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Literature summary for 1.11.1.6 extracted from

  • Ro, Y.T.; Lee, H.I.; Kim, E.J.; Koo, J.H.; Kim, E.; Kim, Y.M.
    Purification, characterization, and physiological response of a catalase-peroxidase in Mycobacterium sp. strain JC1 DSM 3803 grown on methanol (2003), FEMS Microbiol. Lett., 226, 397-403.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
3-Amino-1,2,4-triazole 18% activation of catalase activity and unaltered peroxidase activity at 0.1 mM, 56% activation of catalase activity and 21% activation of peroxidase activity at 10 mM Mycobacterium sp.

General Stability

General Stability Organism
enzyme is still active in 0.1% SDS Mycobacterium sp.

Inhibitors

Inhibitors Comment Organism Structure
hydroxylamine 99% inhibition of catalase activity and 17% inhibition of peroxidase activity at 0.1 mM, complete inhibition of catalase activity and 56% inhibition of peroxidase activity at 1 mM Mycobacterium sp.
KCN 74% inhibition of catalase activity and 86% inhibition of peroxidase activity at 0.1 mM, 96% inhibition of catalase and peroxidase activity at 1 mM Mycobacterium sp.
NaN3 68% inhibition of catalase activity and 90% inhibition of peroxidase activity at 0.1 mM, 92% inhibition of catalase activity and 99% inhibition of peroxidase activity at 1 mM Mycobacterium sp.

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.048
-
o-Dianisidine peroxidase activity, pH 4.5, 30°C Mycobacterium sp.
1.47
-
H2O2 peroxidase activity, pH 4.5, 30°C Mycobacterium sp.
6.3
-
H2O2 catalase activity, pH 7.0, 30°C Mycobacterium sp.

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ required for catalase activity Mycobacterium sp.

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
80000
-
2 * 80000, SDS-PAGE Mycobacterium sp.
160000
-
gel filtration Mycobacterium sp.

Organism

Organism UniProt Comment Textmining
Mycobacterium sp.
-
-
-
Mycobacterium sp. DSM 3803 / JC1
-
-
-

Purification (Commentary)

Purification (Comment) Organism
native enzyme from the soluble fraction, 47.3fold to homogeneity Mycobacterium sp.

Source Tissue

Source Tissue Comment Organism Textmining
culture condition:methanol-grown cell 0.5% v/v methanol in the cell culture medium Mycobacterium sp.
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Mycobacterium sp.
1145
-
purified enzyme, catalase activity Mycobacterium sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2O2 catalase activity Mycobacterium sp. O2 + H2O
-
?
H2O2 catalase activity Mycobacterium sp. DSM 3803 / JC1 O2 + H2O
-
?
H2O2 catalase activity Mycobacterium sp. JC1 DSM 3803 O2 + H2O
-
?
H2O2 + methanol peroxidase activity Mycobacterium sp. formaldehyde + H2O
-
?
H2O2 + methanol peroxidase activity Mycobacterium sp. DSM 3803 / JC1 formaldehyde + H2O
-
?
H2O2 + methanol peroxidase activity Mycobacterium sp. JC1 DSM 3803 formaldehyde + H2O
-
?
H2O2 + o-dianisidine peroxidase activity Mycobacterium sp. ? + H2O
-
?
H2O2 + o-dianisidine peroxidase activity Mycobacterium sp. DSM 3803 / JC1 ? + H2O
-
?
H2O2 + o-dianisidine peroxidase activity Mycobacterium sp. JC1 DSM 3803 ? + H2O
-
?

Subunits

Subunits Comment Organism
dimer 2 * 80000, SDS-PAGE Mycobacterium sp.

Synonyms

Synonyms Comment Organism
catalase-peroxidase
-
Mycobacterium sp.
CP
-
Mycobacterium sp.

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
catalase activity Mycobacterium sp.
40
-
peroxidase activity Mycobacterium sp.

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
1 min, loss of over 80% of both activities Mycobacterium sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4
-
peroxidase activity Mycobacterium sp.
7
-
catalase activity Mycobacterium sp.

pI Value

Organism Comment pI Value Maximum pI Value
Mycobacterium sp. isoelectric focusing
-
4.9