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Literature summary for 1.14.17.4 extracted from

  • Finlayson, S.A.; Reid, D.M.; Morgan, P.W.
    Root and leaf specific ACC oxidase activity in corn and sunflower seedlings (1997), Phytochemistry, 45, 869-877.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
CO2 strong activation in leaves, but not in roots Zea mays
CO2 strong activation in leaves, but not in roots Helianthus annuus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1-aminocyclopropane-1-carboxylate + ascorbate + O2 Zea mays
-
ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + ascorbate + O2 Helianthus annuus
-
ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?

Organism

Organism UniProt Comment Textmining
Helianthus annuus
-
var. Dahlgren 131
-
Helianthus annuus
-
2 isozymes in roots and leaves
-
Zea mays
-
2 isozymes in roots and leaves
-
Zea mays
-
cv. Texas 5855
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf leaf-specific isozyme, stimulated by CO2 Zea mays
-
leaf leaf-specific isozyme, stimulated by CO2 Helianthus annuus
-
root primary Zea mays
-
root root specific isozyme, not stimulated by CO2 Zea mays
-
root root specific isozyme, not stimulated by CO2 Helianthus annuus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
activity of 2 isozymes in roots and leaves Zea mays
additional information
-
activity of 2 isozymes in roots and leaves Helianthus annuus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-aminocyclopropane-1-carboxylate + ascorbate + O2
-
Zea mays ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + ascorbate + O2
-
Helianthus annuus ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 i.e. ACC Zea mays ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?
1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 i.e. ACC Helianthus annuus ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Zea mays
30
-
assay at Helianthus annuus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
additional information
-
2 isozymes, dependent assay conditions Zea mays
additional information
-
2 isozymes, dependent assay conditions Helianthus annuus
7
-
assay at Zea mays
7
-
assay at Helianthus annuus