Mitochondrial complexome and import network

F den Brave, U Schulte, B Fakler, N Pfanner… - Trends in Cell Biology, 2024 - cell.com
Mitochondria perform crucial functions in cellular metabolism, protein and lipid biogenesis,
quality control, and signaling. The systematic analysis of protein complexes and interaction …

Emerging mechanisms in the redox regulation of mitochondrial cytochrome c oxidase assembly and function

S Povea-Cabello, M Brischigliaro… - Biochemical Society …, 2024 - portlandpress.com
In eukaryotic cells, mitochondria perform cellular respiration through a series of redox
reactions ultimately reducing molecular oxygen to water. The system responsible for this …

Reactive oxygen species control protein degradation at the mitochondrial import gate

R McMinimy, AG Manford, CL Gee, S Chandrasekhar… - Molecular Cell, 2024 - cell.com
While reactive oxygen species (ROS) have long been known to drive aging and
neurodegeneration, their persistent depletion below basal levels also disrupts organismal …

Characterizing age-related changes in intact mitochondrial proteoforms in murine hearts using quantitative top-down proteomics

A Ramirez-Sagredo, AT Sunny, KA Cupp-Sutton… - Clinical Proteomics, 2024 - Springer
Abstract Background Cardiovascular diseases (CVDs) are the leading cause of death
worldwide, and the prevalence of CVDs increases markedly with age. Due to the high …

Mtfp1 ablation enhances mitochondrial respiration and protects against hepatic steatosis

C Patitucci, JD Hernández-Camacho, E Vimont… - Nature …, 2023 - nature.com
Hepatic steatosis is the result of imbalanced nutrient delivery and metabolism in the liver
and is the first hallmark of Metabolic dysfunction-associated steatotic liver disease (MASLD) …

Reduced Protein Import via TIM23 SORT Drives Disease Pathology in TIMM50-Associated Mitochondrial Disease

JJ Crameri, CS Palmer, T Stait, TD Jackson… - … and Cellular Biology, 2024 - Taylor & Francis
TIMM50 is a core subunit of the TIM23 complex, the mitochondrial inner membrane
translocase responsible for the import of pre-sequence-containing precursors into the …

COA8 is a COX10-binding protein involved in the early biogenesis of cytochrome c oxidase

M Brischigliaro, K Čunátová, A Cabrera-Orefice, J Pei… - bioRxiv, 2024 - biorxiv.org
Human cytochrome c oxidase (COX) is composed of fourteen subunits, only two of which are
catalytic. The functions of a myriad of accessory factors are needed to put together the …

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 …

Monitoring the in vitro import and assembly of mitochondrial precursor proteins into mammalian mitochondria

JJ Crameri, D Stojanovski - Methods in enzymology, 2024 - pubmed.ncbi.nlm.nih.gov
Mitochondrial protein import is a complex process governing the delivery of the organelle's
proteome. This process, in turn, is essential for maintaining mitochondrial function and …

Subunit c of mammalian F1Fo ATP synthase-from molecular mechanisms of assembly to potential therapies

A Marković - 2023 - dspace.cuni.cz
Mammalian F1Fo ATP synthase plays a crucial role in ATP production through the process
of oxidative phosphorylation. Assembly of this multisubunit protein complex requires specific …