PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33290397-2 2020 The host serine protease TMPRSS2 and cysteine proteases Cathepsin B/L can activate S, making two independent entry pathways accessible to SARS-CoV-2. Serine 9-15 surface glycoprotein Severe acute respiratory syndrome coronavirus 2 29-30