Results 31 to 40 of about 234,152 (246)

AAA+ ATPase Mechanism [PDF]

open access: yesBiophysical Journal, 2011
AAA+ ATPases contribute to nearly all cellular activities. Nature builds these machines as homomeric rings with catalytic sites residing between each protomer. A highly conserved catalytic core is modified with task-specific structural elements to generate a myriad of functions.
Nixon, B. Tracy   +7 more
openaire   +1 more source

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

Torsins: not your typical AAA+ ATPases [PDF]

open access: yesCritical Reviews in Biochemistry and Molecular Biology, 2015
Torsin ATPases (Torsins) belong to the widespread AAA+ (ATPases associated with a variety of cellular activities) family of ATPases, which share structural similarity but have diverse cellular functions. Torsins are outliers in this family because they lack many characteristics of typical AAA+ proteins, and they are the only members of the AAA+ family ...
April E, Rose   +2 more
openaire   +2 more sources

Crystal structure of the ATPase domain of the human AAA+ protein paraplegin/SPG7. [PDF]

open access: yesPLoS ONE, 2009
Paraplegin is an m-AAA protease of the mitochondrial inner membrane that is linked to hereditary spastic paraplegias. The gene encodes an FtsH-homology protease domain in tandem with an AAA+ homology ATPase domain.
Tobias Karlberg   +6 more
doaj   +1 more source

An AAA+ ATPase Clamshell Targets Transposition [PDF]

open access: yesCell, 2015
DNA transposition plays key roles in genome diversity, pathogenesis, and evolution. Yet, structural and mechanistic information on transposition targeting and regulation is limited. Arias-Palomo and Berger now define the decameric organization of the AAA+ ATPase IstB, unveiling key insights into its targeting and regulation of IstA transposase activity.
Tsai, Chi-Lin   +3 more
openaire   +4 more sources

Structure of the AAA ATPase p97 [PDF]

open access: yesMolecular Cell, 2000
p97, an abundant hexameric ATPase of the AAA family, is involved in homotypic membrane fusion. It is thought to disassemble SNARE complexes formed during the process of membrane fusion. Here, we report two structures: a crystal structure of the N-terminal and D1 ATPase domains of murine p97 at 2.9 A resolution, and a cryoelectron microscopy structure ...
Zhang, Xiaodong   +13 more
openaire   +2 more sources

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

Development of p97 AAA ATPase inhibitors [PDF]

open access: yesAutophagy, 2011
Specific p97 inhibitors are valuable research tools to carry out mechanistic and cellular investigations of p97 biology. p97 is an abundant, ubiquitin-selective chaperone that has multiple functions and is essential for life. Therefore, genetic methods that require long incubations like siRNA or expression of dominant-negative p97 mutants are likely to
Chou, Tsui-Fen, Deshaies, Raymond J.
openaire   +3 more sources

Sperm dynein ATPase and ATPases associated with various cellular activities (AAA+): regulation in oligo-astheno-teratozoospermia and necrozoospermia as extreme sperm motility disorders

open access: yesJournal of Biological Research, 2019
Asthenozoospermia is the most frequent sperm motility disorder, but there are other more extreme sperm motility disorders, namely oligo-astheno-teratozoospermia (OAT) and necrozoospermia.
Silvia W. Lestari   +3 more
doaj   +1 more source

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