Ligand D-sorbose

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Basic Ligand Information

Molecular Structure
Picture of D-sorbose (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C6H12O6
D-sorbose
LKDRXBCSQODPBY-IANNHFEVSA-N

Roles as Enzyme Ligand

In Vivo Product in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-glucitol + NADP+ = D-sorbose + NADPH
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L-glucitol + NAD+ = D-sorbose + NADH + H+
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D-tagatose = D-sorbose
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Substrate in Enzyme-catalyzed Reactions (15 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-sorbose + NADH = D-gulitol + NAD+
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D-sorbose + NADH = ?
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D-sorbose + acceptor = ?
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soluble starch + D-sorbose = ?
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D-sorbose + alpha-D-glucose-1-phosphate = alpha-D-glucopyranosyl-(1->2)-beta-D-sorbose + phosphate
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beta-D-glucose 1-phosphate + D-sorbose = 4-O-alpha-D-glucopyranosyl-D-sorbopyranose + phosphate
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ATP + D-sorbose = ?
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ATP + D-sorbose = ADP + D-sorbose 1-phosphate
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D-sorbose = D-psicose
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D-sorbose = D-tagatose
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D-sorbose = D-tagatose
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D-sorbose = D-tagatose
show the reaction diagram
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D-sorbose = D-glucose + D-idose
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D-sorbose = ?
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D-sorbose = D-gulose
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Product in Enzyme-catalyzed Reactions (19 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-sorbitol + NADP+ = D-sorbose + NADPH + H+
show the reaction diagram
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D-sorbitol + NADP+ = D-sorbose + NADPH + H+
show the reaction diagram
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D-glucitol + NADP+ = D-sorbose + NADPH
show the reaction diagram
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D-iditol + NAD+ = D-sorbose + NADH + H+
show the reaction diagram
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L-glucitol + NAD+ = D-sorbose + NADH + H+
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D-sorbose 1-phosphate + H2O = D-sorbose + phosphate
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D-psicose = D-sorbose
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D-tagatose = D-sorbose
show the reaction diagram
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D-tagatose = D-sorbose
show the reaction diagram
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D-tagatose = D-sorbose
show the reaction diagram
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D-gulose = D-sorbose
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D-glucose = D-sorbose + D-idose
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D-gulose = D-sorbose
show the reaction diagram
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D-gulose = D-sorbose
show the reaction diagram
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Inhibitor in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
non-competitive inhibition, sorbitol or phenazine methosulfate as substrates
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competitive inhibition
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (3 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
15.7
-
ferricenium ion as electron acceptor

KM Value (5 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
115
-
pH 8.6, 25°C
137
-
ferricenium ion as electron acceptor
26
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Ki Value (1 result)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
160
-
pH 5.0, 40°C, versus 4-nitrophenyl beta-D-glucopyranoside

References & Links

Links to other databases for D-sorbose

ChEBI
PubChem
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PubChem