What are proteins?

What configurations of amino acids exist?

What do Gly, Ala, Ser, Cys and His represent?

Draw a diagram showing the bonding in a dipeptide

Draw a polypeptide diagram, what does n represent?

In a single amino acid, which atom is good for what type of H-bond formation?

Define secondary structure

Describe the features of an a-helix

Which amino acids are helix formers?

Which amino acid is a helix destabiliser?

Which amino acid is a helix breaker?

How does it do this?