PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31844675-5 2019 Low expression of circRNA-UCK2 (circUCK2) was detected in enzalutamide-resistant (EnzR) cells. enzalutamide 58-70 uridine-cytidine kinase 2 Homo sapiens 26-30