PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24553354-5 2014 Moreover, Chel A-induced p53 protein accumulation and activation required ATR/Chk2 axis, which is distinct from the mechanism that we have most recently identified the Chk1/p53-dependent apoptotic response by Chel A in normal mouse epidermal Cl41 cells. chel a 10-16 checkpoint kinase 2 Mus musculus 78-82