1.8.5.8: eukaryotic sulfide quinone oxidoreductase
This is an abbreviated version!
For detailed information about eukaryotic sulfide quinone oxidoreductase, go to the full flat file.
Reaction
hydrogen sulfide +
glutathione +
a quinone=
S-sulfanylglutathione +
a quinol
Synonyms
glutathione:CoQ reductase, HMT2, ScSQR, SQOR, SQR, Sqrdl, sulfide : quinone oxidoreductase, sulfide quinone oxidoreductase, sulfide:quinone oxidoreductase
ECTree
KCat KM Value
KCat KM Value on EC 1.8.5.8 - eukaryotic sulfide quinone oxidoreductase
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4.1
cysteine
at pH 7.4 and 37°C
4.2
homocysteine
at pH 7.4 and 37°C
5.1
glutathione
at pH 7.4 and 37°C
11
glutathione
solubilized enzyme, at pH 6.8 and 25°C
16
glutathione
enzyme in nanodiscs, at pH 6.8 and 25°C
23.1
Sulfide
at pH 7.4 and 37°C
180
Sulfide
solubilized enzyme, at pH 6.8 and 25°C
370
Sulfide
enzyme in nanodiscs, at pH 6.8 and 25°C
11000
Sulfide
with glutathione as acceptor, at pH 7.4 and 37°C
13000
Sulfide
with homocysteine as acceptor, at pH 7.4 and 37°C
19000
Sulfide
with cysteine as acceptor, at pH 7.4 and 37°C
29000
Sulfide
with sulfite as acceptor, at pH 7.4 and 37°C
1700
sulfite
at pH 7.4 and 37°C
2000
sulfite
solubilized enzyme, at pH 6.8 and 25°C
2500
sulfite
enzyme in nanodiscs, at pH 6.8 and 25°C
1.8.5.8 eukaryotic sulfide quinone oxidoreductase
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