CK2-dependent phosphorylation determines cellular localization and stability of ataxin-3

T Mueller, P Breuer, I Schmitt, J Walter… - Human molecular …, 2009 - academic.oup.com
The nuclear presence of the expanded disease proteins is of critical importance for the
pathogeneses of polyglutamine diseases. Here we show that protein casein kinase 2 (CK2) …

Regulation of molecular chaperones through post-translational modifications: decrypting the chaperone code

P Cloutier, B Coulombe - Biochimica et Biophysica Acta (BBA)-Gene …, 2013 - Elsevier
Molecular chaperones and their associated cofactors form a group of highly specialized
proteins that orchestrate the folding and unfolding of other proteins and the assembly and …

[HTML][HTML] An optimal ubiquitin-proteasome pathway in the nervous system: the role of deubiquitinating enzymes

G Ristic, WL Tsou, SV Todi - Frontiers in molecular neuroscience, 2014 - frontiersin.org
The Ubiquitin-Proteasome Pathway (UPP), which is critical for normal function in the
nervous system and is implicated in various neurological diseases, requires the small …

[HTML][HTML] A survey of protein interactions and posttranslational modifications that influence the polyglutamine diseases

SL Johnson, WL Tsou, MV Prifti, AL Harris… - Frontiers in Molecular …, 2022 - frontiersin.org
The presence and aggregation of misfolded proteins has deleterious effects in the nervous
system. Among the various diseases caused by misfolded proteins is the family of the …

[HTML][HTML] Regulation of histone ubiquitination in response to DNA double strand breaks

L Aquila, BS Atanassov - Cells, 2020 - mdpi.com
Eukaryotic cells are constantly exposed to both endogenous and exogenous stressors that
promote the induction of DNA damage. Of this damage, double strand breaks (DSBs) are the …

[HTML][HTML] Activity and cellular functions of the deubiquitinating enzyme and polyglutamine disease protein ataxin-3 are regulated by ubiquitination at lysine 117

SV Todi, KM Scaglione, JR Blount, V Basrur… - Journal of Biological …, 2010 - ASBMB
Deubiquitinating enzymes (DUbs) play important roles in many ubiquitin-dependent
pathways, yet how DUbs themselves are regulated is not well understood. Here, we provide …

The activities and function of molecular chaperones in the endoplasmic reticulum

TM Buck, CM Wright, JL Brodsky - Seminars in cell & developmental biology, 2007 - Elsevier
Most proteins in the secretory pathway are translated, folded, and subjected to quality
control at the endoplasmic reticulum (ER). These processes must be flexible enough to …

Toward therapeutic targets for SCA3: Insight into the role of Machado–Joseph disease protein ataxin-3 in misfolded proteins clearance

X Li, H Liu, PL Fischhaber, TS Tang - Progress in neurobiology, 2015 - Elsevier
Machado–Joseph disease (MJD, also known as spinocerebellar ataxia type 3, SCA3), an
autosomal dominant neurological disorder, is caused by an abnormal expanded …

The E3 ligase CHIP: insights into its structure and regulation

I Paul, MK Ghosh - BioMed Research International, 2014 - Wiley Online Library
The carboxy‐terminus of Hsc70 interacting protein (CHIP) is a cochaperone E3 ligase
containing three tandem repeats of tetratricopeptide (TPR) motifs and a C‐terminal U‐box …

[HTML][HTML] Cdc48/p97, a key actor in the interplay between autophagy and ubiquitin/proteasome catabolic pathways

C Dargemont, B Ossareh-Nazari - … et Biophysica Acta (BBA)-Molecular Cell …, 2012 - Elsevier
The AAA-ATPase Cdc48/p97 controls a large array of cellular functions including protein
degradation, cell division, membrane fusion through its ability to interact with and control the …