function:Probably has no proteolytic activity, since crucial characteristic of serine proteases catalytic sites are not conserved.,PTM:May be cleaved after Arg-483, to yield two chains held together by disulfide bonds, or two separate polypeptides.,similarity:Belongs to the peptidase S1 family.,similarity:Belongs to the peptidase S1 family. Plasminogen subfamily.,similarity:Contains 1 PAN domain.,similarity:Contains 1 peptidase S1 domain.,similarity:Contains 4 kringle domains.,subunit:Dimer of an alpha chain and a beta chain linked by a disulfide bond.,
Secreted.
Liver,Plasma,Testis,
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