[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 protein transport: Versatility of translocases and mechanisms

JD Busch, LF Fielden, N Pfanner, N Wiedemann - Molecular Cell, 2023 - cell.com
Biogenesis of mitochondria requires the import of approximately 1,000 different precursor
proteins into and across the mitochondrial membranes. Mitochondria exhibit a wide variety …

Liver mitochondrial cristae organizing protein MIC19 promotes energy expenditure and pedestrian locomotion by altering nucleotide metabolism

JH Sohn, B Mutlu, P Latorre-Muro, J Liang, CF Bennett… - Cell Metabolism, 2023 - cell.com
Liver mitochondria undergo architectural remodeling that maintains energy homeostasis in
response to feeding and fasting. However, the specific components and molecular …

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 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 …

AX‐linked nonsense APOO/MIC26 variant causes a lethal mitochondrial disease with progeria‐like phenotypes

L Peifer‐Weiß, M Kurban, C David, M Lubeck… - Clinical …, 2023 - Wiley Online Library
APOO/MIC26 is a subunit of the MICOS complex required for mitochondrial cristae
morphology and function. Here, we report a novel variant of the APOO/MIC26 gene that …

Identification of MIMAS, a multifunctional mega-assembly integrating metabolic and respiratory biogenesis factors of mitochondria

P Horten, K Song, J Garlich, R Hardt, L Colina-Tenorio… - Cell reports, 2024 - cell.com
The mitochondrial inner membrane plays central roles in bioenergetics and metabolism and
contains several established membrane protein complexes. Here, we report the …

Biogenesis of mitochondrial β‐barrel membrane proteins

I Ganesan, JV Busto, N Pfanner… - FEBS Open bio, 2024 - Wiley Online Library
β‐barrel membrane proteins in the mitochondrial outer membrane are crucial for mediating
the metabolite exchange between the cytosol and the mitochondrial intermembrane space …

Intracytoplasmic-membrane development in alphaproteobacteria involves the homolog of the mitochondrial crista-developing protein Mic60

SA Muñoz-Gómez, LR Cadena, AT Gardiner… - Current Biology, 2023 - cell.com
Mitochondrial cristae expand the surface area of respiratory membranes and ultimately
allow for the evolutionary scaling of respiration with cell volume across eukaryotes. The …

A dynamin superfamily-like pseudoenzyme coordinates with MICOS to promote cristae architecture

A Kumar, MO Gok, KN Nguyen, OM Connor, ML Reese… - Current Biology, 2024 - cell.com
Mitochondrial cristae architecture is crucial for optimal respiratory function of the organelle.
Cristae shape is maintained in part by the mitochondrial contact site and cristae organizing …