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Literature summary for 3.4.21.B42 extracted from

  • Luo, L.Y.; Shan, S.J.; Elliott, M.B.; Soosaipillai, A.; Diamandis, E.P.
    Purification and characterization of human kallikrein 11, a candidate prostate and ovarian cancer biomarker, from seminal plasma (2006), Clin. Cancer Res., 12, 742-750.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
amidinophenylmethansulfonylfluorid complete inhibition at 2.5 microM Homo sapiens
Aprotinin 30% inhibition at 2.5 mM Homo sapiens
benzamidine 40% inhibition at 2.5 mM Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.27
-
Gln-Ala-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20, pH 7.5, 37°C Homo sapiens
0.28
-
Val-Pro-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20, pH 7.5, 37°C Homo sapiens
0.44
-
Phe-Ser-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20, pH 7.5, 37°C Homo sapiens
0.53
-
Pro-Phe-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20, pH 7.5, 37°C Homo sapiens
1.18
-
Gly-Pro-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20, pH 7.5, 37°C Homo sapiens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
40000
-
SDS-PAGE Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens Q9UBX7
-
-

Purification (Commentary)

Purification (Comment) Organism
to homogeneity by immunoaffinity chromatography and high-performance liquid chromatography Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
seminal plasma
-
Homo sapiens
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Gln-Ala-Arg-7-amido-4-methylcoumarin + H2O
-
Homo sapiens Gln-Ala-Arg + 7-amino-4-methylcoumarin
-
?
Gly-Pro-Arg-7-amido-4-methylcoumarin + H2O
-
Homo sapiens Gly-Pro-Arg + 7-amino-4-methylcoumarin
-
?
Phe-Ser-Arg-7-amido-4-methylcoumarin + H2O
-
Homo sapiens Phe-Ser-Arg + 7-amino-4-methylcoumarin
-
?
Pro-Phe-Arg-7-amido-4-methylcoumarin + H2O
-
Homo sapiens Pro-Phe-Arg + 7-amino-4-methylcoumarin
-
?
Val-Pro-Arg-7-amido-4-methylcoumarin + H2O
-
Homo sapiens Val-Pro-Arg + 7-amino-4-methylcoumarin
-
?

Subunits

Subunits Comment Organism
monomer SDS-PAGE Homo sapiens

Synonyms

Synonyms Comment Organism
hK11
-
Homo sapiens
human kallikrein 11
-
Homo sapiens

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.21
-
Gly-Pro-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20 (pH7.5), 37°C Homo sapiens
0.23
-
Gln-Ala-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20 (pH7.5), 37°C Homo sapiens
0.39
-
Phe-Ser-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20 (pH7.5), 37°C Homo sapiens
0.45
-
Val-Pro-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20 (pH7.5), 37°C Homo sapiens
1.86
-
Pro-Phe-Arg-7-amido-4-methylcoumarin 20 mM Tris, 150 mM NaCl, 0.01% Tween 20 (pH7.5), 37°C Homo sapiens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Homo sapiens