1.8.99.B2: tetrathionate reductase

This is an abbreviated version!
For detailed information about tetrathionate reductase, go to the full flat file.

Reaction

Synonyms

AFE_0042, C8J_0815, CjTsdA, di-heme TsdA, tetrathionate-forming thiosulfate dehydrogenase, tetrathionate-forming TSD, thiosulfate dehydrogenase, thiosulfate:quinone reductase, TQO, TSD, TsdA, ttrA, WsTsdA

ECTree

     1 Oxidoreductases

         1.8 Acting on a sulfur group of donors

             1.8.99 With unknown physiological acceptors

                1.8.99.B2 tetrathionate reductase

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Results	in table
2	Activating Compound
2	AA Sequence
2	Application
4	Cloned(Commentary)
11	Cofactor
11	General Information
14	Inhibitors
1	kcat/KM [mM/s]
2	KM Value [mM]
7	Localization
14	Metals/Ions
8	Molecular Weight [Da]
10	Natural Substrates/ Products (Substrates)
18	Organism
8	pH Optimum
1	pH Range
1	pH Stability
3	Protein Variants
7	Purification (Commentary)
1	Reaction
13	Reference
5	Source Tissue
8	Specific Activity [micromol/min/mg]
35	Substrates and Products (Substrate)
12	Subunits
32	Synonyms
8	Temperature Optimum [°C]
2	Temperature Stability [°C]
1	Turnover Number [1/s]

Substrates Products

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Substrates Products on EC 1.8.99.B2 - tetrathionate reductase

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SUBSTRATE

PRODUCT                       

REACTION DIAGRAM

ORGANISM

UNIPROT

COMMENTARY
(Substrate)

LITERATURE
(Substrate)

COMMENTARY
(Product)

LITERATURE
(Product)

Reversibility
r=reversible
ir=irreversible
?=not specified

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

5 entries

2 thiosulfate + ubiquinone

tetrathionate + ubiquinol

2 entries

tetrathionate + a reduced electron acceptor

2 thiosulfate + an oxidized electron acceptor

4 entries

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

6 entries

tetrathionate + reduced methyl viologen

2 thiosulfate + oxidized methyl viologen

4 entries

thiosulfate + oxidized acceptor

tetrathionate + reduced acceptor

4 entries

additional information

?

-

8 entries

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

Acidithiobacillus ferrooxidans

B7J3E3

-

741675

-

-

?

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

Acidithiobacillus thiooxidans

-

-

737877, 742121

-

-

?

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

Acidithiobacillus thiooxidans

-

artificial electron acceptor

742121

-

-

?

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

Acidithiobacillus thiooxidans SH

-

-

737877, 742121

-

-

?

2 thiosulfate + ferricyanide

tetrathionate + ferrocyanide

Acidithiobacillus thiooxidans SH

-

artificial electron acceptor

742121

-

-

?

2 thiosulfate + ubiquinone

tetrathionate + ubiquinol

Acidithiobacillus thiooxidans

-

-

742121

-

-

?

2 thiosulfate + ubiquinone

tetrathionate + ubiquinol

Acidithiobacillus thiooxidans SH

-

-

742121

-

-

?

tetrathionate + a reduced electron acceptor

2 thiosulfate + an oxidized electron acceptor

Campylobacter jejuni

-

-

726008

-

-

?

tetrathionate + a reduced electron acceptor

2 thiosulfate + an oxidized electron acceptor

Campylobacter jejuni

-

bifunctional tetrathionate reductase/thiosulphate dehydrogenase

726008

-

-

?

tetrathionate + a reduced electron acceptor

2 thiosulfate + an oxidized electron acceptor

Campylobacter jejuni NCTC 11828

-

-

726008

-

-

?

tetrathionate + a reduced electron acceptor

2 thiosulfate + an oxidized electron acceptor

Campylobacter jejuni NCTC 11828

-

bifunctional tetrathionate reductase/thiosulphate dehydrogenase

726008

-

-

?

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Anaeromyxobacter sp. PSR-1

A0A0D6QDI4

-

763962

-

-

?

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Campylobacter jejuni

-

-

765056

-

-

r

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Campylobacter jejuni

-

for CjTsdA the maximum rate of tetrathionate reduction is approximately twice that of thiosulfate oxidation

765056

-

-

r

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Salmonella enterica

-

-

763962

-

-

?

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Salmonella enterica JM1651

-

-

763962

-

-

?

tetrathionate + reduced electron acceptor

2 thiosulfate + oxidized electron acceptor

Wolinella succinogenes

-

-

764683

-

-

?

tetrathionate + reduced methyl viologen

2 thiosulfate + oxidized methyl viologen

Anaeromyxobacter sp. PSR-1

A0A0D6QDI4

-

763962

-

-

?

tetrathionate + reduced methyl viologen

2 thiosulfate + oxidized methyl viologen

Salmonella enterica

-

-

763962

-

-

?

tetrathionate + reduced methyl viologen

2 thiosulfate + oxidized methyl viologen

Salmonella enterica JM1651

-

-

763962

-

-

?

tetrathionate + reduced methyl viologen

2 thiosulfate + oxidized methyl viologen

Wolinella succinogenes

-

-

764683

-

-

r

thiosulfate + oxidized acceptor

tetrathionate + reduced acceptor

Acidithiobacillus thiooxidans

-

the activity does not couple with mammalian cytochrome c as electron acceptor

394129

-

394129

?

thiosulfate + oxidized acceptor

tetrathionate + reduced acceptor

Acidithiobacillus thiooxidans

-

ferricyanide acts as electron acceptor

394129

-

394129

?

thiosulfate + oxidized acceptor

tetrathionate + reduced acceptor

Acidithiobacillus thiooxidans JCM 7814

-

the activity does not couple with mammalian cytochrome c as electron acceptor

394129

-

394129

?

thiosulfate + oxidized acceptor

tetrathionate + reduced acceptor

Acidithiobacillus thiooxidans JCM 7814

-

ferricyanide acts as electron acceptor

394129

-

394129

?

additional information

?

-

Acidithiobacillus ferrooxidans

B7J3E3

nonenzymatic reduction of ferricyanide is observed with thiosulfate

741675

-

-

?

additional information

?

-

Acidithiobacillus thiooxidans

-

no activity with cytochrome c

742121

-

-

?

additional information

?

-

Acidithiobacillus thiooxidans

-

tetrathionate is the product of the TSD-oxidized thiosulfate, and ferricyanide or ubiquinone are the electron acceptors

742121

-

-

?

additional information

?

-

Acidithiobacillus thiooxidans SH

-

no activity with cytochrome c

742121

-

-

?

additional information

?

-

Acidithiobacillus thiooxidans SH

-

tetrathionate is the product of the TSD-oxidized thiosulfate, and ferricyanide or ubiquinone are the electron acceptors

742121

-

-

?

additional information

?

-

Campylobacter jejuni

-

the enzyme functions as a tetrathionate reductase and a thiosulfate oxidase, respectively

765056

-

-

-

additional information

?

-

Wolinella succinogenes

-

the TsdAC complex predominantly acts as a tetrathionate reductase in vivo

764683

-

-

-

additional information

?

-

Wolinella succinogenes

-

recombinant WsTsdA purified from Escherichia coli catalyzes both thiosulfate oxidation and tetrathionate reduction. Activity measurement by performing thiosulfate-dependent ferricyanide reduction

764683

-

-

-