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.
Purification of SARS‐CoV N protein: (A) 12% SDS‐PAGE gel showing SARS‐CoV N protein with his‐tag. lane 1, protein marker; lane 2, his‐tag form of SARS‐CoV N protein; (B) sequence and secondary structure of RNA aptamer that binds to N protein.
