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Question

Why are alpha helices Important?


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Solution

Alpha Helix (p. helices):

  1. The alpha helix is a right-hand - helix conformation which is a very common motif in the secondary structure of proteins.
  2. In it, every backbone NHgroup hydrogen bonds to the backbone C=O group of the amino acid located at four residues placed along the protein sequence.

Fig: The alpha helix structure of the protein.

The importance of alpha-helices are:

  1. The alpha - Helices are critical elements for biomolecular recognition.
  2. It is also useful for studying protein-protein interaction.
  3. It also shows how a protein's main chain is arranged in space.

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