BiomoleculesMedium
Question
Alpha-helix is found in which level of protein structure?
Options
A.Secondary structure
B.Tertiary structure
C.Primary structure
D.Quaternary structure
Solution
Sol. [Key Concept: Protein structure — α-helix is secondary structure]
Alpha-helix is shown by secondary structure of protein as it has right-handed helices.
Primary structure is linear and tertiary structure is a hollow ball-like structure. Quaternary structures are formed by more than one polypeptide chains.
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