Which is true about the side chains of residues in an α-helix?
A)They extend above or below the pleats.
B)They extend radially outward from the helix axis.
C)They point toward the center of the helix.
D)They hydrogen bond extensively with each other.

Question

Quizplus · Accepted Answer

The side chains of residues in an α-helix extend radially outward from the helix axis, allowing for maximal van der Waals interactions to occur between neighboring amino acids.

Which Is True About the Side Chains of Residues in an α-Helix