Ligand digalacturonic acid

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 digalacturonic acid (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C12H18O13
digalacturonic acid
IGSYEZFZPOZFNC-MMGXBETBSA-N
Synonyms:
4-O-alpha-D-galactopyranuronosyl-alpha-D-galactopyranuronic acid, alpha-D-galactopyranuronosyl-(1-4)-alpha-D-galactopyranuronic acid, alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonate, di-D-galacturonate, di-galacturonic acid, Digalacturonate, GalAalpha(1->4)GalA, galacturonosyl-galactonic acid, saturated digalacturonic acid, [(1->4)-alpha-D-galacturonide]2

Roles as Enzyme Ligand

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

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
pectin + H2O = digalacturonate
show the reaction diagram
-
-
polygalacturonic acid = trigalacturonic acid + digalacturonic acid
show the reaction diagram
-
-

Substrate in Enzyme-catalyzed Reactions (11 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
digalacturonic acid = ?
show the reaction diagram
-
di-D-galacturonate = ?
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (33 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
polygalacturonic acid = trigalacturonic acid + digalacturonic acid
show the reaction diagram
-
-
trigalacturonic acid = 4-deoxy-5-keto-D-glucuronic acid + digalacturonic acid + galacturonic acid
show the reaction diagram
-

Inhibitor in Enzyme-catalyzed Reactions (4 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (6 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
6.6
-
-

KM Value (7 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE

Ki Value (3 results)

EC NUMBER
KI VALUE [MM]
KI VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.0767
-
at pH 4.0 and 30°C

References & Links

Links to other databases for digalacturonic acid

ChEBI
PubChem
-
PubChem