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Current Chemical Biology

Editor-in-Chief

ISSN (Print): 2212-7968
ISSN (Online): 1872-3136

Review Article

Fe-S Proteins Acting as Redox Switch: New Key Actors of Cellular Adaptive Responses

Author(s): Marie-Pierre Golinelli-Cohen* and Cécile Bouton*

Volume 11, Issue 2, 2017

Page: [70 - 88] Pages: 19

DOI: 10.2174/2212796811666170406163809

Price: $65

Abstract

Abstract: Background: Iron-sulfur clusters are inorganic prosthetic groups composed of only iron and inorganic sulfur atoms. Organisms develop different pathways to sense their local environment and to respond and adapt to changes.

Objective: We focused on Fe-S-containing proteins, which control their activity in response to redox signals by changing the redox state of their cluster.

Result: When reduced, these Fe-S cluster-containing sensors are all inactive. As soon as their cluster perceives a signal that induces its oxidation, they switch to an « active state ».

Conclusion: This sensing mechanism efficiently helps cells to turn on survival pathways quickly and recover from stressful conditions.

Keywords: Fe-S cluster, sensor, redox state, cellular adaptive response, mitoNEET, iron.

Graphical Abstract

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