PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23255232-8 2013 p53-mediated downregulation of HMGB2 was confirmed by direct activation of p53 using Nutlin-3 or by inducing p53 expression using Tet-On system. tetramethylenedisulfotetramine 130-133 high mobility group box 2 Homo sapiens 31-36