PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32435796-4 2020 Sas4 is necessary for BB assembly and cortical microtubule organization, and Sas4 loss disrupts cell division furrow positioning and DNA segregation. boeravinone B 22-24 centromere protein J Homo sapiens 0-4