Results 41 to 50 of about 401,347 (255)

Cathepsins: a new culprit behind abdominal aortic aneurysm [PDF]

open access: yesRegenerative Medicine Research, 2013
Abdominal aortic aneurysm (AAA) is a fatal disease defined as an abdominal aortic diameter of 3.0 cm or more, where the abdominal aorta exceeds the normal diameter by more than 50%.
Wang Yi, Tang Chaoshu, Qin Yanwen
doaj   +1 more source

Gadolinium-Cyclic 1,4,7,10-Tetraazacyclododecane-1,4,7,10-Tetraacetic Acid-Click-Sulfonyl Fluoride for Probing Serine Protease Activity in Magnetic Resonance Imaging

open access: yesMolecules, 2023
Serine protease is linked to a wide range of diseases, prompting the development of robust, selective, and sensitive protease assays and sensing methods.
Phuong Tu Huynh   +5 more
doaj   +1 more source

An FtsH protease is recruited to the mitochondrion of Plasmodium falciparum. [PDF]

open access: yesPLoS ONE, 2013
The two organelles, apicoplast and mitochondrion, of the malaria parasite Plasmodium falciparum have unique morphology in liver and blood stages; they undergo complex branching and looping prior to division and segregation into daughter merozoites ...
Aiman Tanveer   +5 more
doaj   +1 more source

Altered Specificity of a AAA+ Protease [PDF]

open access: yesMolecular Cell, 2007
ClpXP, an ATP-dependent protease, degrades hundreds of different intracellular proteins. ClpX chooses substrates by binding peptide tags, typically displayed at the N or C terminus of the protein to be degraded. Here, we identify a ClpX mutant that displays a 300-fold change in substrate specificity, resulting in decreased degradation of ssrA-tagged ...
Farrell, Christopher M.   +2 more
openaire   +2 more sources

ClpAP proteolysis does not require rotation of the ClpA unfoldase relative to ClpP

open access: yeseLife, 2020
AAA+ proteases perform regulated protein degradation in all kingdoms of life and consist of a hexameric AAA+ unfoldase/translocase in complex with a self-compartmentalized peptidase.
Sora Kim   +4 more
doaj   +1 more source

Abdominal Aortic Aneurysm: Roles of Inflammatory Cells

open access: yesFrontiers in Immunology, 2021
Abdominal aortic aneurysms (AAAs) are local dilations of infrarenal segment of aortas. Molecular mechanisms underlying the pathogenesis of AAA remain not fully clear. However, inflammation has been considered as a central player in the development of AAA.
Zhen Yuan   +7 more
doaj   +1 more source

ATP hydrolysis tunes specificity of a AAA+ protease

open access: yesbioRxiv, 2021
In bacteria, AAA+ proteases such as Lon and ClpXP degrade substrates with exquisite specificity. These machines capture the energy of ATP hydrolysis to power unfolding and degradation of target substrates. Here, we show that a mutation in the ATP binding
S. Mahmoud   +2 more
semanticscholar   +1 more source

Kallikrein‐1 Blockade Inhibits Aortic Expansion in a Mouse Model and Reduces Prostaglandin E2 Secretion From Human Aortic Aneurysm Explants

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2021
Background Abdominal aortic aneurysm (AAA) is an important cause of mortality in older adults. The kinin B2 receptor agonist, bradykinin, has been implicated in AAA pathogenesis through promoting inflammation.
Corey S. Moran   +5 more
doaj   +1 more source

Structure of the AAA protein Msp1 reveals mechanism of mislocalized membrane protein extraction. [PDF]

open access: yes, 2020
The AAA protein Msp1 extracts mislocalized tail-anchored membrane proteins and targets them for degradation, thus maintaining proper cell organization.
Myasnikov, Alexander   +3 more
core   +3 more sources

AAA-ATPases in Protein Degradation

open access: yesFrontiers in Molecular Biosciences, 2017
Proteolytic machineries containing multisubunit protease complexes and AAA-ATPases play a key role in protein quality control and the regulation of protein homeostasis. In these protein degradation machineries, the proteolytically active sites are formed
Ravikiran S. Yedidi   +2 more
doaj   +1 more source

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