Protein damage, repair and proteolysis

N Chondrogianni, I Petropoulos, S Grimm… - Molecular aspects of …, 2014 - Elsevier
Proteins are continuously affected by various intrinsic and extrinsic factors. Damaged
proteins influence several intracellular pathways and result in different disorders and …

Enzymatic reactions involved in the repair of oxidized proteins

J Mary, S Vougier, CR Picot, M Perichon… - Experimental …, 2004 - Elsevier
Proteins are the targets of reactive oxygen species, and cell aging is characterized by a
build-up of oxidized proteins. Oxidized proteins tend to accumulate with age, due to either …

Protein oxidative modification in the aging organism and the role of the ubiquitin proteasomal system

M Kastle, T Grune - Current pharmaceutical design, 2011 - ingentaconnect.com
Living in an oxygen containing environment is automatically connected to oxidative stress.
Beside lipids and nucleic acids, especially proteins are very susceptible for oxidative …

Recent developments in the intracellular degradation of oxidized proteins

RA Dunlop, KJ Rodgers, RT Dean - Free Radical Biology and Medicine, 2002 - Elsevier
The accumulation of oxidized proteins in cells and tissues is a feature of a number of age-
related diseases and may also occur as a result of the aging process itself. In this article we …

Oxidized proteins: mechanisms of removal and consequences of accumulation

RA Dunlop, UT Brunk, KJ Rodgers - IUBMB life, 2009 - Wiley Online Library
Elevated levels of oxidized proteins are reported in diseased tissue from age‐related
pathologies such as atherosclerosis, neurodegenerative disorders, and cataract. Unlike the …

Protein homeostasis and aging: The importance of exquisite quality control

H Koga, S Kaushik, AM Cuervo - Ageing research reviews, 2011 - Elsevier
All cells count on precise mechanisms that regulate protein homeostasis to maintain a stable
and functional proteome. A progressive deterioration in the ability of cells to preserve the …

Role of protein misfolding and proteostasis deficiency in protein misfolding diseases and aging

K Cuanalo-Contreras, A Mukherjee… - International journal of …, 2013 - Wiley Online Library
The misfolding, aggregation, and tissue accumulation of proteins are common events in
diverse chronic diseases, known as protein misfolding disorders. Many of these diseases …

Proteasomal defense of oxidative protein modifications

D Poppek, T Grune - Antioxidants & redox signaling, 2006 - liebertpub.com
The proteasome has an important role in the degradation of normal, damaged, mutant, or
misfolded proteins. This includes the degradation of normal and regulatory proteins in the …

Small changes huge impact: the role of protein posttranslational modifications in cellular homeostasis and disease

TM Karve, AK Cheema - Journal of amino acids, 2011 - Wiley Online Library
Posttranslational modifications (PTMs) modulate protein function in most eukaryotes and
have a ubiquitous role in diverse range of cellular functions. Identification, characterization …

Proteasome activation delays aging in vitro and in vivo

N Chondrogianni, M Sakellari, M Lefaki… - Free Radical Biology …, 2014 - Elsevier
Aging is a natural biological process that is characterized by a progressive accumulation of
macromolecular damage. In the proteome, aging is accompanied by decreased protein …