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BRENDA support

Ligand xylitol

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Basic Ligand Information

Molecular Structure
Picture of xylitol (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C5H12O5
xylitol
HEBKCHPVOIAQTA-SCDXWVJYSA-N
Synonyms:
D-xylitol, L-xylitol


Show all pahtways known for Show all BRENDA pathways known for xylitol

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (20 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
xylitol + NAD+ = D-xylulose + NADH + H+
show the reaction diagram
-
xylitol + NAD+ = D-xylulose + NADH + H+
show the reaction diagram
-
xylitol + NAD+ = ? + NADH
show the reaction diagram
-
xylitol + NAD+ = L-xylulose + NADH + H+
show the reaction diagram
-
xylitol + NAD+ = L-xylulose + NADH + H+
show the reaction diagram
-
xylitol + NADP+ = D-xylulose + NADPH + H+
show the reaction diagram
-
xylitol + O2 = ?
show the reaction diagram
-
xylitol + ? = xylitol 5-phosphate + ?
show the reaction diagram
-
ATP + D-xylitol = ADP + D-xylitol-5-phosphate
show the reaction diagram
-

In Vivo Product in Enzyme-catalyzed Reactions (14 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-xylulose + NADH + H+ = xylitol + NAD+
show the reaction diagram
-
D-xylitol-5-phosphate + H2O = D-xylitol + phosphate
show the reaction diagram
-

Substrate in Enzyme-catalyzed Reactions (55 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
xylitol + NAD(P)+ = D-xylose + NAD(P)H + H+
show the reaction diagram
-
xylitol + NAD+ = D-xylulose + NADH + H+
show the reaction diagram
-
D-xylitol + NADP+ = D-xylose + NADPH + H+
show the reaction diagram
-
xylitol + NAD+ = L-xylulose + NADH + H+
show the reaction diagram
-
xylitol + NADP+ = D-xylulose + NADPH + H+
show the reaction diagram
-
xylitol + O2 = ?
show the reaction diagram
-
xylitol + phenazine methosulfate = ?
show the reaction diagram
-
xylitol + 2,6-dichlorophenolindophenol = ? + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
xylitol + ? = xylitol 5-phosphate + ?
show the reaction diagram
-
xylitol + H2O = ?
show the reaction diagram

Product in Enzyme-catalyzed Reactions (38 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
xylose + NADPH + H+ = xylitol + NADP+
show the reaction diagram
-
D-xylose + NADPH + H+ = D-xylitol + NADP+
show the reaction diagram
-
D-xylulose + NADH + H+ = D-xylitol + NAD+
show the reaction diagram
-
D-xylose + NADH + H+ = D-xylitol + NAD+
show the reaction diagram
-
D-xylose + NADPH = xylitol + NADP+
show the reaction diagram
-
D-xylulose + NADH + H+ = xylitol + NAD+
show the reaction diagram
-
D-glucose + D-xylose = D-gluconolactone + D-xylitol
show the reaction diagram
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D-xylitol-5-phosphate + H2O = D-xylitol + phosphate
show the reaction diagram
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4-O-methyl-D-glucuronosyl-xylitol + H2O = 4-O-methyl-D-glucuronate + xylitol
show the reaction diagram
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Activator in Enzyme-catalyzed Reactions (19 results)

Inhibitor in Enzyme-catalyzed Reactions (79 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
non-competitive against NADH and D-xylose
-
competitive
-
inhibitory action at 35 and 40% solution
-
competitive
-

3D Structure of Enzyme-Ligand-Complex (PDB) (57 results)

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (50 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.63
-
wild-type, pH 10.0
177.2
-
pH 8.5, 25°C
0.87
-
pH 7, 25°C
0.92
-
pH 7.0, 25°C
0.6
-
pH 7, 25°C
36
-
-
2.75
-
pH 10.0, 40°C
13
-
pH 7.5, 30°C
15
-
pH 7.5, 70°C, wild-type enzyme
237
-
wild type enzyme

KM Value (121 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
18.5
-
pH 8.5, 25°C
130
-
recombinant mutant D205A/I206R, pH 9.0, 35°C, with NADP+
0.32
-
pH 7.5, 30°C
0.00009
-
pH 7.5, 70°C, wild-type enzyme
127
-
wild type enzyme

Ki Value (5 results)

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

References & Links

Links to other databases for xylitol

ChEBI
PubChem
ChEBI
PubChem