" /> Carboxypeptidase B2 - CISMeF





Preferred Label : Carboxypeptidase B2;

NCIt synonyms : Thrombin-Activable Fibrinolysis Inhibitor; EC 3.4.17.20; TAFI; Carboxypeptidase U; Thrombin-Activatable Fibrinolysis Inhibitor; Plasma Carboxypeptidase B; CPB2; pCPB;

NCIt definition : Carboxypeptidase B2 (423 aa, 48 kDa) is encoded by the human CPB2 gene. This protein is involved in the cleavage of C-terminal arginine or lysine residues from biologically active peptides and partially degraded fibrin.;

NCIt note : The carboxypeptidase B2 zymogen is stabilized by interactions with the activation peptide. Thrombin mediates the release of the activation peptide and results in increased mobility of a dynamic flap in the protein structure. This leads to conformational changes that expose a cryptic thrombin-cleavage site present at Arg-324 and contributes to the short half-life of active carboxypeptidase B2. (UniProt);

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04/05/2025


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