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Information on EC 2.8.1.2 - 3-mercaptopyruvate sulfurtransferase

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EC Tree
     2 Transferases
         2.8 Transferring sulfur-containing groups
             2.8.1 Sulfurtransferases
                2.8.1.2 3-mercaptopyruvate sulfurtransferase
IUBMB Comments
Sulfite, sulfinates, mercaptoethanol and mercaptopyruvate can also act as acceptors. The bacterial enzyme is a zinc protein.
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Word Map
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Synonyms
3-mst, mercaptopyruvate sulfurtransferase, 3-mercaptopyruvate sulphurtransferase, 3-mpst, 3-mercaptopyruvate:cyanide sulfurtransferase, beta-mercaptopyruvate sulfurtransferase, more
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
3-mercaptopyruvate + reduced thioredoxin = pyruvate + hydrogen sulfide + oxidized thioredoxin
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3-mercaptopyruvate + [3-mercaptopyruvate sulfurtransferase]-L-cysteine = pyruvate + [3-mercaptopyruvate sulfurtransferase]-S-sulfanyl-L-cysteine
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(1a)
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[3-mercaptopyruvate sulfurtransferase]-S-sulfanyl-L-cysteine + reduced thioredoxin = hydrogen sulfide + [3-mercaptopyruvate sulfurtransferase]-L-cysteine + oxidized thioredoxin
show the reaction diagram
(1b)
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