Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 1.11.1.6 extracted from

  • Shi, X.; Feng, M.; Zhao, Y.; Guo, X.; Zhou, P.
    Overexpression, purification and characterization of a recombinant secretary catalase from Bacillus subtilis (2008), Biotechnol. Lett., 30, 181-186.
    View publication on PubMed

Application

Application Comment Organism
synthesis production of recombinant Bacillus subtilis catalase and purification from culture fluid. Purified enzyme has a specific activity of 34600 U/mg and is more resistant to acidic conditions than bovine liver catalase Bacillus subtilis

Cloned(Commentary)

Cloned (Comment) Organism
expression in Bacillus subtilis Bacillus subtilis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
52.5
-
H2O2
-
Bacillus subtilis

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Bacillus subtilis
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
60000
-
4 * 60000, SDS-PAGE Bacillus subtilis
240000
-
PAGE Bacillus subtilis

Organism

Organism UniProt Comment Textmining
Bacillus subtilis Q9AQQ9 KatA
-
Bacillus subtilis KatA Q9AQQ9 KatA
-

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme Bacillus subtilis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
34600
-
-
Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2O2
-
Bacillus subtilis O2 + H2O
-
?
H2O2
-
Bacillus subtilis KatA O2 + H2O
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 60000, SDS-PAGE Bacillus subtilis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Bacillus subtilis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
15 h, incubation below 40°C, retains most of its activity. Activity is quickly lost above 40°C Bacillus subtilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Bacillus subtilis

pH Range

pH Minimum pH Maximum Comment Organism
5 8
-
Bacillus subtilis