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Literature summary extracted from

  • Aketagawa, J.; Tamura, G.
    Ferredoxin-sulfite reductase from spinach (1980), Agric. Biol. Chem., 44, 2371-2378.
No PubMed abstract available

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.8.7.1 13600
-
-
Spinacia oleracea
1.8.7.1 27000
-
gel filtration Spinacia oleracea
1.8.7.1 71000
-
4 * 136000, dimer of two dimers, in the presence of 200 mM NaCl, gel filtration, 4 * 71000, SDS-PAGE Spinacia oleracea
1.8.7.1 136000
-
4 * 136000, dimer of two dimers, in the presence of 200 mM NaCl, gel filtration, 4 * 71000, SDS-PAGE Spinacia oleracea

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.8.7.1 sulfite + reduced ferredoxin Spinacia oleracea
-
hydrogen sulfide + oxidized ferredoxin + H2O
-
?

Organism

EC Number Organism UniProt Comment Textmining
1.8.7.1 Spinacia oleracea
-
cv. Michinoku No. 2
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.8.7.1
-
Spinacia oleracea

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.8.7.1 leaf
-
Spinacia oleracea
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.8.7.1 44.6
-
sulfide Spinacia oleracea

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.8.7.1 sulfite + reduced ferredoxin
-
Spinacia oleracea hydrogen sulfide + oxidized ferredoxin + H2O
-
?

Subunits

EC Number Subunits Comment Organism
1.8.7.1 tetramer 4 * 136000, dimer of two dimers, in the presence of 200 mM NaCl, gel filtration, 4 * 71000, SDS-PAGE Spinacia oleracea

Cofactor

EC Number Cofactor Comment Organism Structure
1.8.7.1 siroheme
-
Spinacia oleracea