Any feedback?
Please rate this page
(ligand.php)
(0/150)

BRENDA support

Ligand L-Tartrate

Please wait a moment until all data is loaded. This message will disappear when all data is loaded.

Basic Ligand Information

Molecular Structure
Picture of L-Tartrate (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
Molfile
C4H6O6
L-Tartrate
FEWJPZIEWOKRBE-JCYAYHJZSA-L
Synonyms:
(+)-tartrate, (2R,3R)-Tartrate, (R,R)-Tartaric acid, (R,R)-Tartrate, L(+)-Tartrate, L-(+)-tartaric acid, L-(+)-Tartrate, L-Tartaric acid

Related pathways

Pathway Source
Pathways
MetaCyc
L-ascorbate degradation III, L-ascorbate degradation IV

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (4 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
L-(+)-tartrate + NAD+ = oxaloglycolate + NADH
show the reaction diagram
-
L-tartrate = D-glycerate + CO2
show the reaction diagram
-

Substrate in Enzyme-catalyzed Reactions (10 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
L-(+)-tartrate + NAD+ = (3R)-oxaloglycolate + NADH
show the reaction diagram
-
L-tartrate = D-glycerate + CO2
show the reaction diagram
-
L-tartrate = oxaloacetate + H2O
show the reaction diagram
L-tartrate = ?
show the reaction diagram

Product in Enzyme-catalyzed Reactions (1 result)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
(2R,3S)-Tartrate = (2R,3R)-Tartrate
show the reaction diagram
-

Activator in Enzyme-catalyzed Reactions (7 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
0.1 mM, 34% activation. The enzyme may be a 3-phytase, EC 3.1.3.8, or a 6-phytase, EC 3.1.3.26. The product of the hydrolysis of myo-inositol hexakisphosphate i.e. myo-inositol 1,2,3,4,5-pentakisphosphate or myo-inositol 1,3,4,5,6-pentakisphosphate has not been identified
0.1 mM, 34% activation. The enzyme may be a 3-phytase, EC 3.1.3.8, or a 6-phytase, EC 3.1.3.26. The product of the hydrolysis of myo-inositol hexakisphosphate i.e. myo-inositol 1,2,3,4,5-pentakisphosphate or myo-inositol 1,3,4,5,6-pentakisphosphate has not been identified
-
most stimulating effect only for phlorizin activity
-

Inhibitor in Enzyme-catalyzed Reactions (40 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
inhibition only in absence of AMP
-
competitive with respect to D-malate
-
competitive versus meso-tartrate and D-malate
-
inhibition mechanism, overview
-
competitive
-
ZINC00895301, strong inhibition
2.5 mM, 58% inhibition
-

3D Structure of Enzyme-Ligand-Complex (PDB) (1744 results)

EC NUMBER
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (3 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
0.417
-
-

KM Value (16 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
7
-
pH 7.5, 30°C
1.3
-
-

Ki Value (5 results)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
1.2
-
pH 6.0, 25°C

IC50 Value (2 results)

EC NUMBER
IC50 VALUE
IC50 VALUE MAXIMUM
COMMENTARY
LITERATURE

References & Links

Links to other databases for L-Tartrate

EXTERNAL LINKS