Results 11 to 20 of about 49,188 (286)

An eccentric calpain, CAPN3/p94/calpain-3

open access: yesBiochimie, 2016
Calpains are Ca(2+)-regulated proteolytic enzymes that are involved in a variety of biological phenomena. Calpains process substrates by limited proteolysis to modulate various protein functions in the cell, and are thus called "modulator proteases." CAPN3, previously called p94 or calpain-3, has unique features that are not found in any of the other ...
Ono, Yasuko   +4 more
openaire   +3 more sources

Calpains in Cyanobacteria and the Origin of Calpains [PDF]

open access: yesScientific Reports, 2022
Abstract Calpains are cysteine proteases involved in many cellular processes. They are an ancient and large superfamily of enzymes responsible for the cleavage and irreversible modification of a large variety of substrates. They have been intensively studied in humans and other mammals, but information about calpains in bacteria is scarce ...
Dominika Vešelényiová   +5 more
openaire   +4 more sources

Proteolysis of tau by calpain

open access: yesBiochemical and Biophysical Research Communications, 1989
The calpain-induced proteolysis of tau associated with twice-cycled microtubules or from a total brain heat-stable fraction was studied. Twice-cycled microtubule tau was rapidly hydrolyzed by calpain.
Johnson, Gail V.W   +2 more
core   +3 more sources

Mitochondrial calpain-1 activates NLRP3 inflammasome by cleaving ATP5A1 and inducing mitochondrial ROS in CVB3-induced myocarditis

open access: yesBasic Research in Cardiology, 2022
Treatment options for myocarditis are currently limited. Inhibition of calpains has been shown to prevent Coxsackievirus B3 (CVB3)-induced cardiac injuries, but the underlying mechanism of action of calpains has not been elucidated.
Xiaoxiao Liu   +8 more
semanticscholar   +1 more source

Calpain as a therapeutic target in cancer

open access: yesExpert opinion on therapeutic targets, 2022
Introduction Calpain-1 and calpain-2 are prototypical classical isoforms of the calpain family of calcium-activated cysteine proteases. Their substrate proteins participate in a wide range of cellular processes, including transcription, survival ...
I. Shapovalov, Danielle Harper, P. Greer
semanticscholar   +1 more source

Calpain-Mediated Mitochondrial Damage: An Emerging Mechanism Contributing to Cardiac Disease

open access: yesCells, 2021
Calpains belong to the family of calcium-dependent cysteine proteases expressed ubiquitously in mammals and many other organisms. Activation of calpain is observed in diseased hearts and is implicated in cardiac cell death, hypertrophy, fibrosis, and ...
Mengxiao Zhang, Grace Wang, T. Peng
semanticscholar   +1 more source

Calpain-catalyzed proteolysis of human dUTPase specifically removes the nuclear localization signal peptide. [PDF]

open access: yesPLoS ONE, 2011
Calpain proteases drive intracellular signal transduction via specific proteolysis of multiple substrates upon Ca(2+)-induced activation. Recently, dUTPase, an enzyme essential to maintain genomic integrity, was identified as a physiological calpain ...
Zoltán Bozóky   +6 more
doaj   +1 more source

Boceprevir, GC-376, and calpain inhibitors II, XII inhibit SARS-CoV-2 viral replication by targeting the viral main protease

open access: yesCell Research, 2020
A new coronavirus SARS-CoV-2, also called novel coronavirus 2019 (2019-nCoV), started to circulate among humans around December 2019, and it is now widespread as a global pandemic.
Chunlong Ma   +10 more
semanticscholar   +1 more source

Inherited Retinal Degeneration: Towards the Development of a Combination Therapy Targeting Histone Deacetylase, Poly (ADP-Ribose) Polymerase, and Calpain

open access: yesBiomolecules, 2023
Inherited retinal degeneration (IRD) represents a diverse group of gene mutation-induced blinding diseases. In IRD, the loss of photoreceptors is often connected to excessive activation of histone-deacetylase (HDAC), poly-ADP-ribose-polymerase (PARP ...
Yujie Dong   +6 more
doaj   +1 more source

Dysregulation of BDNF/TrkB signaling mediated by NMDAR/Ca2+/calpain might contribute to postoperative cognitive dysfunction in aging mice

open access: yesJournal of Neuroinflammation, 2020
Postoperative cognitive decline (POCD) is a recognized clinical phenomenon characterized by cognitive impairments in patients following anesthesia and surgery, yet its underlying mechanism remains unclear.
L. Qiu   +7 more
semanticscholar   +1 more source

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