CATH Classification

Domain Context

CATH Clusters

Superfamily Trypsin-like serine proteases
Functional Family Coagulation factor XI

Enzyme Information

3.4.21.27
Coagulation factor XIa.
based on mapping to UniProt P03951
Selective cleavage of Arg-|-Ala and Arg-|-Val bonds in factor IX to form factor IXa.
-!- The proenzyme XI is activated by EC 3.4.21.38. -!- Belongs to peptidase family S1.

UniProtKB Entries (1)

P03951
FA11_HUMAN
Homo sapiens
Coagulation factor XI

PDB Structure

PDB 2F83
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structure of the factor XI zymogen reveals a pathway for transactivation.
Papagrigoriou, E., McEwan, P.A., Walsh, P.N., Emsley, J.
Nat.Struct.Mol.Biol.
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