Accumulation of a threonine biosynthetic intermediate attenuates general amino acid control by accelerating degradation of Gcn4 via Pho85 and Cdk8.

Gcn4 is a master transcriptional regulator of amino acid and vitamin biosynthetic enzymes subject to the general amino acid control (GAAC), whose expression is upregulated in response to amino acid starvation in Saccharomyces cerevisiae. We found that accumulation of the threonine pathway intermedia...

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Bibliographic Details
Main Authors: Yashpal Rawal, Hongfang Qiu, Alan G Hinnebusch
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-07-01
Series:PLoS Genetics
Online Access:http://europepmc.org/articles/PMC4117449?pdf=render