Multiple choice

The unstructured parts of a polypeptide chain that join an α-helix and a β strand together in a protein are called

  1. β-hairpin

  2. Loop regions

  3. Twist regions

  4. α-loops

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Loop regions are flexible, unstructured segments of a polypeptide chain that connect secondary structural elements like alpha-helices and beta-strands.