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Literature summary extracted from

  • Sun, C.W.; Chen, Z.W.; He, Z.G.; Zhou, P.J.; Liu, S.J.
    Purification and properties of the sulfur oxygenase/reductase from the acidothermophilic archaeon, Acidianus strain S5 (2003), Extremophiles, 7, 131-134.
    View publication on PubMed

Application

EC Number Application Comment Organism
1.13.11.55 degradation enzyme in the sulfur-oxidation pathway Acidianus sp.

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.13.11.18 expressed in Escherichia coli HB101 Acidianus sp.
1.13.11.55 expressed in Escherichia coli HB101 Acidianus sp.

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.13.11.18 35000
-
 SDS-PAGE Acidianus sp.
1.13.11.55 35000
-
 SDS-PAGE Acidianus sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+ Acidianus sp. incorporation of elemental sulfur, possible role in thiosulfate metabolism, reaction provides energy sulfite + thiosulfate + 2 sulfide
-
 ?
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+ Acidianus sp. S5 incorporation of elemental sulfur, possible role in thiosulfate metabolism, reaction provides energy sulfite + thiosulfate + 2 sulfide
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.13.11.18 Acidianus sp.
-
-
-
1.13.11.18 Acidianus sp. S5
-
-
-
1.13.11.55 Acidianus sp.
-
-
-
1.13.11.55 Acidianus sp. S5
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.13.11.18 recombinant protein Acidianus sp.
1.13.11.55 heat treatment, DEAE-52 anion exchange and Sephadex G-200 chromatography Acidianus sp.

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.13.11.18 186.7
-
 purified enzyme Acidianus sp.
1.13.11.55 186.7
-
 formation of sulfite and thiosulfate Acidianus sp.

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+
-
 Acidianus sp. sulfite + thiosulfate + 2 sulfide
-
 ?
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+ incorporation of elemental sulfur, possible role in thiosulfate metabolism, reaction provides energy Acidianus sp. sulfite + thiosulfate + 2 sulfide
-
 ?
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+
-
 Acidianus sp. S5 sulfite + thiosulfate + 2 sulfide
-
 ?
1.13.11.18 5 sulfur + 2 O2 + 2 H2O + 4 H+ incorporation of elemental sulfur, possible role in thiosulfate metabolism, reaction provides energy Acidianus sp. S5 sulfite + thiosulfate + 2 sulfide
-
 ?
1.13.11.55 S + O2
-
 Acidianus sp. SO32- + S2O32- + H2S
-
 ?
1.13.11.55 S + O2
-
 Acidianus sp. S5 SO32- + S2O32- + H2S
-
 ?

Synonyms

EC Number Synonyms Comment Organism
1.13.11.18 SOR
-
 Acidianus sp.
1.13.11.18 sulfur oxygenase/reductase
-
 Acidianus sp.
1.13.11.55 SOR
-
 Acidianus sp.

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.13.11.18 70
-
-
 Acidianus sp.
1.13.11.55 70
-
-
 Acidianus sp.

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
1.13.11.18 50 80
-
 Acidianus sp.
1.13.11.55 50 90
-
 Acidianus sp.

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.13.11.18 5
-
-
 Acidianus sp.
1.13.11.55 5
-
-
 Acidianus sp.

pH Range

EC Number pH Minimum pH Maximum Comment Organism
1.13.11.18 4 6
-
 Acidianus sp.
1.13.11.55 3.5 9
-
 Acidianus sp.