PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31493422-10 2019 We also found that phosphorylation of protein kinase C (PKC)epsilon, which is required for XIAP phosphorylation, increased when cells were treated with 4-OHE2. 4-ohe2 152-158 protein kinase C epsilon Homo sapiens 56-67