PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15655113-6 2005 In chromosome spreads, we observed meiosis-specific Spo11-Myc foci, independent of DSB formation, from leptotene until pachytene. leptotene 103-112 DNA topoisomerase (ATP-hydrolyzing) Saccharomyces cerevisiae S288C 52-57