Article
Aprataxin resolves adenylated RNA-DNA junctions to maintain genome integrity.
Nature - 6 Feb 2014
Tumbale Percy, Williams Jessica S, Schellenberg Matthew J, Kunkel Thomas A, Williams R Scott
Abstract excerpt
Faithful maintenance and propagation of eukaryotic genomes is ensured by three-step DNA ligation reactions used by ATP-dependent DNA ligases. Paradoxically, when DNA ligases encounter nicked DNA structures with abnormal DNA termini, DNA ligase catalytic activity can generate and/or exacerbate DNA damage through abortive ligation that produces chemically adducted, toxic 5'-adenylated (5'-AMP) DNA lesions....
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