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Literature summary extracted from

  • Lu, D.; Yua, X.; Zheng, X.; Sadler, J.E.
    Bovine proenteropeptidase is activated by trypsin, and the specificity of enteropeptidase depends on the heavy chain (1997), J. Biol. Chem., 272, 31293-31300.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.4.21.9 0.0056
-
 Trypsinogen pH 5.6 Bos taurus
3.4.21.9 0.007
-
 Trypsinogen bovine trypsinogen Bos taurus
3.4.21.9 0.22
-
 Gly-Asp-Asp-Asp-Asp-Lys-2-naphthylamide
-
 Bos taurus
3.4.21.9 1.2
-
 Trypsinogen pH 8.4 Bos taurus

Organism

EC Number Organism UniProt Comment Textmining
3.4.21.9 Bos taurus
-
-
-

Posttranslational Modification

EC Number Posttranslational Modification Comment Organism
3.4.21.9 proteolytic modification the zymogen proenteropeptidase is activated by trypsin Bos taurus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.21.9 Gly-Asp-Asp-Asp-Asp-Lys-2-naphthylamide + H2O
-
 Bos taurus Gly-Asp-Asp-Asp-Asp-Lys + 2-naphthylamine
-
 ?
3.4.21.9 additional information the enteropeptidase heavy chain has little influence on the recognition of small peptides, but strongly influences macromolecular substrate recognition Bos taurus ?
-
 ?
3.4.21.9 trypsinogen + H2O
-
 Bos taurus trypsin + ?
-
 ?

Synonyms

EC Number Synonyms Comment Organism
3.4.21.9 BEK
-
 Bos taurus

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3.4.21.9 4
-
 Trypsinogen pH 5.6 Bos taurus
3.4.21.9 6.9
-
 Trypsinogen pH 8.4 Bos taurus
3.4.21.9 24.1
-
 Gly-Asp-Asp-Asp-Asp-Lys-2-naphthylamide
-
 Bos taurus