Mitochondrial RNA maturation

ZM Chrzanowska-Lightowlers, RN Lightowlers - RNA biology, 2024 - Taylor & Francis
The vast majority of oxygen-utilizing eukaryotes need to express their own mitochondrial
genome, mtDNA, to survive. In comparison to size of their nuclear genome, mtDNA is …

Advances in euglenoid genomics: unravelling the fascinating biology of a complex clade

O Fields, MJ Hammond, X Xu, EC O'Neill - Trends in Genetics, 2024 - cell.com
Euglenids have long been studied due to their unique physiology and versatile metabolism,
providing underpinnings for much of our understanding of photosynthesis and biochemistry …

Recent expansion of metabolic versatility in Diplonema papillatum, the model species of a highly speciose group of marine eukaryotes

M Valach, S Moreira, C Petitjean, C Benz, A Butenko… - BMC biology, 2023 - Springer
Background Diplonemid flagellates are among the most abundant and species-rich of
known marine microeukaryotes, colonizing all habitats, depths, and geographic regions of …

Water masses shape pico-nano eukaryotic communities of the Weddell Sea

O Flegontova, P Flegontov, N Jachníková… - Communications …, 2023 - nature.com
Polar oceans belong to the most productive and rapidly changing environments, yet our
understanding of this fragile ecosystem remains limited. Here we present an analysis of a …

Miniature RNAs are embedded in an exceptionally protein-rich mitoribosome via an elaborate assembly pathway

M Valach, C Benz, LC Aguilar, O Gahura… - Nucleic Acids …, 2023 - academic.oup.com
The mitochondrial ribosome (mitoribosome) has diverged drastically from its evolutionary
progenitor, the bacterial ribosome. Structural and compositional diversity is particularly …

Distribution patterns of benthic protist communities depending on depth revealed by environmental sequencing—from the sublittoral to the deep sea

M Dünn, H Arndt - Microorganisms, 2023 - mdpi.com
Protists are key components of the microbial food web in marine pelagic systems because
they link algal and bacterial production to higher trophic levels. However, their functioning …

Massive accumulation of strontium and barium in diplonemid protists

J Pilátová, D Tashyreva, J Týč, M Vancová… - Mbio, 2023 - Am Soc Microbiol
Barium and strontium are often used as proxies of marine productivity in
palaeoceanographic reconstructions of global climate. However, long-searched biological …

Delineating transitions during the evolution of specialised peroxisomes: Glycosome formation in kinetoplastid and diplonemid protists

D Andrade-Alviárez, AD Bonive-Boscan… - Frontiers in Cell and …, 2022 - frontiersin.org
One peculiarity of protists belonging to classes Kinetoplastea and Diplonemea within the
phylum Euglenozoa is compartmentalisation of most glycolytic enzymes within peroxisomes …

Gazing into the abyss: A glimpse into the diversity, distribution, and behaviour of heterotrophic protists from the deep‐sea floor

LR Cadena, V Edgcomb, J Lukeš - Environmental Microbiology, 2024 - Wiley Online Library
The benthic biome of the deep‐sea floor, one of the largest biomes on Earth, is dominated
by diverse and highly productive heterotrophic protists, second only to prokaryotes in terms …

Ultrastructure and 3D reconstruction of a diplonemid protist (Diplonemea) and its novel membranous organelle

D Tashyreva, J Týč, A Horák, J Lukeš - Mbio, 2023 - Am Soc Microbiol
ABSTRACT Although diplonemid protists (Diplonemea, Euglenozoa) are among the most
species-rich microeukaryotes in the ocean, many ultrastructural features of this lineage …