Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Falcipains and vivapains have unique features. Falcipains and vivapains are papain family cysteine proteases. The active site residues (Cys, His, Asn) are conserved within papain family. Falcipains and vivapains have unique N-terminus extension act as a refolding domain and C terminus insert as a hemoglobin (Hb) binding domain. The prodomains of falcipains and vivapains have ERFNIN and GNFD motifs, conserved in papain, cathepsin K and cathepsin L
