Article
The yeast rapid tRNA decay pathway primarily monitors the structural integrity of the acceptor and T-stems of mature tRNA.
Genes & development - 1 Jun 2011
Whipple Joseph M, Lane Elizabeth A, Chernyakov Irina, D'Silva Sonia, Phizicky Eric M
Abstract excerpt
tRNAs, like other RNAs, are subject to quality control steps during and after biosynthesis. We previously described a rapid tRNA degradation (RTD) pathway in which the 5'-3' exonucleases Rat1 and Xrn1 degrade mature tRNA(Val(AAC)) in yeast mutants lacking m(7)G and m(5)C, and mature tRNA(Ser(CGA)) in mutants lacking Um and ac(4)C. To understand how the RTD pathway selects substrate tRNAs among different tRNAs...
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