Question

June 2011
026. An a-helix in a peptide or protein is characterized by hydrogen bonds and characteristic dihedral angles. Choose
the right combination.
a. Hydrogen bonding between the amide co of residue i and amide NH of residue i + 4. Dihedral angles in the
region • -50°, y^-60°.
b. Hydrogen bonding between the amide NH of residue i and amide co of residue i + 4. Dihedral angles in the
region of on- 50°, »-60°.
C. Hydrogen bonding between the amide CO of residue i and amide NH of residue i + 4. Dihedral angles in the
region of N-50, v~ +60°.
d. Hydrogen bonding between the amide CO of residue i and amide NH of residue i + 3. Dihedral angles in the
region of N-50°, y~-60°.
Fineckeleton are​

Answer 1

Answer:

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Explanation: