👉 Lysines are a type of amino acid found in proteins. They are composed of two carbon atoms and one sulfur atom, forming a nitrogen-containing molecule. Lysines can be classified into three types based on their chemical structure: 1. Primary lysine (lysA): This is the most common type of lysine, with one primary amino group attached to an oxygen atom. 2. Secondary lysine (lysR): This is the second most common type of lysine, with two
