Article
3'-Terminated Overhangs Regulate DNA Double-Strand Break Processing in Escherichia coli.
G3 (Bethesda, Md.) - 7 Sept 2017
Đermić Edyta, Zahradka Davor, Vujaklija Dušica, Ivanković Siniša, Đermić Damir
Abstract excerpt
Double-strand breaks (DSBs) are lethal DNA lesions, which are repaired by homologous recombination in Escherichia coli To study DSB processing in vivo, we induced DSBs into the E. coli chromosome by γ-irradiation and measured chromosomal degradation. We show that the DNA degradation is regulated by RecA protein concentration and its rate of association with single-stranded DNA (ssDNA). RecA decreased DNA...
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