Ligand pelargonidin

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Basic Ligand Information

Molecular Structure
Picture of pelargonidin (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C15H10O5
pelargonidin
XVFMGWDSJLBXDZ-UHFFFAOYSA-O

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (3 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
UDP-alpha-D-glucose + pelargonidin = UDP + pelargonidin 3-O-beta-D-glucoside
show the reaction diagram
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Substrate in Enzyme-catalyzed Reactions (20 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
pelargonidin + NADPH = (-)-epiafzelechin + (-)-afzelechin + NADP+ + H2O
show the reaction diagram
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UDP-alpha-D-galactose + pelargonidin = UDP + pelargonidin 3-O-beta-D-galactoside
show the reaction diagram
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UDP-alpha-D-glucose + pelargonidin = UDP + ?
show the reaction diagram
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Inhibitor in Enzyme-catalyzed Reactions (8 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
50% inhibition of phosphorylated, active enzyme at 0.0436 mM, 50% inhibition of unphosphorylated, adenosine monophosphate-activated enzyme at 0.0062 mM
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mixed competitive and noncompetitive inhibition, complete inhibition
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anthocyanidin, inhibition of isozyme IIbeta decatenation activity
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (2 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE

KM Value (10 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.13
-
-
0.041
-
pH 8.6, 30°C

Ki Value (1 result)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.325
-
in an aqueous buffer solution, pH 7.5, containing 94 mM KCl, 9 mM CaCl2, 24 mM Tris and 0.28 mM Triton-X 100

IC50 Value (4 results)

EC NUMBER
IC50 VALUE
IC50 VALUE MAXIMUM
COMMENTARY
LITERATURE
0.0044
-
at 37°C in 10 mM potassium phosphate buffer, pH 7.4, containing 0.05% (w/v) emulphogen
0.0163
-
at 37°C in 10 mM potassium phosphate buffer, pH 7.4, containing 0.05% (w/v) emulphogene

References & Links

Links to other databases for pelargonidin

ChEBI
PubChem
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PubChem