Supplementary Materials1191FileS1. it from endonucleolytic resolution (Wu and Hickson 2003). Open in a separate window Figure 1 Models of DSB repair by homologous recombination. (A) Blue lines represent two strands of a DNA duplex that has experienced a DSB. HDR begins with resection to expose single-stranded DNA with 3 ends (arrows). One of these can… Continue reading Supplementary Materials1191FileS1. it from endonucleolytic resolution (Wu and Hickson 2003). Open