Literature summary extracted from

Brodrick, J.W.; Largman, C.; Hsiang, M.W.; Johnson, J.H.; Geokas, M.C.
Structural basis for the specific activation of human enteropeptidase (1978), J. Biol. Chem., 253, 2737-2742.

KM Value [mM]

EC Number	KM Value [mM]	KM Value Maximum [mM]	Substrate	Comment	Organism	Structure
3.4.21.9	0.0045	-	Trypsinogen	bovine trypsinogen	Sus scrofa
3.4.21.9	0.0072	-	Trypsinogen	human trypsinogen	Homo sapiens

Organism

EC Number	Organism	UniProt	Comment	Textmining
3.4.21.9	Homo sapiens	-	-	-
3.4.21.9	Sus scrofa	-	-	-

Substrates and Products (Substrate)

EC Number	Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
3.4.21.9	trypsinogen + H2O	-	Sus scrofa	trypsin + ?	-	?
3.4.21.9	trypsinogen + H2O	human cationic trypsinogen is activated much more readily than bovine trypsinogen	Homo sapiens	trypsin + ?	-	?

Turnover Number [1/s]

EC Number	Turnover Number Minimum [1/s]	Turnover Number Maximum [1/s]	Substrate	Comment	Organism	Structure
3.4.21.9	2.3	-	Trypsinogen	bovine trypsinogen	Sus scrofa
3.4.21.9	2.8	-	Trypsinogen	human trypsinogen	Homo sapiens

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Release 2023.1 (January 2023)