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Cited by 472

The DOI matches its Crossref record; 8 of the 8 references it cites were found in a registry or an index.

Regulation of Hypoxia-Inducible Factor 2α Signaling by the Stress-Responsive Deacetylase Sirtuin 1

Dioum, Elhadji M., Chen, Rui, Alexander, Matthew S., Zhang, Quiyang, Hogg, Richard T., Gerard, Robert D., Garcia, Joseph A.·2009·Science

Abstract

Coordinating Response to Stress: Sirtuin 1 (Sirt1) (a protein deacetylase implicated in aging), senses the metabolic state of the cell and modulates the activity of substrate proteins that in turn regulate cellular transcriptional responses. In response to hypoxia, cells activate the transcription factor hypoxia-inducible factor 2 alpha (HIF-2α), which promotes adaptive responses. Dioum et al. (p. 1289 ; see the Perspective by Guarente ) discovered a link between these two important cellular stress response systems—HIF-2α is a substrate of Sirt1. Direct interaction between Sirt1 and HIF-2α results in deacetylation of HIF-2α and enhances its transcriptional activity. In mice lacking Sirt1, the ability of HIF-2α to promote synthesis of the growth factor erythropoietin is diminished. Thus, the regulation of HIF-2α helps to coordinate responses of cells to various stresses.

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Crossref · 10.1126/science.1169956

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Metadata

Authors
Dioum, E. M., Chen, R., Alexander, M. S., Zhang, Q., Hogg, R. T., Gerard, R. D., & Garcia, J. A.
Venue
Science
Published
2009-06-05
Volume
324
Issue
5932
Pages
1289-1293
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W2108573150
Cited by
472
References
8
FWCI
29.85
Type
journal article
Language
en
Open access
closed

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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