PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25961497-1 2015 This study examines the specificity and mechanism of action of a recently reported hepatitis C virus (HCV) nonstructural protein 3 (NS3) helicase-protease inhibitor (HPI), and the interaction of HPI with the NS3 protease inhibitors telaprevir, boceprevir, danoprevir, and grazoprevir. telaprevir 232-242 KRAS proto-oncogene, GTPase Homo sapiens 208-211