[HTML][HTML] Determinants and outcomes of mitochondrial dynamics

R Quintana-Cabrera, L Scorrano - Molecular Cell, 2023 - cell.com
Mitochondria are not only central organelles in metabolism and energy conversion but are
also platforms for cellular signaling cascades. Classically, the shape and ultrastructure of …

Mitochondrial dynamics at different levels: from cristae dynamics to interorganellar cross talk

AK Kondadi, AS Reichert - Annual Review of Biophysics, 2024 - annualreviews.org
Mitochondria are essential organelles performing important cellular functions ranging from
bioenergetics and metabolism to apoptotic signaling and immune responses. They are …

Mitochondrial membrane proteins and VPS35 orchestrate selective removal of mtDNA

A Sen, S Kallabis, F Gaedke, C Jüngst, J Boix… - Nature …, 2022 - nature.com
Understanding the mechanisms governing selective turnover of mutation-bearing mtDNA is
fundamental to design therapeutic strategies against mtDNA diseases. Here, we show that …

Real-time assessment of mitochondrial DNA heteroplasmy dynamics at the single-cell level

R Roussou, D Metzler, F Padovani, F Thoma… - The EMBO …, 2024 - embopress.org
Mitochondrial DNA (mtDNA) is present in multiple copies within cells and is required for
mitochondrial ATP generation. Even within individual cells, mtDNA copies can differ in their …

In situ architecture of Opa1-dependent mitochondrial cristae remodeling

MY Fry, PP Navarro, P Hakim, VY Ananda, X Qin… - The EMBO …, 2024 - embopress.org
Cristae membrane state plays a central role in regulating mitochondrial function and cellular
metabolism. The protein Optic atrophy 1 (Opa1) is an important crista remodeler that exists …

[HTML][HTML] Collective mitochondrial dynamics resolve conflicting cellular tensions: From plants to general principles

JM Chustecki, IG Johnston - Seminars in Cell & Developmental Biology, 2024 - Elsevier
Mitochondria play diverse and essential roles in eukaryotic cells, and plants are no
exception. Plant mitochondria have several differences from their metazoan and fungal …

The mitochondrial citrate carrier SLC25A1 regulates metabolic reprogramming and morphogenesis in the develo** heart

C Ohanele, JN Peoples, A Karlstaedt, JT Geiger… - Communications …, 2024 - nature.com
The develo** mammalian heart undergoes an important metabolic shift from glycolysis
towards mitochondrial oxidation that is critical to support the increasing energetic demands …

Protein moonlighting by a target gene dominates phenotypic divergence of the Sef1 transcriptional regulatory network in yeasts

PC Hsu, TC Lu, PH Hung, JY Leu - Nucleic Acids Research, 2024 - academic.oup.com
Transcriptional rewiring generates phenotypic novelty, acting as an important mechanism
contributing to evolutionary development, speciation, and adaptation in all organisms. The …

DarT-mediated mtDNA damage induces dynamic reorganization and selective segregation of mitochondria

N Dua, A Seshadri, A Badrinarayanan - Journal of Cell Biology, 2022 - rupress.org
Mitochondria are dynamic organelles that play essential roles in cell growth and survival.
Processes of fission and fusion are critical for the distribution, segregation, and maintenance …

Mitochondrial DNA breaks activate an integrated stress response to reestablish homeostasis

Y Fu, O Sacco, E DeBitetto, E Kanshin, B Ueberheide… - Molecular cell, 2023 - cell.com
Mitochondrial DNA double-strand breaks (mtDSBs) lead to the degradation of circular
genomes and a reduction in copy number; yet, the cellular response in human cells remains …