3.4.21.9: enteropeptidase

This is an abbreviated version!
For detailed information about enteropeptidase, go to the full flat file.

Reaction

Activation of trypsinogen by selective cleavage of Lys6-/-Ile bond =

Synonyms

BEK, BEP, bovine enterokinase light chain, bovine enteropeptidase, Chinese bovine enterokinase, Chinese northern yellow bovine enterokinase catalytic subunit, EC 3.4.4.8, EK, EKL, EKL-His6, EKLC, enterokinase, enterokinase light chain, enteropeptidase, enteropeptidase light chain, EP 118-1035, EP-1, EPL, HEK, HEP, human enteropeptidase, L-BEP, L-HEK, L-HEP, native enterokinase, natural enteropeptidase, peptidase, entero-, porcine enterokinase, PRSS7, recombinant bovine enterokinase catalytic subunit protein, recombinant enterokinase light chain, recombinant His-tagged enterokinase light chain, rEKL, rEKL/His, sBEKLC, TMPRSS15

ECTree

     3 Hydrolases

         3.4 Acting on peptide bonds (peptidases)

             3.4.21 Serine endopeptidases

                3.4.21.9 enteropeptidase

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Results	in table
2	Activating Compound
84	AA Sequence
19	Application
1	CAS Registry Number
26	Cloned(Commentary)
3	Crystallization (Commentary)
420	Disease/ Diagnostics
10	General Information
2	General Stability
40	Inhibitors
39	kcat/KM [mM/s]
4	Ki Value [mM]
139	KM Value [mM]
7	Localization
11	Metals/Ions
25	Molecular Weight [Da]
27	Natural Substrates/ Products (Substrates)
74	Organism
11	PDB ID
18	pH Optimum
6	pH Range
14	Posttranslational Modification
31	Protein Variants
32	Purification (Commentary)
1	Reaction
12	Reaction Type
74	Reference
3	Renatured (Commentary)
35	Source Tissue
14	Specific Activity [micromol/min/mg]
4	Storage Stability
250	Substrates and Products (Substrate)
20	Subunits
73	Synonyms
9	Temperature Optimum [°C]
2	Temperature Range [°C]
5	Temperature Stability [°C]
109	Turnover Number [1/s]

Storage Stability

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Storage Stability on EC 3.4.21.9 - enteropeptidase

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STORAGE STABILITY

ORGANISM

UNIPROT

LITERATURE

100% activity during storage at –20°C for at least for 1.5 years

Homo sapiens

-

683172

4°C, enzyme immobilized onto amine-modified magnetic nanoparticles, 30 days, 10% loss of activity

Bos taurus

-

753320

4°C, free enzyme, 30 days, 25% loss of activity

Bos taurus

-

753320

The free enzyme has a half life of 8 days at 23°C. The immobilised enzyme has a half life of 29 days at 23°C. The immobilised and glutardialdehyde treated enzyme has a half life of 36 days at 23°C. The free enzyme has a half life of 85 days at 4°C. The immobilised enzyme has a half life of 10 month at 4°C.

Bos taurus

-

683266