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Literature summary for 3.4.21.9 extracted from

  • Liepnieks, J.J.; Light, A.
    The preparation and properties of bovine enterokinase (1979), J. Biol. Chem., 254, 1677-1683.
    View publication on PubMed
Search for more literature for 3.4.21.9

Inhibitors

Inhibitors Comment Organism Structure
Trypsin inhibitor Kunitz Bos taurus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.017
-
 Trypsinogen
-
 Bos taurus

Organism

Organism UniProt Comment Textmining
Bos taurus
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
side-chain modification 35% carbohydrate Bos taurus

Purification (Commentary)

Purification (Comment) Organism
-
 Bos taurus

Source Tissue

Source Tissue Comment Organism Textmining
duodenum duodenal mucosa Bos taurus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
 Bos taurus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
benzoyl-Arg ethyl ester + H2O
-
 Bos taurus benzoyl-Arg + ethanol
-
 ?
N2-benzoyl-L-Arg ethyl ester + H2O
-
 Bos taurus ?
-
 ?
Tosyl-Arg methyl ester + H2O
-
 Bos taurus Tosyl-Arg + methanol
-
 ?
tosyl-Lys methyl ester + H2O
-
 Bos taurus tosyl-Lys + methanol
-
 ?
trypsinogen + H2O
-
 Bos taurus trypsin + ?
-
 ?

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
6.3
-
 Trypsinogen
-
 Bos taurus
12
-
 tosyl-Arg methyl ester
-
 Bos taurus
12
-
 Tosyl-Lys methyl ester
-
 Bos taurus
53
-
 N2-benzoyl-L-Arg ethyl ester
-
 Bos taurus