PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8537329-1 1995 Maturation of human Protein C (HPC) precursor to a zymogen in the liver requires endoproteolytic cleavages after a basic dipeptide, Lys-2-Arg-1 in the propeptide and Lys156-Arg157 connecting the light and heavy chain. Dipeptides 121-130 proline rich protein HaeIII subfamily 1 Homo sapiens 20-29