1.8.5.2: thiosulfate dehydrogenase (quinone)

This is an abbreviated version!
For detailed information about thiosulfate dehydrogenase (quinone), go to the full flat file.

Reaction

2 thiosulfate +

Synonyms

B1757_09800, tetrathionate-forming thiosulfate dehydrogenase, thiosulfate oxidoreductase, thiosulfate oxidoreductase tetrathionate-forming, thiosulfate:quinone oxidoreductase, thiosulphate:quinone oxidoreductase, TQO, TSD

ECTree

     1 Oxidoreductases

         1.8 Acting on a sulfur group of donors

             1.8.5 With a quinone or similar compound as acceptor

                1.8.5.2 thiosulfate dehydrogenase (quinone)

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Results	in table
2	Activating Compound
245	AA Sequence
1	CAS Registry Number
1	Cloned(Commentary)
2	Cofactor
10	Inhibitors
2	Ki Value [mM]
8	KM Value [mM]
2	Localization
8	Molecular Weight [Da]
3	Natural Substrates/ Products (Substrates)
5	Organism
6	Pathway
3	pH Optimum
3	pH Range
2	Posttranslational Modification
4	Purification (Commentary)
1	Reaction
5	Reference
2	Source Tissue
6	Specific Activity [micromol/min/mg]
11	Substrates and Products (Substrate)
5	Subunits
10	Synonyms
1	Systematic Name
3	Temperature Optimum [°C]
1	Temperature Range [°C]
2	Turnover Number [1/s]

Specific Activity

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Specific Activity on EC 1.8.5.2 - thiosulfate dehydrogenase (quinone)

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SPECIFIC ACTIVITY [µmol/min/mg]

ORGANISM

UNIPROT

COMMENTARY

LITERATURE

0.05

Acidithiobacillus ferrooxidans

-

unpurified recombinant enzyme, at pH 2.5 and 40°C

724028

0.397

Acidianus ambivalens

P97224; P97207

activity with decyl ubiquinone at pH 6, 92°C

656833

3.16

Acidithiobacillus ferrooxidans

-

recombinant enzyme after 63.2fold purification, at pH 2.5 and 40°C

724028

397

Acidianus ambivalens

P97224; P97207

with 6-decylubiquinone as electron acceptor

656833

49.9

Acidianus ambivalens

P97224; P97207

with ferricyanide as electron acceptor

656833

73.4

Acidianus ambivalens

P97224; P97207

activity with ferricyanide at pH 6, 92°C

656833