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DNA repair

Clamping down on copy errors

Repair enzymes must communicate across hundreds of nucleotides to undo errors made during DNA replication. Imaging reveals that the enzymes do this by forming a series of ring-like clamps that diffuse along the DNA. See Letter p.583

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Kad, N., Van Houten, B. Clamping down on copy errors. Nature 539, 498–499 (2016).

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