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.
Structure of the main disaccharide motifs present in ulvan. From the top to the bottom: β(1,4)-D-GlcA-α (1,4)-L-Rha 3 sulfate, β(1,4)-L-idoA-α (1,4)-L-Rha 3 sulfate, β(1,4)-D-xyl-α (1,4)-L-Rha 3 sulfate, β(1,4)-D-xyl 2-sulfate-α(1,4)-L-Rha 3 sulfate, where X represents the continuation of the polysaccharide chain. GlcA, glucuronic acid; Rha, rhamnose; IdoA, iduronic acid; Xyl, xylose.
