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Doughnut Structure |
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Doughnut Structure Cell biology A homopolymeric protein contained in the outer wall of gram-negative bacteria and the outer membrane of mitochondria that is freely permeable to small, < 10 kD molecules Immunology A multimeric assembly of C9 complement protein monomers inserted into cells, forming a transmembranous pore through which a cell targeted by the complement cascade disintegrates, an event that follows the common pathway of complement activation and prior reversible assembly of a leaky patch Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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