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Literature summary for 1.11.1.24 extracted from

  • Liau, Y.; Chen, Y.; Lin, C.; Huang, J.; Lin, C.
    Characterisation of 2-Cys peroxiredoxin isozyme (Prx1) from Taiwanofungus camphorata (Niu-chang-chih): Expression and enzyme properties (2010), Food Chem., 119, 154-160.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
dithiothreitol dithiothreitol is capable of reducing the oxidised form of the Prx1 to regenerate its activity Taiwanofungus camphoratus
additional information Prx1's ability to remove H2O2 is not supported by the presence of 1 mM GSH Taiwanofungus camphoratus

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli C43(DE3) cells Taiwanofungus camphoratus

General Stability

General Stability Organism
the enzyme shows 57% activity after 40 min of incubation at 37°C with trypsin, the enzyme shows 46% activity after 20 min of incubation at 37°C with one-tenth its weight of chymotrypsin, the enzyme retains about 45% activity in 0.2 M imidazole Taiwanofungus camphoratus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
23000
-
Prx1 monomer, SDS-PAGE Taiwanofungus camphoratus

Organic Solvent Stability

Organic Solvent Comment Organism
SDS the enzyme retains 40.5% activity in 2% (w/v) SDS Taiwanofungus camphoratus

Organism

Organism UniProt Comment Textmining
Taiwanofungus camphoratus A1KXR1
-
-

Purification (Commentary)

Purification (Comment) Organism
Ni-NTA Sepharose column chromatography Taiwanofungus camphoratus

Source Tissue

Source Tissue Comment Organism Textmining
fruit body
-
Taiwanofungus camphoratus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2O2 + reduced thioredoxin
-
Taiwanofungus camphoratus H2O + oxidized thioredoxin
-
?

Synonyms

Synonyms Comment Organism
Prx1 2-Cys peroxiredoxin isozyme Taiwanofungus camphoratus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
the enzyme retains 60% activity at 60°C for 2.5 min Taiwanofungus camphoratus

pH Stability

pH Stability pH Stability Maximum Comment Organism
5 11 the enzyme is stable under a broad pH range from 5.0 to 11.0 Taiwanofungus camphoratus

Cofactor

Cofactor Comment Organism Structure
thioredoxin
-
Taiwanofungus camphoratus