PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33557643-2 2021 Previously, we have found that psoralen induced hepatocytes apoptosis via PERK and ATF6 related ER stress pathways in vitro. Ficusin 31-39 eukaryotic translation initiation factor 2 alpha kinase 3 Mus musculus 74-78