Cell biology of the mitochondrion

AM Van der Bliek, MM Sedensky, PG Morgan - Genetics, 2017 - academic.oup.com
Mitochondria are best known for harboring pathways involved in ATP synthesis through the
tricarboxylic acid cycle and oxidative phosphorylation. Major advances in understanding …

Ca2+ handling at the mitochondria-ER contact sites in neurodegeneration

D Lim, G Dematteis, L Tapella, AA Genazzani, T Calì… - Cell Calcium, 2021 - Elsevier
Mitochondria-endoplasmic reticulum (ER) contact sites (MERCS) are morpho-functional
units, formed at the loci of close apposition of the ER-forming endomembrane and outer …

Cryo-EM structure of the mitochondrial protein-import channel TOM complex at near-atomic resolution

K Tucker, E Park - Nature structural & molecular biology, 2019 - nature.com
Nearly all mitochondrial proteins are encoded by the nuclear genome and imported into
mitochondria after synthesis on cytosolic ribosomes. These precursor proteins are …

Plasticity within the barrel domain of BamA mediates a hybrid-barrel mechanism by BAM

R Wu, JW Bakelar, K Lundquist, Z Zhang… - Nature …, 2021 - nature.com
In Gram-negative bacteria, the biogenesis of β-barrel outer membrane proteins is mediated
by the β-barrel assembly machinery (BAM). The mechanism employed by BAM is complex …

The structural biology of β-barrel membrane proteins: a summary of recent reports

JW Fairman, N Noinaj, SK Buchanan - Current opinion in structural biology, 2011 - Elsevier
The outer membranes of Gram-negative bacteria, mitochondria, and chloroplasts all contain
transmembrane β-barrel proteins. These β-barrel proteins serve essential functions in cargo …

Glutathione redox potential in the mitochondrial intermembrane space is linked to the cytosol and impacts the Mia40 redox state

K Kojer, M Bien, H Gangel, B Morgan, TP Dick… - The EMBO …, 2012 - embopress.org
Glutathione is an important mediator and regulator of cellular redox processes. Detailed
knowledge of local glutathione redox potential (EGSH) dynamics is critical to understand the …

Chlamydia trachomatis inhibits apoptosis in infected cells by targeting the pro-apoptotic proteins Bax and Bak

C Waguia Kontchou, IE Gentle, A Weber… - Cell Death & …, 2022 - nature.com
Apoptosis acts in defense against microbial infection, and many infectious agents have
developed strategies to inhibit host cell apoptosis. The human pathogen Chlamydia …

A perspective on transport of proteins into mitochondria: a myriad of open questions

W Neupert - Journal of molecular biology, 2015 - Elsevier
Mitochondria are the central hub of key cellular processes such as energy conversion, cell
signaling, cell cycle regulation and cell differentiation. Therefore, in particular, mitochondrial …

[HTML][HTML] Coupling of mitochondrial import and export translocases by receptor-mediated supercomplex formation

J Qiu, LS Wenz, RM Zerbes, S Oeljeklaus, M Bohnert… - Cell, 2013 - cell.com
The mitochondrial outer membrane harbors two protein translocases that are essential for
cell viability: the translocase of the outer mitochondrial membrane (TOM) and the sorting and …

The bacterial outer membrane β‐barrel assembly machinery

KH Kim, S Aulakh, M Paetzel - Protein Science, 2012 - Wiley Online Library
Abstract β‐Barrel proteins found in the outer membrane of Gram‐negative bacteria serve a
variety of cellular functions. Proper folding and assembly of these proteins are essential for …