PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19565011-6 2005 When MCF-7 cells were treated with 100 nM of progesterone, MDM2 p90 was inhibited but the highly expressed MDM2 p57 isoform was not. Progesterone 45-57 cyclin dependent kinase inhibitor 1C Homo sapiens 112-115