PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19640905-6 2009 In the present study, we show that alpha-actinin-4 K256E upregulates grp94 and CHOP expression in COS cells and significantly exacerbates induction of bip and CHOP in GEC in the presence of tunicamycin. Tunicamycin 190-201 actinin alpha 4 Homo sapiens 35-50