Article
The Ubiquitin Ligase Siah2 and the Hypoxia Response
1 Apr 2009
Abstract excerpt
Growing evidence indicates that ubiquitin ligases play a critical role in the hypoxia response. Among them, Siah2, a RING finger ligase, is an important regulator of pathways activated under hypoxia. Siah2 regulates prolyl hydroxylases PHD3 and 1 under oxygen concentration of 2% to 5%, thereby allowing accumulation of hypoxia-inducible factor (HIF)-1alpha, a master regulator of the hypoxia response within the...
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