PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25485499-6 2014 Furthermore, for the first time we demonstrated that Arsenic trioxide, which was previously shown to suppress mutant p53 protein level, exhibits proteasome inhibitory activity. Arsenic Trioxide 53-69 tumor protein p53 Homo sapiens 117-120