structure of factor xi complexed with a pyrimidinone inhibitor

antecedent ashkenazi background biochemistry biology biomolecule bleeding blood cartoon cascade chain chemistry clotting coagulation coil color computer dimensional enzyme factor gaussian generated health helix hemophilia human illustration inhibitor interaction isolated liver medicine model molecule noonan plasma protease protein pyrimidinone ribbon science secondary serine shape sheet strand structure surface syndrome tertiary three thromboplastin white zymogen