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Literature summary 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

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

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.14.17.4 1-aminocyclopropane-1-carboxylate + ascorbate + O2 Zea mays
-
 ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?
1.14.17.4 1-aminocyclopropane-1-carboxylate + ascorbate + O2 Helianthus annuus
-
 ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?

Organism

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

Source Tissue

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

Specific Activity [micromol/min/mg]

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

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.14.17.4 1-aminocyclopropane-1-carboxylate + ascorbate + O2
-
 Zea mays ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?
1.14.17.4 1-aminocyclopropane-1-carboxylate + ascorbate + O2
-
 Helianthus annuus ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?
1.14.17.4 1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 i.e. ACC Zea mays ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?
1.14.17.4 1-aminocyclopropane-1-carboxylate + L-ascorbate + O2 i.e. ACC Helianthus annuus ethylene + cyanide + dehydroascorbate + CO2 + H2O
-
 ?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.14.17.4 30
-
 assay at Zea mays
1.14.17.4 30
-
 assay at Helianthus annuus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.14.17.4 additional information
-
 2 isozymes, dependent assay conditions Zea mays
1.14.17.4 additional information
-
 2 isozymes, dependent assay conditions Helianthus annuus
1.14.17.4 7
-
 assay at Zea mays
1.14.17.4 7
-
 assay at Helianthus annuus