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| Description: Ribbon drawings of the a-hemolysin heptamer, viewed a. looking down the sevenfold axis b. perpendicular to the sevenfold axis c. one protomer extracted from the heptamer structure The heptamer is 10 nm in diameter and 10 nm in length, as measured along the sevenfold axis. The b-barrel stem, which penetrates the membrane, is about 6 nm long. Picture Stats: Views: 199 Filesize: 252.46kB Height: 709 Width: 304 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=34338 |