Article
The binding of factor H to a complex of physiological polyanions and C3b on cells is impaired in atypical hemolytic uremic syndrome.
Journal of immunology (Baltimore, Md. : 1950) - 1 Jun 2009
Ferreira Viviana P, Herbert Andrew P, Cortés Claudio, McKee Kristi A, Blaum Bärbel S, Esswein Stefan T, Uhrín Dusan, Barlow Paul N, Pangburn Michael K, Kavanagh David
Abstract excerpt
Factor H (fH) is essential for complement homeostasis in fluid-phase and on surfaces. Its two C-terminal domains (CCP 19-20) anchor fH to self-surfaces where it prevents C3b amplification in a process requiring its N-terminal four domains. In atypical hemolytic uremic syndrome (aHUS), mutations clustering toward the C terminus of fH may disrupt interactions with surface-associated C3b or polyanions and thereby...
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