Dictionary of Human Evolution and Biology

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Alpha Globin Chain

One of two polypeptide chains that compose the tertiary structure of several forms of hemoglobin. In humans, the alpha globin chain consists of 141 amino acids, transcribed and translated from a cistron on chromosome

16. A total of four chains are required for the completion of a functional molecule: two alpha chains, and two beta globin chains. Aka alpha globin.

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