Question

Hemoglobin is a large molecule made up of proteins and iron. it consists of four folded chains of a protein called this?

Answer 1

globin

Hemoglobin Hemoglobin is a large molecule made up of proteins and iron. It consists of four folded chains of a protein called globin, designated alpha 1 and 2, and beta 1 and 2  Figure 18.7a . Each of these globin molecules is bound to a red pigment molecule called heme, which contains an ion of iron  Fe2+   Figure 18.7b .