Article
RNase-sensitive DNA modification(s) initiates S. pombe mating-type switching.
Genes & development - 1 Apr 2004
Vengrova Sonya, Dalgaard Jacob Z
Abstract excerpt
Mating-type switching in fission yeast depends on an imprint at the mat1 locus. Previous data showed that the imprint is made in the DNA strand replicated as lagging. We now identify this imprint as an RNase-sensitive modification and suggest that it consists of one or two RNA residues incorporated into the mat1 DNA. Formation of the imprint requires swi1- and swi3-dependent pausing of the replication fork....
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