First isolated in 1896 from various proteins, in h
First isolated in 1896 from various proteins, in hemoglobin, this substance directly chelates with iron, serving to hold it in the plane of the heme group. Its ability to serve as both an acid and a base due to its imidazole ring is valuable to many biochemical reactions, and so it is often found in enzyme active sites. FTP, name this essential amino acid molecule which, when decarboxylated, forms histamine.
First isolated in 1896 from various proteins, in hemoglobin, this substance directly chelates with iron, serving to hold it in the plane of the heme group.
histidine