Voltage Gated Potassium Channel
from Streptomyces Lividans

Wire Frame


Notice the 3 Rb+ ions (in crystal structure instead of K+) and the tert-butylammonium ion in the channel.

Cartoon and Wireframe

solvent accessible surface: spheres

solvent accessible surface: dots

solvent accessible surface

Cartoon and Wireframe

Electrostatic Surface Potential

Protein Channel Entrance

Cartoon with residues lining entrance: Val76, Tyr 78, Gly 77, and Gly 79 (Purple)

S of Cys and Met (red)