Nature Communications53BP1-independent Shieldin-BRCA1 antagonism at replication-coupled double-strand breaksYi-Li FengMeng WangGe LiRuo-Dan ChenRui YaoShun-Li DongXiu-Jun CaiAn-Yong Xie2026-06-29Full textDOI https://doi.org/10.1038/s41467-026-74867-3