Glucagon

 Click-hold mouse button to move structure.
Click "x" box to toggle between structures
.
  to end view  
  Spacefill / wireframe  H bonds (red lines) / wireframe
  Backbone / Ball&Stick Ribbons / Ball&Stick
  Polar / wireframe   Non-Polar / wireframe

Color Codes

C

 H

 N

 O

 P

 S

 Cl

 F