Molluscan mitochondrial genomes break the rules

F Ghiselli, A Gomes-dos-Santos… - … of the Royal …, 2021 - royalsocietypublishing.org
The first animal mitochondrial genomes to be sequenced were of several vertebrates and
model organisms, and the consistency of genomic features found has led to a 'textbook …

Did doubly uniparental inheritance (DUI) of mtDNA originate as a cytoplasmic male sterility (CMS) system?

S Breton, DT Stewart, J Brémaud, JC Havird… - …, 2022 - Wiley Online Library
Animal and plant species exhibit an astonishing diversity of sexual systems, including
environmental and genetic determinants of sex, with the latter including genetic material in …

Evidence of multiple genome duplication events in Mytilus evolution

A Corrochano-Fraile, A Davie, S Carboni, M Bekaert - BMC genomics, 2022 - Springer
Background Molluscs remain one significantly under-represented taxa amongst available
genomic resources, despite being the second-largest animal phylum and the recent …

Mitonuclear compatibility is maintained despite relaxed selection on male mitochondrial DNA in bivalves with doubly uniparental inheritance

CH Smith, R Mejia-Trujillo, JC Havird - Evolution, 2024 - academic.oup.com
Mitonuclear coevolution is common in eukaryotes, but bivalve lineages that have doubly
uniparental inheritance (DUI) of mitochondria may be an interesting example. In this system …

Bivalves as emerging model systems to study the mechanisms and evolution of sex determination: a genomic point of view

F Nicolini, F Ghiselli, A Luchetti… - Genome Biology and …, 2023 - academic.oup.com
Bivalves are a diverse group of molluscs that have recently attained a central role in plenty
of biological research fields, thanks to their peculiar life history traits. Here, we propose that …

Relaxed selection on male mitochondrial genes in DUI bivalves eases the need for mitonuclear coevolution

GP Maeda, M Iannello, HJ McConie… - Journal of …, 2021 - academic.oup.com
Mitonuclear coevolution is an important prerequisite for efficient energy production in
eukaryotes. However, many bivalve taxa experience doubly uniparental inheritance (DUI) …

No evidence of DUI in the Mediterranean alien species Brachidontes pharaonis (P. Fisher, 1870) despite mitochondrial heteroplasmy

M Lubośny, B Śmietanka, M Arculeo, A Burzyński - Scientific Reports, 2022 - nature.com
Two genetically different mitochondrial haplogroups of Brachidontes pharaonis (p-distance
6.8%) have been identified in the Mediterranean Sea. This hinted at a possible presence of …

Bivalve molluscs as model systems for studying mitochondrial biology

F Ghiselli, M Iannello, G Piccinini… - Integrative and …, 2021 - academic.oup.com
The class Bivalvia is a highly successful and ancient taxon including∼ 25,000 living
species. During their long evolutionary history bivalves adapted to a wide range of …

A tale of two paths: The evolution of mitochondrial recombination in bivalves with doubly uniparental inheritance

CH Smith, BJ Pinto, M Kirkpatrick, DM Hillis… - Journal of …, 2023 - academic.oup.com
In most animals, mitochondrial DNA is strictly maternally inherited and non-recombining.
One exception to this pattern is called doubly uniparental inheritance (DUI), a phenomenon …

The longest mitochondrial protein in metazoans is encoded by the male-transmitted mitogenome of the bivalve Scrobicularia plana

M Tassé, T Choquette, A Angers… - Biology …, 2022 - royalsocietypublishing.org
Cytochrome c oxidase subunit II (COX2) is one of the three mitochondrially encoded
proteins of the complex IV of the respiratory chain that catalyses the reduction of oxygen to …