Lectins are a type of protein that can bind to cell membranes. They are sugar-binding and become the “glyco” portion of glycoconjugates on the membranes. Lectins offer a way for molecules to stick together without getting the immune system involved, which can influence cell-cell interaction. One remarkable type of lectin is the galectin that has the following functions:
What is a lectin? Pick one lectin and describe its function.