Article
Proteasome involvement in the repair of DNA double-strand breaks.
Molecular cell - 22 Dec 2004
Krogan Nevan J, Lam Mandy H Y, Fillingham Jeffrey, Keogh Michael-Christopher, Gebbia Marinella, Li Joyce, Datta Nira, Cagney Gerard, Buratowski Stephen, Emili Andrew, Greenblatt Jack F
Abstract excerpt
Affinity purification of the yeast 19S proteasome revealed the presence of Sem1 as a subunit. Its human homolog, DSS1, was found likewise to copurify with the human 19S proteasome. DSS1 is known to associate with the tumor suppressor protein BRCA2 involved in repair of DNA double-strand breaks (DSBs). We demonstrate that Sem1 is required for efficient repair of an HO-generated yeast DSB using both homologous...
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