CATH Classification

Domain Context

CATH Clusters

Superfamily Laminin
Functional Family Coagulation factor X (Predicted)

Enzyme Information

3.4.21.6
Coagulation factor Xa.
based on mapping to UniProt P00743
Selective cleavage of Arg-|-Thr and then Arg-|-Ile bonds in prothrombin to form thrombin.
-!- A blood coagulation factor formed from the proenzyme factor X by limited proteolysis. -!- Factor X is a glycoprotein composed of a heavy chain and a light chain, which are generated from a precursor protein by the excision of the tripeptide RKR and held together by one or more disulfide bonds. -!- The activated factor Xa converts prothrombin to thrombin in the presence of factor Va, Ca(2+) and phospholipids. -!- Scutelarin (EC 3.4.21.60) has similar specificity, but does not require factor Va. -!- Belongs to peptidase family S1.

UniProtKB Entries (1)

P00743
FA10_BOVIN
Bos taurus
Coagulation factor X

PDB Structure

PDB 1APO
External Links
Method SOLUTION NMR
Organism
Primary Citation
Three-dimensional structure of the apo form of the N-terminal EGF-like module of blood coagulation factor X as determined by NMR spectroscopy and simulated folding.
Ullner, M., Selander, M., Persson, E., Stenflo, J., Drakenberg, T., Teleman, O.
Biochemistry
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