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Literature summary extracted from

  • De Leonardis, S.; De Lorenzo, G.; Borraccino, G.; Dipierro, S.
    A specific ascorbate free radical reductase isoenzyme participates in the regeneration of ascorbate for scavenging toxic oxygen species in potato tuber mitochondria (1995), Plant Physiol., 109, 847-851.
    View publication on PubMedView publication on EuropePMC

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.6.5.4 0.0025
-
 monodehydroascorbate
-
 Solanum tuberosum
1.6.5.4 0.0123
-
 NADH
-
 Solanum tuberosum
1.6.5.4 0.0573
-
 NADPH
-
 Solanum tuberosum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.6.5.4 mitochondrion
-
 Solanum tuberosum 5739
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.6.5.4 54000
-
 x * 54000, mitochondrial enzyme, SDS-PAGE Solanum tuberosum

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.6.5.4 NADH + monodehydroascorbate Solanum tuberosum enzyme participates in the regeneration of ascorbate for scavenging toxic oxygen species in potato tuber mitochondria NAD+ + ascorbate
-
 ?
1.6.5.4 NADH + monodehydroascorbate Solanum tuberosum the enzyme is an effective scavenger of the monodehydroascorbate radical NAD+ + ascorbate
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.6.5.4 Solanum tuberosum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.6.5.4
-
 Solanum tuberosum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.6.5.4 tuber
-
 Solanum tuberosum
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.6.5.4 additional information
-
-
 Solanum tuberosum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.6.5.4 NADH + monodehydroascorbate
-
 Solanum tuberosum NAD+ + ascorbate
-
 ?
1.6.5.4 NADH + monodehydroascorbate enzyme participates in the regeneration of ascorbate for scavenging toxic oxygen species in potato tuber mitochondria Solanum tuberosum NAD+ + ascorbate
-
 ?
1.6.5.4 NADH + monodehydroascorbate the enzyme is an effective scavenger of the monodehydroascorbate radical Solanum tuberosum NAD+ + ascorbate
-
 ?
1.6.5.4 NADPH + monodehydroascorbate
-
 Solanum tuberosum NADP+ + ascorbate
-
 ?

Subunits

EC Number Subunits Comment Organism
1.6.5.4 ? x * 54000, mitochondrial enzyme, SDS-PAGE Solanum tuberosum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.6.5.4 8
-
-
 Solanum tuberosum

Cofactor

EC Number Cofactor Comment Organism Structure
1.6.5.4 NADH
-
 Solanum tuberosum