Ligand S-Benzyl-L-cysteine

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Basic Ligand Information

Molecular Structure
Picture of S-Benzyl-L-cysteine (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C10H13NO2S
S-Benzyl-L-cysteine
MSHFRERJPWKJFX-UHFFFAOYSA-N
Synonyms:
S-benzyl-D-cysteine, S-DL-benzylcysteine

Roles as Enzyme Ligand

Substrate in Enzyme-catalyzed Reactions (12 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
S-benzyl-L-cysteine + NADPH + O2 = S-benzyl-L-cysteine S-oxide + NADP+ + H2O
show the reaction diagram
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acetyl-CoA + S-benzyl-L-cysteine = CoA + N-acetyl-S-benzyl-L-cysteine
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S-benzyl-L-cysteine + 2-oxoglutarate = S-benzyl-3-thiopyruvate + L-glutamate
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S-benzyl-L-cysteine + H2O = phenylmethanethiol + pyruvate + NH3
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S-benzyl-L-cysteine = ?
show the reaction diagram
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S-benzyl-L-cysteine + H2O = ?
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S-benzyl-D-cysteine + H2O = benzyl hydrosulfide + pyruvate + NH3
show the reaction diagram
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Product in Enzyme-catalyzed Reactions (8 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
O3-acetyl-L-serine + benzylmercaptan = S-benzyl-L-cysteine + acetate
show the reaction diagram
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S-benzyl-L-cysteine-p-nitroanilide + H2O = S-benzyl-L-cysteine + p-nitroaniline
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N-acetyl-S-benzyl-L-cysteine + H2O = acetate + S-benzyl-L-cysteine
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O-acetyl-L-serine + benzylmercaptan = S-benzyl-L-cysteine + acetate
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3-chloro-D-alanine + benzyl-mercaptane = S-benzyl-D-cysteine
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3-chloro-L-alanine + benzylmercaptan = S-benzyl-L-cysteine + Cl-
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (10 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.346
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recombinant His-tagged wild-type enzyme, pH 7.8, 37C

KM Value (16 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.346
-
recombinant His-tagged wild-type enzyme, pH 7.8, 37C
1.1
-
enzyme A
0.73
-
-
0.28
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30C, pH 8.0

References & Links

Links to other databases for S-Benzyl-L-cysteine

ChEBI
PubChem
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PubChem