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Literature summary for 1.13.11.55 extracted from

  • Kletzin, A.
    Sulfur oxidation and reduction in Archaea: Sulfur oxygenase/-reductase and hydrogenases from the extremely thermophilic and facultatively anaerobic archaeon Desulfurolobus ambivalens (1994), Syst. Appl. Microbiol., 16, 534-543.
No PubMed abstract available

Application

Application Comment Organism
degradation initial enzyme in the sulfur-oxidation pathway Acidianus ambivalens

Cloned(Commentary)

Cloned (Comment) Organism
-
Acidianus ambivalens

Inhibitors

Inhibitors Comment Organism Structure
2-iodoacetic acid
-
Acidianus ambivalens
FAD
-
Acidianus ambivalens
Fe2+
-
Acidianus ambivalens
Fe3+
-
Acidianus ambivalens
additional information not inhibited by CN-, N2 and reduced glutathione Acidianus ambivalens
N-ethylmaleimide
-
Acidianus ambivalens
p-chloromercuribenzoic acid
-
Acidianus ambivalens
Zn2+ concentrations above 100 micromol Acidianus ambivalens

Localization

Localization Comment Organism GeneOntology No. Textmining
cytoplasm
-
Acidianus ambivalens 5737
-

Metals/Ions

Metals/Ions Comment Organism Structure
Zn2+ 0.01 mM or 1-2 mM in crude extracts Acidianus ambivalens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35317
-
16 * 35317, calculated from sor gene code Acidianus ambivalens
35320
-
calculated from sor gene code Acidianus ambivalens
40000
-
14 * 40000, SDS-PAGE Acidianus ambivalens
560000
-
gel filtration Acidianus ambivalens

Organism

Organism UniProt Comment Textmining
Acidianus ambivalens P29082 DSM 3772
-

Purification (Commentary)

Purification (Comment) Organism
sucrose density gradient centrifugation and preparative, non-denaturing PAGE Acidianus ambivalens

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.5
-
cytoplasm, pH 7.4, 85°C, sulfur reduction Acidianus ambivalens
1.89
-
cytoplasm, pH 7.4, 85°C, sulfur oxidation Acidianus ambivalens
10.6
-
pH 7.4, 85°C, formation of sulfite Acidianus ambivalens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S + OH- + O2
-
Acidianus ambivalens HSO3- + S2O32- + HS- + H+
-
r

Subunits

Subunits Comment Organism
hexadecamer 16 * 35317, calculated from sor gene code Acidianus ambivalens
tetradecamer 14 * 40000, SDS-PAGE Acidianus ambivalens

Synonyms

Synonyms Comment Organism
SOR
-
Acidianus ambivalens

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
85
-
-
Acidianus ambivalens

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
50 108
-
Acidianus ambivalens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 7.4
-
Acidianus ambivalens

pH Range

pH Minimum pH Maximum Comment Organism
4 8
-
Acidianus ambivalens

pI Value

Organism Comment pI Value Maximum pI Value
Acidianus ambivalens
-
-
6.52