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Literature summary extracted from

  • Gebicka, L.; Jurgas-Grudzinska, M.
    Activity and stability of catalase in nonionic micellar and reverse micellar systems (2004), Z. Naturforsch. C, 59, 887-891.
    View publication on PubMed

General Stability

EC Number General Stability Organism
1.11.1.6 enzyme stability at 23°C, 37°C or 50°C in nonionic micellar and reverse micellar systems, formed by mixing of Brij 30, Brij 35, cyclohexane, decaline, dodecane, n-heptane or isooctane, and water Bos taurus
1.11.1.6 polyethylene glycol and glycol stabilize best, 3-7fold increase in enzyme stability at 30°C, pH 7.0 Bos taurus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.11.1.6 H2O2 Bos taurus
-
 O2 + H2O
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.11.1.6 Bos taurus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.11.1.6 commercial preparation
-
 Bos taurus
-
1.11.1.6 liver
-
 Bos taurus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.11.1.6 additional information
-
 enzyme activity at pH 7.0, 23°C, in nonionic micellar and reverse micellar systems, formed by mixing of Brij 30, Brij 35, cyclohexane, decaline, dodecane, n-heptane or isooctane, and water, overview Bos taurus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.11.1.6 H2O2
-
 Bos taurus O2 + H2O
-
 ?
1.11.1.6 additional information the enzyme does not interact with Brij 35 micelles, enzyme exhibits superactivity in the reverse micells formed by 0.1 M Brij 30 in heptane, isooctane, and dodecane, but not in decaline Bos taurus ?
-
 ?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.11.1.6 37
-
 enzyme in homogenous aqueous solution: half-life is 19.0 h, enzyme in aqueous solution with Brij 35: half-life is 17.5 h, enzyme in reverse micelles of 0.1 M Brij 30 in n-heptane: half-life is 14.5 h Bos taurus
1.11.1.6 50
-
 enzyme in homogenous aqueous solution: half-life is 35 min, enzyme in aqueous solution with Brij 35: half-life is 12 min, enzyme in reverse micelles of 0.1 M Brij 30 in n-heptane: half-life is 77 min Bos taurus