The COP9 signalosome coerces autophagy and the ubiquitin-proteasome system to police the heart.

Abstract:

:We demonstrated for the first time that the COP9 signalosome (COPS) controls the degradation of a surrogate and a bona fide misfolded protein in the cytosol of cardiomyocytes likely via supporting ubiquitination by CUL/cullin-RING ligases, and that Cops8 hypomorphism exacerbates cardiac proteinopathy in mice, in which autophagic impairment appears to be in play. It will be extremely imprtant to investigate cardiac ablation of another Cops gene to decipher whether COPS8 deficiency phenotypes are attributable to the COPS or unique to COPS8.

journal_name

Autophagy

journal_title

Autophagy

authors

Liu J,Su H,Wang X

doi

10.1080/15548627.2015.1136773

subject

Has Abstract

pub_date

2016-01-01 00:00:00

pages

601-2

issue

3

eissn

1554-8627

issn

1554-8635

journal_volume

12

pub_type

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