CATH Classification

Domain Context

CATH Clusters

Superfamily Laminin
Functional Family Coagulation factor VII

Enzyme Information

3.4.21.22
Coagulation factor IXa.
based on mapping to UniProt P00740
Selective cleavage of Arg-|-Ile bond in factor X to form factor Xa.
-!- The proenzyme factor IX is activated by EC 3.4.21.27. -!- Belongs to peptidase family S1.

UniProtKB Entries (1)

P01008
ANT3_HUMAN
Homo sapiens
Antithrombin-III

PDB Structure

PDB 3KCG
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Molecular basis of factor IXa recognition by heparin-activated antithrombin revealed by a 1.7-A structure of the ternary complex.
Johnson, D.J., Langdown, J., Huntington, J.A.
Proc.Natl.Acad.Sci.USA
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