PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34109966-1 2021 The rare examples of B-H bond activation in a frustrated radical pair regime have been observed by treatment of TEMPO radicals with Piers" borane HB(C6F5)2 or bis-borane, respectively. radicals 118-126 bleomycin hydrolase Homo sapiens 21-24