Protein S

Protein S is a vitamin K-dependent plasma protein formed in the liver that plays an important role in the inhibition of coagulation. It is a cofactor of activated protein C, with which it forms a complex. Protein C in binding to protein S inactivates activated factors V and VIII.

Links

 * Hemocoagulation
 * Hemokoagulation versus antikoagulation

Source

 * ŠVÍGLEROVÁ, Jitka. Protein S [online]. Poslední revize 18. 2. 2009, [cit. 12.11.2010]. < https://web.archive.org/web/20130512205017/http://wiki.lfp-studium.cz/index.php/Protein_S >.