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Question

Define the following as related to proteins:

Primary structure


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Solution

Proteins:

  • Proteins are very large molecules composed of basic units called amino acids.
  • Amino acids are the structural and functional unit of proteins.
  • Proteins help in the growth and development of the body.
  • For example, actin, myosin, keratin, etc.

Classification of Proteins on the basis of structure:

Primary structure:

  • A protein structure is a sequence of amino acids in a chain.
  • They are all linked together to produce a protein molecule.
  • The linear sequence of amino acids within a protein is called the primary structure of the protein.
  • The primary structure is responsible for giving particular properties of the protein.


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