The proteasome and its role in the degradation of oxidized proteins.

Abstract:

:The generation of free radicals and the resulting oxidative modification of cell structures are omnipresent in mammalian cells. This includes the permanent oxidation of proteins leading to the disruption of the protein structure and an impaired functionality. In consequence, these oxidized proteins have to be removed in order to prevent serious metabolic disturbances. The most important cellular proteolytic system responsible for the removal of oxidized proteins is the proteasomal system. For normal functioning, the proteasomal system needs the coordinated interaction of numerous components. This review describes the fundamental functions of the 20S "core" proteasome, its regulators, and the roles of the proteasomal system beyond the removal of oxidized proteins in mammalian cells.

journal_name

IUBMB Life

journal_title

IUBMB life

authors

Jung T,Grune T

doi

10.1002/iub.114

subject

Has Abstract

pub_date

2008-11-01 00:00:00

pages

743-52

issue

11

eissn

1521-6543

issn

1521-6551

journal_volume

60

pub_type

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