Results 21 to 30 of about 24,647 (268)

Towards a molecular mechanism underlying mitochondrial protein import through the TOM and TIM23 complexes

open access: yeseLife, 2022
Nearly all mitochondrial proteins need to be targeted for import from the cytosol. For the majority, the first port of call is the translocase of the outer membrane (TOM complex), followed by a procession of alternative molecular machines, conducting ...
Holly C Ford   +5 more
doaj   +1 more source

Three ways in, one way out: Water dynamics in the trans‐membrane domains of the inner membrane translocase AcrB [PDF]

open access: yesProteins: Structure, Function, and Bioinformatics, 2011
AbstractPowered by proton‐motive force, the inner membrane translocase AcrB is the engine of the AcrAB‐TolC efflux pump in Escherichia coli. As proton conduction in proteins occurs along hydrogen‐bonded networks of polar residues and water molecules, knowledge of the protein‐internal water distribution and water‐interacting residues allows drawing ...
Nadine, Fischer, Christian, Kandt
openaire   +3 more sources

Interaction of Agaric Acid with the Adenine Nucleotide Translocase Induces Mitochondrial Oxidative Stress

open access: yesBiochemistry Research International, 2020
Mitochondrial permeability transition is characterized by the opening of a transmembranal pore that switches membrane permeability from specific to nonspecific.
Edmundo Chávez   +5 more
doaj   +1 more source

Parkin-dependent mitophagy occurs via proteasome-dependent steps sequentially targeting separate mitochondrial sub-compartments for autophagy

open access: yesAutophagy Reports, 2022
PINK1/parkin-dependent mitophagy initially involves (phospho)ubiquitin-directed proteasome-dependent degradation of certain outer mitochondrial membrane (OMM) proteins (e.g.
Anna Lechado-Terradas   +9 more
doaj   +1 more source

A TatABC-type Tat translocase is required for unimpaired aerobic growth of Corynebacterium glutamicum ATCC13032. [PDF]

open access: yesPLoS ONE, 2015
The twin-arginine translocation (Tat) system transports folded proteins across the cytoplasmic membrane of bacteria and the thylakoid membrane of plant chloroplasts.
Dan Oertel   +2 more
doaj   +1 more source

Protein Quality Control at the Mitochondrial Surface

open access: yesFrontiers in Cell and Developmental Biology, 2021
Mitochondria contain two membranes, the outer and inner membrane. The outer membrane fulfills crucial functions for the communication of mitochondria with the cellular environment like exchange of lipids via organelle contact sites, the transport of ...
Fabian den Brave   +2 more
doaj   +1 more source

Protein trafficking in the mitochondrial intermembrane space: mechanisms and links to human disease [PDF]

open access: yes, 2017
Mitochondria fulfill a diverse range of functions in cells including oxygen metabolism, homeostasis of inorganic ions and execution of apoptosis. Biogenesis of mitochondria relies on protein import pathways that are ensured by dedicated multiprotein ...
MacPherson, Lisa   +1 more
core   +1 more source

Translocase of Inner Membrane 50 Functions as a Novel Protective Regulator of Pathological Cardiac Hypertrophy

open access: yesJournal of the American Heart Association : Cardiovascular and Cerebrovascular Disease, 2017
Background Translocase of inner membrane 50 (TIM50) is a member of the translocase of inner membrane (TIM) complex in the mitochondria. Previous research has demonstrated the role of TIM50 in the regulation of oxidative stress and cardiac morphology ...
Kai Tang   +9 more
semanticscholar   +1 more source

Oxidative protein biogenesis and redox regulation in the mitochondrial intermembrane space [PDF]

open access: yes, 2016
Mitochondria are organelles that play a central role in cellular metabolism, as they are responsible for processes such as iron/sulfur cluster biogenesis, respiration and apoptosis.
MacPherson, Lisa   +2 more
core   +1 more source

Dual Function of Sdh3 in the Respiratory Chain and TIM22 Protein Translocase of the Mitochondrial Inner Membrane [PDF]

open access: yesMolecular Cell, 2011
The mitochondrial inner membrane harbors the complexes of the respiratory chain and translocase complexes for precursor proteins. We have identified a further subunit of the carrier translocase (TIM22 complex) that surprisingly is identical to subunit 3 of respiratory complex II, succinate dehydrogenase (Sdh3).
Gebert, Natalia   +20 more
openaire   +5 more sources

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