The primary structure of proteins refers to the specific sequence of amino acids in a polypeptide chain. Any alteration in this sequence creates a distinct protein, making the primary structure crucial for protein identity.
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The primary structure of proteins refers to the linear sequence of amino acids in a polypeptide chain. This sequence is determined by the genetic code encoded in DNA. The significance of primary structure lies in its role as the foundation for higher-order protein structures. It dictates the specific sequence of amino acids, influencing the folding patterns at the secondary and tertiary levels. The primary structure is crucial for protein function, as slight variations in amino acid sequence can lead to alterations in structure and function, impacting the protein’s role in biological processes, enzymatic activity, and overall cellular function.