PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23470959-8 2013 In MCF-7 cells, depletion of DDX3 reduced by more than 50% camptothecin-induced p53 accumulation, and this effect was blocked by inhibition of the proteasome with MG132, indicating that DDX3 regulates p53 not at expression level but rather its stabilization after DNA damage. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 163-168 tumor protein p53 Homo sapiens 201-204