Ligand D-tagatose

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Basic Ligand Information

Molecular Structure
Picture of D-tagatose (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C6H12O6
D-tagatose
LKDRXBCSQODPBY-OEXCPVAWSA-N
Synonyms:
tagatose
Pathway Source
Pathways

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + D-tagatose = ADP + D-tagatose 6-phosphate
show the reaction diagram
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D-tagatose = D-sorbose
show the reaction diagram
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In Vivo Product in Enzyme-catalyzed Reactions (6 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-altritol + NAD+ = D-tagatose + NADH + H+
show the reaction diagram
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-
D-galactose = D-tagatose
show the reaction diagram
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D-talose = D-tagatose
show the reaction diagram
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Substrate in Enzyme-catalyzed Reactions (20 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-tagatose + NADH = D-galactitol + NAD+
show the reaction diagram
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D-tagatose + NADPH = ?
show the reaction diagram
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tagatose + NADPH = ? + NADP+
show the reaction diagram
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D-tagatose + acceptor = ?
show the reaction diagram
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UDP-alpha-D-glucose + D-tagatose = ?
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sucrose + D-tagatose = alpha-D-glucopyranosyl-(1,1)-beta-D-tagatopyranose
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D-tagatose + alpha-D-glucose-1-phosphate = alpha-D-glucopyranosyl-(1->2)-beta-D-tagatose + phosphate
show the reaction diagram
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ATP + D-tagatose = ADP + D-tagatose 6-phosphate
show the reaction diagram
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ATP + D-tagatose = ?
show the reaction diagram
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ATP + D-tagatose = ?
show the reaction diagram
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D-tagatose + maltotriose = maltosyl-tagatose
show the reaction diagram
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D-tagatose = D-fructose
show the reaction diagram
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D-tagatose = D-sorbose
show the reaction diagram
-
D-tagatose = D-sorbose
show the reaction diagram
-
D-tagatose = D-sorbose
show the reaction diagram
-
D-tagatose = D-talose
show the reaction diagram
-
D-tagatose = D-galactose
show the reaction diagram
-
D-tagatose = D-talose
show the reaction diagram
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Product in Enzyme-catalyzed Reactions (22 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-altritol + NAD+ = D-tagatose + NADH + H+
show the reaction diagram
-
-
D-talitol + NADH + H+ = D-tagatose + NAD+
show the reaction diagram
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-
DL-glycerol 3-phosphate + L-glyceraldehyde = L-fructose + D-tagatose
show the reaction diagram
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D-fructose = D-tagatose
show the reaction diagram
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-
D-sorbose = D-tagatose
show the reaction diagram
-
-
D-sorbose = D-tagatose
show the reaction diagram
-
-
D-sorbose = D-tagatose
show the reaction diagram
-
-
D-galactose = D-tagatose
show the reaction diagram
-
-
D-talose = D-tagatose
show the reaction diagram
-
-
D-galactose = D-tagatose
show the reaction diagram
-
-
D-galactose = D-tagatose
show the reaction diagram
-
D-talose = D-tagatose
show the reaction diagram
-
-
D-talose = D-tagatose
show the reaction diagram
-
-
D-galactose = D-tagatose
show the reaction diagram
-
-
D-talose = D-tagatose
show the reaction diagram
-
-

Inhibitor in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
ZINC03830878, weak inhibition
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (19 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
1.5
-
at pH 7.5 and 85°C
0.00545
-
in McIlvaine buffer (pH 7.5), at 35°C
4.7
-
pH 7.0, 55°C, recombinant enzyme
40.8
-
in 50 mM glycine-NaOH buffer (pH 9.0), at 40°C

KM Value (26 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
24.8
-
-
0.8
-
at 22°C, pH 7.5
53
-
at pH 7.5 and 85°C
2
37
in McIlvaine buffer (pH 7.5), at 35°C
339
-
pH 7.0, 55°C, recombinant enzyme
39.2
-
in 50 mM glycine-NaOH buffer (pH 9.0), at 40°C

References & Links

Links to other databases for D-tagatose

ChEBI
PubChem
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PubChem