Protein Secondary Structure

 

Alpha Helix

 



A small portion of alpha helix

 

 

 

Beta-Sheet

 

 

In the protein structure below, the coiled ribbon represents an alpha helix,and the flat arrows represent beta sheets.

 

Do the following to manipulate the molecules.

Click and hold the left mouse button and move the mouse to rotate a molecule.

Shift + click and hold the left mouse button and move the mouse to zoom in or out.

Click the right mouse button to see the menu.

Shift + click and hold the right mouse button and move the mouse to rotate in the plane of the screen.

Ctrl + click and hold the right mouse button and move the mouse to move in the plane of the screen.