TFPI cofactor function of protein S: essential role of the protein S SHBG-like domain

Author:

Reglińska-Matveyev Natalia1,Andersson Helena M.1,Rezende Suely M.2,Dahlbäck Björn3,Crawley James T. B.1,Lane David A.1,Ahnström Josefin1

Affiliation:

1. Centre for Haematology, Faculty of Medicine, Imperial College London, London, United Kingdom;

2. Department of Internal Medicine, Faculty of Medicine, Universidade Federal de Minas Gerais, Minas Gerais, Brazil; and

3. Department of Laboratory Medicine, Faculty of Medicine, Lund University, Malmö, Sweden

Abstract

Key Points The protein S SHBG-like domain and, more specifically, its LG1 subunit are important for binding and enhancement of TFPI. TFPI binding to the protein S SHBG-like domain likely positions TFPI Kunitz domain 2 for optimal interaction with the active site of FXa.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

Reference42 articles.

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2. Tissue factor pathway inhibitor: structure-function.;Broze;Front Biosci (Landmark Ed),2012

3. Low levels of tissue factor pathway inhibitor (TFPI) increase the risk of venous thrombosis.;Dahm;Blood,2003

4. Heterogeneity of plasma tissue factor pathway inhibitor.;Broze;Blood Coagul Fibrinolysis,1994

5. The C-terminus of tissue factor pathway inhibitor is essential to its anticoagulant activity.;Nordfang;Biochemistry,1991

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