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Literature summary extracted from

  • Briseid, K.; Johannesen, S.
    Part of purified human plasma kallikrein removed together with a remaining IgG fraction - immunoblot experiments and functional tests (2002), Scand. J. Clin. Lab. Invest., 62, 21-24.
    View publication on PubMed

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.4.21.34 soluble plasma Homo sapiens
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.4.21.34 85000
-
 gel filtration, main peak Homo sapiens

Organism

EC Number Organism UniProt Comment Textmining
3.4.21.34 Homo sapiens
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.4.21.34 copurifies with IgG3 in an inactive complex, but can be separated, 2 activity peaks in gel filtration: peak 1 is kallikrein complexed with factor XI, peak 2 is the main one and uncomplexed enzyme Homo sapiens

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.4.21.34 plasma
-
 Homo sapiens
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.4.21.34 additional information
-
 activity with different substrates Homo sapiens
3.4.21.34 81
-
 purified enzyme, substrate D-Pro-Phe-Arg-4-nitroanilide Homo sapiens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.21.34 benzoyl-Pro-Phe-Arg-4-nitroanilide + H2O
-
 Homo sapiens benzoyl-Pro-Phe-Arg + 4-nitroaniline
-
 ir
3.4.21.34 D-Pro-Phe-Arg-4-nitroanilide + H2O
-
 Homo sapiens D-Pro-Phe-Arg + 4-nitroaniline
-
 ir
3.4.21.34 Glu-Pro-Arg-4-nitroanilide + H2O
-
 Homo sapiens Glu-Pro-Arg + 4-nitroaniline
-
 ?

Synonyms

EC Number Synonyms Comment Organism
3.4.21.34 PK
-
 Homo sapiens
3.4.21.34 plasma beta-kallikrein
-
 Homo sapiens