Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.

Parkin is an E3 ubiquitin ligase, mutations in which cause Autosomal Recessive Parkinson's Disease. Many studies aimed at understanding Parkin function, regulation and dysfunction are performed using N-terminal epitope tags. We report here that the use of small tags such as FLAG, cMyc and HA, i...

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Main Authors: Lynn Burchell, Viduth K Chaugule, Helen Walden
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3319606?pdf=render
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author Lynn Burchell
Viduth K Chaugule
Helen Walden
author_facet Lynn Burchell
Viduth K Chaugule
Helen Walden
author_sort Lynn Burchell
collection DOAJ
description Parkin is an E3 ubiquitin ligase, mutations in which cause Autosomal Recessive Parkinson's Disease. Many studies aimed at understanding Parkin function, regulation and dysfunction are performed using N-terminal epitope tags. We report here that the use of small tags such as FLAG, cMyc and HA, influence the physical stability and activity of Parkin in and out of cells, perturbing the autoinhibited native state of Parkin, resulting in an active-for-autoubiquitination species.
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spelling doaj.art-d0daaec419f54ab891600efb7b7a9df22022-12-21T18:34:53ZengPublic Library of Science (PLoS)PLoS ONE1932-62032012-01-0174e3474810.1371/journal.pone.0034748Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.Lynn BurchellViduth K ChauguleHelen WaldenParkin is an E3 ubiquitin ligase, mutations in which cause Autosomal Recessive Parkinson's Disease. Many studies aimed at understanding Parkin function, regulation and dysfunction are performed using N-terminal epitope tags. We report here that the use of small tags such as FLAG, cMyc and HA, influence the physical stability and activity of Parkin in and out of cells, perturbing the autoinhibited native state of Parkin, resulting in an active-for-autoubiquitination species.http://europepmc.org/articles/PMC3319606?pdf=render
spellingShingle Lynn Burchell
Viduth K Chaugule
Helen Walden
Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
PLoS ONE
title Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
title_full Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
title_fullStr Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
title_full_unstemmed Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
title_short Small, N-terminal tags activate Parkin E3 ubiquitin ligase activity by disrupting its autoinhibited conformation.
title_sort small n terminal tags activate parkin e3 ubiquitin ligase activity by disrupting its autoinhibited conformation
url http://europepmc.org/articles/PMC3319606?pdf=render
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AT helenwalden smallnterminaltagsactivateparkine3ubiquitinligaseactivitybydisruptingitsautoinhibitedconformation