in-a-protein-structure-diagram-how-can-you-distinguish-an-alpha-helix-depicted-a

Question

In a protein structure diagram, how can you distinguish an alpha helix depicted as a ribbon from one depicted as a cylinder?

Accepted Answer

A ribbon depiction shows a flat, twisted shape, while a cylinder depiction shows a solid, tubular shape.

Answer

A ribbon depiction shows a solid, tubular shape, while a cylinder depiction shows a flat, twisted shape.

Answer

A ribbon depiction is always colored, while a cylinder depiction is always gray.

Answer

Both depictions are identical and cannot be distinguished.