An official website of the United States government
Here's how you know
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.
Schematic structure of hemoglobin molecule. The molecule consists of 2 α and 2 β subunits. The yellow circle indicates the location of the β6 glu to val mutation on the molecular surface.