archaeal viruses

D Tamarit, EF Caceres, M Krupovic, R Nijland… - Nature …, 2022 - nature.com
Asgard archaea have recently been identified as the closest archaeal relatives of
eukaryotes. Their ecology, and particularly their virome, remain enigmatic. We reassembled …

Integrating phylogenetics with intron positions illuminates the origin of the complex spliceosome

J Vosseberg, D Stolker… - … Biology and Evolution, 2023 - academic.oup.com
Eukaryotic genes are characterized by the presence of introns that are removed from pre-
mRNA by a spliceosome. This ribonucleoprotein complex is comprised of multiple RNA …

Complete genomes of Asgard archaea reveal diverse integrated and mobile genetic elements

LE Valentin-Alvarado, LD Shi, KE Appler… - Genome …, 2024 - genome.cshlp.org
Asgard archaea are of great interest as the progenitors of Eukaryotes, but little is known
about the mobile genetic elements (MGEs) that may shape their ongoing evolution. Here, we …