Changing of the guard: how ATM hands off DNA double-strand break signaling to ATR
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Updated: Jun 24, 2026

Characterizing DNA Repair Processes at Transient and Long-lasting Double-strand DNA Breaks by Immunofluorescence Microscopy
Published on: June 8, 2018
1Department of Biochemistry and Molecular Pharmacology, University of Massachusetts Medical School, 364 Plantation Street, Worcester, MA 01605, USA. nick.rhind@umassmed.edu
Abstract:
In a recent issue of Molecular Cell, Shiotani and Zou (2009) elucidate the biochemical mechanism underlying sequential ATM and ATR activation at DNA double-strand breaks, demonstrating that resection transforms ATM substrates into ATR substrates.
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