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Literature summary for 3.4.22.14 extracted from

  • McDowall, M.A.
    Anionic proteinase from Actinidia chinensis. Preparation and properties of the crystalline enzyme (1970), Eur. J. Biochem., 14, 214-221.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
-
Actinidia chinensis

Inhibitors

Inhibitors Comment Organism Structure
4,4'-dithiodipyridine
-
Actinidia chinensis
5,5'-dithiobis(2-nitrobenzoic acid)
-
Actinidia chinensis
iodoacetate
-
Actinidia chinensis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
89
-
benzoyl-L-Arg ethyl ester pH 5.6, 25°C, in 0.3 M KCl Actinidia chinensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
12800
-
gel filtration Actinidia chinensis

Organism

Organism UniProt Comment Textmining
Actinidia chinensis
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
fruit
-
Actinidia chinensis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Actinidia chinensis

Storage Stability

Storage Stability Organism
4°C, crystalline enzyme, resuspended in dialysis buffer at pH 4, stable for several months Actinidia chinensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Benzoyl-L-Arg ethyl ester + H2O
-
Actinidia chinensis Benzoyl-L-Arg + ethanol
-
?
Gelatin + H2O
-
Actinidia chinensis ?
-
?
p-toluene-sulphonyl-L-glutamine p-nitrophenyl ester + H2O
-
Actinidia chinensis p-toluene-sulphonyl-L-glutamine + 4-nitrophenol
-
?

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
2.6
-
benzoyl-L-Arg ethyl ester pH 5.6, 25°C, in 0.3 M KCl Actinidia chinensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5 6
-
Actinidia chinensis

pH Range

pH Minimum pH Maximum Comment Organism
3.5 8.8 about 45% of maximal activity at pH 3.5 and at pH 8.8 Actinidia chinensis