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BRENDA support

Ligand alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonate

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Basic Ligand Information

Molecular Structure
Picture of alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonate (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C24H34O25
alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonate
GOIKIOHGMNUNBL-XVJVAFNESA-N
Synonyms:
tetragalacturonate, tetragalacturonic acid, tetragalcturonic acid, [(1->4)-alpha-D-galacturonide]4

Roles as Enzyme Ligand

Substrate in Enzyme-catalyzed Reactions (13 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
tetragalacturonate + H2O = ?
show the reaction diagram
-
tetragalacturonic acid = ?
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (5 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
[(1->4)-alpha-D-galacturonide]5 + H2O = [(1->4)-alpha-D-galacturonide]4 + D-galacturonate
show the reaction diagram
-

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (4 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
829
-
pH 6.5, 80°C
1000
-
at pH8.5 and in the presence of 5mMCa2+

KM Value (11 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.29
-
pH 6.5, 80°C
3.1
-
-

References & Links

Links to other databases for alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonosyl-(1,4)-O-alpha-D-galacturonate

ChEBI
PubChem
ChEBI
PubChem