Article
Elongator function depends on antagonistic regulation by casein kinase Hrr25 and protein phosphatase Sit4.
Molecular microbiology - 1 Sept 2009
Mehlgarten Constance, Jablonowski Daniel, Breunig Karin D, Stark Michael J R, Schaffrath Raffael
Abstract excerpt
In yeast, the role for the Elongator complex in tRNA anticodon modification is affected by phosphorylation of Elongator subunit Elp1. Thus, hyperphosphorylation of Elp1 due to inactivation of protein phosphatase Sit4 correlates with Elongator-minus phenotypes including resistance towards zymocin, a tRNase cleaving anticodons of Elongator-dependent tRNAs. Here we show that zymocin resistance of casein kinase hrr25...
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