Plant organellar genomes: much done, much more to do

J Wang, S Kan, X Liao, J Zhou, LR Tembrock… - Trends in plant …, 2024 - cell.com
Plastids and mitochondria are the only organelles that possess genomes of endosymbiotic
origin. In recent decades, advances in sequencing technologies have contributed to a …

Mitochondrial genomes revisited: why do different lineages retain different genes?

A Butenko, J Lukeš, D Speijer, JG Wideman - BMC biology, 2024 - Springer
The mitochondria contain their own genome derived from an alphaproteobacterial
endosymbiont. From thousands of protein-coding genes originally encoded by their …

Genome copy number predicts extreme evolutionary rate variation in plant mitochondrial DNA

KD Zwonitzer, LG Tressel, Z Wu… - Proceedings of the …, 2024 - National Acad Sciences
Nuclear and organellar genomes can evolve at vastly different rates despite occupying the
same cell. In most bilaterian animals, mitochondrial DNA (mtDNA) evolves faster than …

Incompatibility and interchangeability in molecular evolution

DB Sloan, JM Warren, AM Williams… - Genome Biology and …, 2023 - academic.oup.com
There is remarkable variation in the rate at which genetic incompatibilities in molecular
interactions accumulate. In some cases, minor changes—even single-nucleotide …

Photosynthetic demands on translational machinery drive retention of redundant tRNA metabolism in plant organelles

RA DeTar, JM Chustecki, A Martinez-Hottovy… - Proceedings of the …, 2024 - pnas.org
Eukaryotic nuclear genomes often encode distinct sets of translation machinery for function
in the cytosol vs. organelles (mitochondria and plastids). This raises questions about why …

Chromosome-Level Genome Assembly for the Angiosperm Silene conica

PD Fields, MM Weber, G Waneka… - Genome Biology and …, 2023 - academic.oup.com
The angiosperm genus Silene has been the subject of extensive study in the field of ecology
and evolution, but the availability of high-quality reference genome sequences has been …

Aminoacyl-tRNA synthetase evolution within the dynamic tripartite translation system of plant cells

DB Sloan, RA DeTar, JM Warren - Genome Biology and …, 2023 - academic.oup.com
Eukaryotes maintain separate protein translation systems for nuclear and organellar genes,
including distinct sets of tRNAs and aminoacyl-tRNA synthetases (aaRSs). In animals …

Evolution and maintenance of mtDNA gene content across eukaryotes

S Veeraragavan, M Johansen… - Biochemical …, 2024 - portlandpress.com
Across eukaryotes, most genes required for mitochondrial function have been transferred to,
or otherwise acquired by, the nucleus. Encoding genes in the nucleus has many …

Investigating the Role of Mitochondria in Metabolic Dysfunction Associated Steatohepatitis

J Nichols - 2024 - search.proquest.com
Metabolic dysfunction associated steatotic liver disease (MASLD) is a worldwide problem,
affecting more than 20% of the population. As poor diet and sedentary lifestyles become …

Photosynthesis drives retention of bacterial-like tRNA metabolism in plant organelles

RA DeTar, J Chustecki, A Martinez-Hottovy, LF Cerrioti… - bioRxiv, 2023 - biorxiv.org
Eukaryotic nuclear genomes often encode distinct sets of protein translation machinery for
function in the cytosol vs. organelles (mitochondria and plastids). This phenomenon raises …