Identify if the scenario below describes the primary, secondary, tertiary, or quaternary protein structure:
Three helical polypeptide chains tightly twisted around each other in a right-handed superhelix.

Primary structure

Secondary structure

Tertiary structure

Quaternary structure

Identify if the scenario below describes the primary, secondary, tertiary, or quaternary protein structure:Three helical polypeptide chains tightly twisted around each other in a right-handed superhelix.