Ligand L-xylulose

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Basic Ligand Information

Molecular Structure
Picture of L-xylulose (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C5H10O5
L-xylulose
LQXVFWRQNMEDEE-PYHARJCCSA-N


Show all pahtways known for Show all BRENDA pathways known for L-xylulose

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (4 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + L-xylulose = ADP + L-xylulose 5-phosphate
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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
xylitol + NADP+ = L-xylulose + NADPH + H+
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L-arabinitol + NAD+ = L-xylulose + NADH + H+
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L-arabitol + NAD+ = L-xylulose + NADH + H+
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xylitol + NAD+ = L-xylulose + NADH + H+
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xylitol + NAD+ = L-xylulose + NADH + H+
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Substrate in Enzyme-catalyzed Reactions (16 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
L-Xylulose + NADH = ?
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L-Xylulose + NADH = ?
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L-xylulose + NADH = L-xylitol + NAD+
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ATP + L-xylulose = ADP + L-xylulose 5-phosphate
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ATP + L-xylulose = ADP + L-xylulose 1-phosphate
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ATP + L-xylulose = ADP + L-xylulose 5-phosphate
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L-xylulose = L-ribulose
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L-xylulose = L-lyxose
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L-xylulose = L-xylose + L-lyxose
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L-xylulose = L-lyxose
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Product in Enzyme-catalyzed Reactions (27 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
L-arabinitol + NADP+ = L-xylulose + NADPH + H+
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xylitol + NAD+ = L-xylulose + NADH + H+
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L-arabitol + NAD+ = L-xylulose + NADH + H+
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xylitol + NAD+ = L-xylulose + NADH + H+
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3-Dehydro-L-gulonate = L-Xylulose + CO2
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L-ribulose = L-xylulose
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L-Lyxose = L-Xylulose
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L-Xylose = L-Xylulose
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L-Lyxose = L-Xylulose
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L-Lyxose = L-Xylulose
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (11 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
1.11
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pH 10.0, 40°C
70
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22°C, pH 7.5
0.14
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pH 8.0, 60°C

KM Value (25 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
5
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30°C, pH 9.6
0.8
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pH 9.5, 25°C
1.27
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pH 10.0, 40°C
3.4
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22°C, pH 7.5
1
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230
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pH 8.0, 60°C

References & Links

Links to other databases for L-xylulose

ChEBI
PubChem
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PubChem