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Literature summary extracted from

  • Kvaratskhelia, M.; George, S.J.; Thorneley, R.N.
    Salicylic acid is a reducing substrate and not an effective inhibitor of ascorbate peroxidase (1997), J. Biol. Chem., 272, 20998-21001.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.11.1.11 salicylic acid reducing substrate, not inhibitory Camellia sinensis
1.11.1.11 salicylic acid reducing substrate, not inhibitory Nicotiana tabacum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.11.1.11 chloroplast thylakoid-bound Camellia sinensis 9507
-
1.11.1.11 chloroplast stroma
-
Camellia sinensis 9570
-
1.11.1.11 cytosol
-
Camellia sinensis 5829
-

Organism

EC Number Organism UniProt Comment Textmining
1.11.1.11 Camellia sinensis
-
tea
-
1.11.1.11 Nicotiana tabacum
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.11.1.11 leaf
-
Nicotiana tabacum
-
1.11.1.11 leaf
-
Camellia sinensis
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.11.1.11 100
-
cytosolic enzyme, in the presence and absence of salicylic acid Camellia sinensis
1.11.1.11 1500
-
chloroplastic enzyme, in the presence and absence of salicylic acid Camellia sinensis

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.11.1.11 L-ascorbate + H2O2
-
Nicotiana tabacum dehydroascorbate + H2O
-
?
1.11.1.11 L-ascorbate + H2O2
-
Camellia sinensis dehydroascorbate + H2O
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.11.1.11 4.5
-
assay at, thylakoid-bound chloroplastic isoenzyme Camellia sinensis
1.11.1.11 7
-
-
Nicotiana tabacum
1.11.1.11 7
-
chloroplastic stromal and cytosolic enzyme, assay at Camellia sinensis