Figure 13.17. Schematic Representation of the Closed Form of the Acetylcholine Receptor Channel.

Figure 13.17Schematic Representation of the Closed Form of the Acetylcholine Receptor Channel

In the closed state, the narrowest part of the pore is occluded by side chains coming from five helices. [Courtesy of Dr. Nigel Unwin.]

From: Section 13.5, Specific Channels Can Rapidly Transport Ions Across Membranes

Cover of Biochemistry
Biochemistry. 5th edition.
Berg JM, Tymoczko JL, Stryer L.
New York: W H Freeman; 2002.
Copyright © 2002, W. H. Freeman and Company.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.