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Literature summary extracted from

  • Eilers, T.; Schwarz, G.; Brinkmann, H.; Witt, C.; Richter, T.; Nieder, J.; Koch, B.; Hille, R.; Hansch, R.; Mendel, R.R.
    Identification and biochemical characterization of Arabidopsis thaliana sulfite oxidase: a new player in plant sulfur metabolism (2001), J. Biol. Chem., 276, 46989-46994.
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.8.3.1
-
 Arabidopsis thaliana

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.8.3.1 NaCl 50% inhibition at 70 mM, in Tris/HCl 20 mM, pH 8.5 Arabidopsis thaliana
1.8.3.1 potassium nitrate 50% inhibition at 1 mM, in Tris/HCl 20 mM, pH 8.5 Arabidopsis thaliana
1.8.3.1 potassium phosphate 50% inhibition at 30 mM, pH 8.5 Arabidopsis thaliana
1.8.3.1 Tris/HCl 50% inhibition at 90 mM, pH 8.5 Arabidopsis thaliana

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.8.3.1 0.034
-
 sulfite
-
 Arabidopsis thaliana
1.8.3.1 0.051
-
 sulfite
-
 Nicotiana tabacum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.8.3.1 peroxisome
-
 Nicotiana tabacum 5777
-
1.8.3.1 peroxisome
-
 Arabidopsis thaliana 5777
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.8.3.1 Mo molybdopterin Arabidopsis thaliana

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.8.3.1 40000
-
 gel filtration, predicted amino acid sequence Arabidopsis thaliana
1.8.3.1 46000
-
 ? * 46000, SDS-PAGE Nicotiana tabacum

Organism

EC Number Organism UniProt Comment Textmining
1.8.3.1 Arabidopsis thaliana Q9S850
-
-
1.8.3.1 Nicotiana tabacum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.8.3.1
-
 Nicotiana tabacum
1.8.3.1
-
 Arabidopsis thaliana

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.8.3.1 772
-
-
 Nicotiana tabacum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.8.3.1 sulfite + O2 + H2O
-
 Nicotiana tabacum sulfate + H2O2
-
 r

Subunits

EC Number Subunits Comment Organism
1.8.3.1 ? ? * 46000, SDS-PAGE Nicotiana tabacum
1.8.3.1 monomer 1 * 40000, gel filtration, predicted amino acid sequence Arabidopsis thaliana

Cofactor

EC Number Cofactor Comment Organism Structure
1.8.3.1 additional information no heme domain Arabidopsis thaliana