Ribonucleotides misincorporated into DNA act as strand-discrimination signals in eukaryotic mismatch repair.
Ghodgaonkar MM, Lazzaro F, Olivera-Pimentel M, Artola-Borán M, Cejka P, Reijns MA, Jackson AP, Plevani P, Muzi-Falconi M, Jiricny J. Mol Cell. 2013 May 9; 50(3):323-32. Epub 2013 Apr 18.