Give the structure of haemoglobin.
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Haemoglobin is found in red blood cells
The haemoglobin molecule is a tetramer consisting of 4 polypeptide chains, known as globins, which are usually:
2 alpha chains that are each 141 amino acids long
2 beta chains that are each 146 amino acids long
Attached to each chain is an iron-containing molecule known as haem
The haemoglobin molecule is a tetramer consisting of 4 polypeptide chains, known as globins, which are usually:
2 alpha chains that are each 141 amino acids long
2 beta chains that are each 146 amino acids long
Attached to each chain is an iron-containing molecule known as haem
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