IUBMB Enzyme Nomenclature

EC 3.4.21.7

Accepted name: plasmin

Reaction: Preferential cleavage: Lys > Arg; higher selectivity than trypsin. Converts fibrin into soluble products

Other names: fibrinase; fibrinolysin; actase; serum tryptase; thrombolysin

Comments: Formed from plasminogen by proteolysis which results in multiple forms of the active plasmin. In peptidase family S1 (trypsin family). Formerly EC 3.4.4.14

Links to other databases: BRENDA, EXPASY, KEGG, MEROPS, Metacyc, PDB, CAS registry number: 9001-90-5

References

1. Castellino, F.J. and Sodetz, J.M. Rabbit plasminogen and plasmin isozymes. Methods Enzymol. 45 (1976) 273-286. [PMID: 138065]

2. Castellino, F.J. and Powell, J.R. Human plasminogen. Methods Enzymol. 80 (1981) 365-378. [PMID: 6210827]

3. Robbins, K.C., Summaria, L. and Wohl, R.C. Human plasmin. Methods Enzymol. 80 (1981) 379-387. [PMID: 6210828]

[EC 3.4.21.7 created 1961 as EC 3.4.4.14, transferred 1972 to EC 3.4.21.7]


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