Ligand D-ribulose

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Basic Ligand Information

Molecular Structure
Picture of D-ribulose (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C5H10O5
D-ribulose
ZAQJHHRNXZUBTE-NQXXGFSBSA-N
Synonyms:
D(-)-ribulose, D-adonose, D-arabinulose, D-araboketose, D-erythro-2-keptopentose, D-erythro-2-pentulose, D-erythro-pentulose, D-erythropentulose, ribulose


Show all pahtways known for Show all BRENDA pathways known for D-ribulose

Roles as Enzyme Ligand

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

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-ribulose + NADH + H+ = D-arabinitol + NAD+
show the reaction diagram
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D-ribulose + NADH = D-arabinitol + NAD+
show the reaction diagram
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D-ribulose + NADH = ? + NAD+
show the reaction diagram
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ATP + D-ribulose = ADP + D-ribulose 5-phosphate
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ATP + D-ribulose = ?
show the reaction diagram

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

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-arabinitol + NAD+ = D-ribulose + NADH + H+
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D-Arabinose = D-Ribulose
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-
-
D-Ribose = D-Ribulose
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-
-

Substrate in Enzyme-catalyzed Reactions (29 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-ribulose + NADH + H+ = D-arabinitol + NAD+
show the reaction diagram
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D-ribulose + NADH = D-ribitol + NAD+
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-
D-ribulose + NADH = ?
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-
ribulose + NADPH = ? + NADP+
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D-ribulose + NADPH + H+ = D-ribitol + NADP+
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D-ribulose + NADH = ? + NAD+
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D-ribulose + acceptor = ?
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UDP-alpha-D-glucose + D-ribulose = ?
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ATP + D-ribulose = ADP + D-ribulose 5-phosphate
show the reaction diagram
-
ATP + D-ribulose = ADP + D-ribulose 5-phosphate
show the reaction diagram
-
ATP + D-ribulose = ?
show the reaction diagram
-
ATP + D-ribulose = ADP + D-ribulose 1-phosphate
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ATP + D-ribulose = ADP + D-ribulose 1-phosphate
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D-ribulose = D-xylulose
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D-ribulose = D-ribose
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D-ribulose = D-ribose
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D-ribulose = D-ribose + D-arabinose
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D-ribulose = ?
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D-ribulose = D-ribose
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Product in Enzyme-catalyzed Reactions (35 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
D-adonitol + NAD+ = D-ribulose + NADH
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-
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D-arabinitol + NAD+ = D-ribulose + NADH + H+
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-
D-glyceraldehyde + hydroxypyruvate = D-ribulose + ?
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-
D-ribulose-5-phosphate + H2O = D-ribulose + phosphate
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D-ribulose 5-phosphate + H2O = D-ribulose + phosphate
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-
D-ribulose 5-phosphate + H2O = D-ribulose + phosphate
show the reaction diagram
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D-xylulose = D-ribulose
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D-Ribose = D-Ribulose
show the reaction diagram
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-
D-Ribose = D-Ribulose
show the reaction diagram
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D-Arabinose = D-Ribulose
show the reaction diagram
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D-Arabinose = D-Ribulose
show the reaction diagram
-
D-Ribose = D-Ribulose
show the reaction diagram
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D-Ribose = D-Ribulose
show the reaction diagram
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Inhibitor in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE

3D Structure of Enzyme-Ligand-Complex (PDB) (1 result)

EC NUMBER
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (18 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
3.6
-
wild-type, pH 7.2, 25°C
74
-
35°C, pH 7.5, native enzyme
74
-
22°C, pH 7.5
235
-
wild type enzyme
9193
-
in 50 mM Tris-HCl buffer (pH 7.5), at 65°C

KM Value (29 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
53.9
-
pH 6.0
1.1
-
wild-type, pH 7.2, 25°C
0.7
-
35°C, pH 7.5, native enzyme
14
-
wild type enzyme
11
-
-
34
-
in 50 mM Tris-HCl buffer (pH 7.5), at 65°C

References & Links

Links to other databases for D-ribulose

ChEBI
PubChem
ChEBI
PubChem