Question

Number of amino acids in alpha and beta helix of hemoglobin

Answer 1

Answer:

The hemoglobin molecule is made up of four polypeptide chains: two alpha chains < >of 141 amino acid residues each and two beta chains < > of 146 amino acid residues each.

Explanation:

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Answer 2

Answer:

Amino Acids, Peptides, and Proteins

Amino Acids, Peptides, and ProteinsIt consists of two pairs of different proteins, designated the α and the β chains. There are 141 and 146 amino acids in the α and β chains of hemoglobin, respectively. As in myoglobin, each subunit is linked covalently to a molecule of heme.