PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32999459-6 2020 In the absence of WRN, the expanded TA-dinucleotide repeats are susceptible to cleavage by the MUS81 nuclease, leading to massive chromosome shattering. ta-dinucleotide 36-51 MUS81 structure-specific endonuclease subunit Homo sapiens 95-100