Chapter 3: 3.1 Primary and Secondary Structure

Question 1

What is the Primary Structure?

Answer 1

Amino acid polymer: Amino acids are joined by peptide bonds

Question 2

What is the Secondary Structure?

Answer 2

Periodic and repetitive units that are the result of interactions between the atoms in the peptide backbone

Question 3

What are common secondary structures? (3)

Answer 3

• Alpha-helix
• Beta-sheet
• Beta-turn

Question 4

How are secondary structures formed?

Answer 4

Hydrogen bonds