CET Karnataka Medical CET - Karnataka Medical Solved Paper-2008

  • question_answer
    The number of disulphide linkages present in insulin are

    A)  \[1\]                

    B) \[2\]

    C) \[3\]                

    D) \[4\]

    Correct Answer: B

    Solution :

    Insulin is composed of two peptide chains referred to as the chain A and chain B. A chain of 21 residues and B chain of 30 residues are cross-linked by two disulphide bridges. An additional disulphide bridge is also formed within the A chain.


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