PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
11517161-7	2001	In addition, MG-132 and epoxomicin, inhibitors of proteasomal protease activity, inhibited the E2-induced decrease in uterine insulin receptor substrate-2 protein levels, and this correlated to an increase in uterine protein ubiquitination.	epoxomicin	24-34	insulin receptor	Mus musculus	126-142