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Literature summary extracted from

  • Nadler, V.; Goldberg, I.; Hochman, A.
    Comparative study of bacterial catalases (1986), Biochim. Biophys. Acta, 882, 234-241.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.11.1.6 3-amino-1H-1,2,4-triazole not inhibitory Escherichia coli
1.11.1.6 3-amino-1H-1,2,4-triazole 59% inhibition at 20 mM Micrococcus luteus
1.11.1.6 3-amino-1H-1,2,4-triazole not inhibitory Rhodobacter capsulatus
1.11.1.6 3-amino-1H-1,2,4-triazole 90% inhibition at 20 mM Rhodospirillum rubrum
1.11.1.6 H2O2 inactivation half-life: 20-30 min at 2 mM Escherichia coli
1.11.1.6 H2O2 inactivation half-life: 20-30 min at 2 mM Rhodobacter capsulatus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.11.1.6 H2O2 Escherichia coli
-
 O2 + H2O
-
 ?
1.11.1.6 H2O2 Micrococcus luteus
-
 O2 + H2O
-
 ?
1.11.1.6 H2O2 Rhodospirillum rubrum
-
 O2 + H2O
-
 ?
1.11.1.6 H2O2 Rhodobacter capsulatus
-
 O2 + H2O
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.11.1.6 Escherichia coli
-
-
-
1.11.1.6 Micrococcus luteus
-
-
-
1.11.1.6 Rhodobacter capsulatus
-
-
-
1.11.1.6 Rhodospirillum rubrum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.11.1.6 partial Escherichia coli
1.11.1.6 partial Micrococcus luteus
1.11.1.6 partial Rhodobacter capsulatus
1.11.1.6 partial Rhodospirillum rubrum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.11.1.6 cell culture
-
 Rhodobacter capsulatus
-
1.11.1.6 cell culture
-
 Escherichia coli
-
1.11.1.6 cell culture
-
 Rhodospirillum rubrum
-
1.11.1.6 cell culture
-
 Micrococcus luteus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.11.1.6 ascorbate + H2O2
-
 Escherichia coli ? + H2O
-
 ?
1.11.1.6 ascorbate + H2O2
-
 Micrococcus luteus ? + H2O
-
 ?
1.11.1.6 ascorbate + H2O2
-
 Rhodospirillum rubrum ? + H2O
-
 ?
1.11.1.6 ascorbate + H2O2
-
 Rhodobacter capsulatus ? + H2O
-
 ?
1.11.1.6 H2O2
-
 Escherichia coli O2 + H2O
-
 ?
1.11.1.6 H2O2
-
 Micrococcus luteus O2 + H2O
-
 ?
1.11.1.6 H2O2
-
 Rhodospirillum rubrum O2 + H2O
-
 ?
1.11.1.6 H2O2
-
 Rhodobacter capsulatus O2 + H2O
-
 ?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.11.1.6 40
-
 inactivation above Rhodobacter capsulatus
1.11.1.6 40
-
 inactivation above Escherichia coli
1.11.1.6 50
-
-
 Rhodobacter capsulatus
1.11.1.6 50
-
 155% activation during transfer from 4°C in 5 min Micrococcus luteus
1.11.1.6 50
-
 188% activation during transfer from 4°C in 5 min Rhodospirillum rubrum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.11.1.6 5.5 10 no sharp optimum Rhodospirillum rubrum
1.11.1.6 5.5 10 no sharp optimum Micrococcus luteus
1.11.1.6 6 6.5
-
 Rhodobacter capsulatus
1.11.1.6 6 6.5
-
 Escherichia coli

Cofactor

EC Number Cofactor Comment Organism Structure
1.11.1.6 heme
-
 Rhodobacter capsulatus
1.11.1.6 heme
-
 Escherichia coli
1.11.1.6 heme
-
 Micrococcus luteus