Article
GCN2-dependent phosphorylation of eukaryotic translation initiation factor-2alpha in Arabidopsis.
Journal of experimental botany - 1 Jan 2008
Zhang Yuhua, Wang Yifei, Kanyuka Kostya, Parry Martin A J, Powers Stephen J, Halford Nigel G
Abstract excerpt
The yeast regulatory protein kinase, general control non-derepressible-2 (GCN2) plays a key role in general amino acid control. GCN2 phosphorylates the alpha subunit of the trimeric eukaryotic translation initiation factor-2 (eIF2), bringing about a decrease in the general rate of protein synthesis but an increase in the synthesis of GCN4, a transcription factor that promotes the expression of genes encoding...
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