Single Choice

Which structural feature distinguishes proline from other natural $$\alpha$$-amino acids :

AIt is optically inactive
BIt contains aromatic group
CIt is dicarboxylic acid
DIt has a secondary amine
Correct Answer

Solution

Proline is the only proteinogenic amino acid whose side-group links to the -amino group and, thus, is also the only proteinogenic amino acid containing a secondary amine at this position.

SIMILAR QUESTIONS

Biomolecules

Each polypeptide in a protein has amino acids linked with each other in a specific sequence. This sequence of amino acids is said to be:

Biomolecules

On boiling the egg, what structural changes are taking place in the egg white?

Biomolecules

Most common types of secondary structures of proteins are?

Biomolecules

What are the common types of secondary structures of proteins ?

Biomolecules

The bound that determines the secondary structure of protein is

Biomolecules

Secondary structure of protein is mainly governed by:

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