Ligand mycothiol

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Basic Ligand Information

Molecular Structure
Picture of mycothiol (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C17H30N2O12S
mycothiol
MQBCDKMPXVYCGO-FQBKTPCVSA-N
Synonyms:
1-O-(2'-[N-acetyl-L-cysteinyl]amido-2'-deoxy-alpha-D-glucopyranosyl)-D-myo-inositol, AcCys-GlcN-Ins

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (3 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
formaldehyde + 1-O-(2'-[N-acetyl-L-cysteinyl]amido-2'-deoxy-alpha-D-glucopyranosyl)-D-myo-inositol + NAD+ = S-formylmycothiol + NADH
show the reaction diagram
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In Vivo Product in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
mycothiol bimane + H2O = mycothiol + bimane
show the reaction diagram
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Substrate in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
peptide-L-methionine (S)-S-oxide + mycothiol = peptide-L-methionine + mycothione + H2O
show the reaction diagram
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Product in Enzyme-catalyzed Reactions (7 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
S-hydroxymethylmycothiol + NAD+ = formic acid + mycothiol + NADH + ?
show the reaction diagram
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mycothiol bimane + H2O = mycothiol + bimane
show the reaction diagram
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Enzyme Cofactor/Cosubstrate (4 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
dependent on
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Inhibitor in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

KM Value (1 result)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.0173
-
pH 8.7, 30°C

References & Links

Links to other databases for mycothiol

ChEBI
PubChem
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PubChem