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.
The amino acid sequence of the goat β-casein signal peptide is shown in orange, the amino acid sequence of the K2 domain of recombinant human plasminogen activator is in blue, the amino acid sequence of the P domain of recombinant human plasminogen activator is in green.
