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Literature summary extracted from

  • Bailly, C.; Leymarie, J.; Lehner, A.; Rousseau, S.; Come, D.; Corbineau, F.
    Catalase activity and expression in developing sunflower seeds as related to drying (2004), J. Exp. Bot., 55, 475-483.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
1.11.1.6 additional information stimulation of the enzyme by natural and artificial drying Helianthus annuus

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.11.1.6 gene expression analysis during flowering and seed development Helianthus annuus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.11.1.6 H2O2 Helianthus annuus enzyme is responsible for prevention of dehydration-related oxidative damage during seed desiccation, H2O2 may play a role for enzyme expression regulation and in the transduction pathway O2 + H2O
-
 ?
1.11.1.6 additional information Helianthus annuus regulation of enzyme expression and activity by drying occurs on transcriptional level, increase in enzyme activity during drying is associated with an decrease of H2O2 level and lipid peroxidation ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.11.1.6 Helianthus annuus
-
 cv. Fructidor
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.11.1.6 additional information germination tests and seed moisture content determination Helianthus annuus
-
1.11.1.6 seed developing, expression and activity increase in non hydrated seeds and during desiccation on the mother plant and after artificial drying on the flowerhead Helianthus annuus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.11.1.6 H2O2
-
 Helianthus annuus O2 + H2O
-
 ?
1.11.1.6 H2O2 enzyme is responsible for prevention of dehydration-related oxidative damage during seed desiccation, H2O2 may play a role for enzyme expression regulation and in the transduction pathway Helianthus annuus O2 + H2O
-
 ?
1.11.1.6 additional information regulation of enzyme expression and activity by drying occurs on transcriptional level, increase in enzyme activity during drying is associated with an decrease of H2O2 level and lipid peroxidation Helianthus annuus ?
-
 ?

Subunits

EC Number Subunits Comment Organism
1.11.1.6 More dehydration induces the synthesis of a 55 kDa subunit via activation of the CATA1 gene Helianthus annuus
1.11.1.6 tetramer subunit composition of different plants, overview Helianthus annuus

Synonyms

EC Number Synonyms Comment Organism
1.11.1.6 CAT
-
 Helianthus annuus