1. Draw a 4 AA residue generic polypeptide with R groups(R, no specific AA required) - label clearly.
a. the peptide bond
b. one pair of H bond donor and H bondacceptor
c. outline one amide plane
d. label phi and psi for one junction
e. using your drawing, explain why peptide bonds arenearly always trans
g. label the amino terminus and carboxyterminus
2. What information does the Ramachandran plot provideand what are its implications for protein folding?
