plasma prekallikrein

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• Prekallikrein — (PK), also known as Fletcher factor , is a 85,000 Mr serine protease that complexes with HK. PK is the precursor of plasma kallikrein, which is a serine protease that activates kinins. PK is cleaved to produce kallikrein by Factor XII (Hageman… …   Wikipedia

• prekallikrein — A plasma glycoprotein that in complex with kininogen serves as a cofactor in the activation of factor XII. P. also serves as the proenzyme for plasma kallikrein. SYN: Fletcher factor. * * * pre·kal·li·kre·in (pre″kal ĭ kreґin) a plasma …   Medical dictionary

• plasma kallikrein — [EC 3.4.21.34] a plasma enzyme of the hydrolase class that cleaves HMW kininogen to produce bradykinin; it also activates blood coagulation factors XII and VII and plasminogen. It is formed from prekallikrein by activated coagulation factor XII …   Medical dictionary

• PKK — plasma prekallikrein …   Medical dictionary

• PKK — • plasma prekallikrein …   Dictionary of medical acronyms & abbreviations

• KLKB1 — Kallikrein B, plasma (Fletcher factor) 1, also known as KLKB1, is a human gene. PBB Summary section title = summary text = Plasma prekallikrein is a glycoprotein that participates in the surface dependent activation of blood coagulation,… …   Wikipedia

• Factor XI — Coagulation factor XI PDB rendering based on 1xx9 …   Wikipedia

• Factor XII — Coagulation factor XII (Hageman factor) Identifiers Symbols F12; HAE3; HAEX; HAF External IDs …   Wikipedia

• PRCP — Prolylcarboxypeptidase (angiotensinase C), also known as PRCP, is a human gene.cite web | title = Entrez Gene: PRCP prolylcarboxypeptidase (angiotensinase C)| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView… …   Wikipedia

• Hagemann factor — Plasma b globulin (110 kD), blood clotting factor XII, which is activated by contact with surfaces to form Factor XIIa, that in turn activates factor XI. Factor XIIa also generates plasmin from plasminogen and kallikreinfrom prekallikrein. Both… …   Dictionary of molecular biology

• Coagulation — This article is about blood clotting. For other meanings see Coagulation (disambiguation). Coagulation is a complex process by which blood forms clots. It is an important part of hemostasis, the cessation of blood loss from a damaged vessel,… …   Wikipedia