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Literature summary for 4.3.1.19 extracted from

  • Yu, X.; Li, Y.; Wang, X.
    Molecular evolution of threonine dehydratase in bacteria (2013), PLoS ONE, 8, e80750.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli as a His-tagged fusion protein Staphylococcus aureus
expressed in Escherichia coli as a His-tagged fusion protein Bacillus subtilis
expressed in Escherichia coli as a His-tagged fusion protein Escherichia coli
expressed in Escherichia coli as a His-tagged fusion protein Pseudomonas putida
expressed in Escherichia coli as a His-tagged fusion protein Corynebacterium glutamicum
expressed in Escherichia coli as a His-tagged fusion protein Streptomyces griseus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32000
-
-
Corynebacterium glutamicum
35200
-
-
Escherichia coli
37100
-
-
Staphylococcus aureus
42600
-
-
Streptomyces griseus
46500
-
-
Corynebacterium glutamicum
46600
-
-
Bacillus subtilis
46900
-
-
Staphylococcus aureus
54900
-
-
Pseudomonas putida
56100
-
-
Escherichia coli

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
-
-
Corynebacterium glutamicum
-
-
-
Escherichia coli
-
-
-
Pseudomonas putida
-
-
-
Staphylococcus aureus
-
-
-
Streptomyces griseus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
using Ni-NTA chromatography Staphylococcus aureus
using Ni-NTA chromatography Bacillus subtilis
using Ni-NTA chromatography Escherichia coli
using Ni-NTA chromatography Pseudomonas putida
using Ni-NTA chromatography Corynebacterium glutamicum
using Ni-NTA chromatography Streptomyces griseus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1000
-
pH 8, 22°C Streptomyces griseus
1470
-
pH 8, 22°C Staphylococcus aureus
7400
-
pH 8, 22°C Staphylococcus aureus
8500
-
pH 8, 22°C Corynebacterium glutamicum
9900
-
pH 8, 22°C Escherichia coli
23000
-
pH 8, 22°C Bacillus subtilis
89000
-
pH 8, 22°C Corynebacterium glutamicum
106000
-
pH 8, 22°C Pseudomonas putida
171000
-
pH 8, 22°C Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-threonine
-
Staphylococcus aureus 2-oxobutanoate + NH3
-
?
L-threonine
-
Bacillus subtilis 2-oxobutanoate + NH3
-
?
L-threonine
-
Escherichia coli 2-oxobutanoate + NH3
-
?
L-threonine
-
Pseudomonas putida 2-oxobutanoate + NH3
-
?
L-threonine
-
Corynebacterium glutamicum 2-oxobutanoate + NH3
-
?
L-threonine
-
Streptomyces griseus 2-oxobutanoate + NH3
-
?

Synonyms

Synonyms Comment Organism
BsBTD1
-
Bacillus subtilis
CgBTD1
-
Corynebacterium glutamicum
CgCTD
-
Corynebacterium glutamicum
EcBTD2
-
Escherichia coli
EcCTD
-
Escherichia coli
PpBTD2
-
Pseudomonas putida
SaBTD1
-
Staphylococcus aureus
SaCTD
-
Staphylococcus aureus
SgBTD1
-
Streptomyces griseus
threonine dehydratase
-
Staphylococcus aureus
threonine dehydratase
-
Bacillus subtilis
threonine dehydratase
-
Escherichia coli
threonine dehydratase
-
Pseudomonas putida
threonine dehydratase
-
Corynebacterium glutamicum
threonine dehydratase
-
Streptomyces griseus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
22
-
assay at Staphylococcus aureus
22
-
assay at Bacillus subtilis
22
-
assay at Escherichia coli
22
-
assay at Pseudomonas putida
22
-
assay at Corynebacterium glutamicum
22
-
assay at Streptomyces griseus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
43
-
T50: 43°C Staphylococcus aureus
43
-
T50: 43°C Escherichia coli
43
-
T50: 43°C Pseudomonas putida
43
-
T50: 43°C Corynebacterium glutamicum
47
-
T50: 47°C Corynebacterium glutamicum
47
-
T50: 47°C Streptomyces griseus
53
-
T50: 53°C Staphylococcus aureus
55
-
T50: 55°C Bacillus subtilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
assay at Staphylococcus aureus
8
-
assay at Bacillus subtilis
8
-
assay at Escherichia coli
8
-
assay at Pseudomonas putida
8
-
assay at Corynebacterium glutamicum
8
-
assay at Streptomyces griseus