Ligand S-Aminoethylcysteine ketimine

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Basic Ligand Information

Molecular Structure
Picture of S-Aminoethylcysteine ketimine (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C5H7NO2S
S-Aminoethylcysteine ketimine
HRXJCQXGAHSUJC-UHFFFAOYSA-N
Synonyms:
2H-1,4-Thiazine-5,6-dihydro-3-carboxylic acid, 3,4-dehydro-1,4-thiomorpholine-3-carboxylate, 3,4-dehydro-thiomorpholine-3-carboxylate, S-(2-aminoethyl)-L-cysteine ketimine

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
S-(2-aminoethyl)-L-cysteine ketimine + NADPH + H+ = 1,4-thiomorpholine-3-carboxylate + NADP+
show the reaction diagram
-

Substrate in Enzyme-catalyzed Reactions (3 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE

Product in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
S-aminoethyl-L-cysteine + phenylpyruvate = 2H-1,4-thiazine-5,6-dihydro-3-carboxylic acid + L-phenylalanine
show the reaction diagram
-

Inhibitor in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
substrate inhibition
-

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (1 result)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.2
-
pH 7.2, 37°C

KM Value (3 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE

Ki Value (1 result)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
1.7
-
pH 7.2, 37°C

References & Links

Links to other databases for S-Aminoethylcysteine ketimine

ChEBI
PubChem
ChEBI
PubChem