Article
Hypo-phosphorylation leads to nuclear retention of NF-kappaB p65 due to impaired IkappaBalpha gene synthesis.
FEBS letters - 27 Nov 2007
Hochrainer Karin, Racchumi Gianfranco, Anrather Josef
Abstract excerpt
Subcellular localization guided by IkappaBalpha is crucial for regulation of nuclear factor-kappaB function. Here, we show that p65 Rel homology domain phosphorylation mutants are transported into the nucleus after IkappaBalpha degradation, but as a consequence of lower IkappaBalpha levels their relocation to the cytosol is blocked. We demonstrate that phosphorylation of residues S205, S276, and S281 of p65 is...
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