PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29985428-8 2018 Furthermore, Topo IIbeta knockout cells exhibited increased sensitivity to bleomycin and decreased DSB repair mediated by homologous recombination (HR), implicating the role of Topo IIbeta in HR-mediated DSB repair. Bleomycin 75-84 DNA topoisomerase II beta Homo sapiens 13-24