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BRENDA support

Ligand rhamnogalacturonan I

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Basic Ligand Information

Molecular Formula
BRENDA Name
InChIKey
rhamnogalacturonan I

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (8 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
UDP-alpha-D-galactose + rhamnogalacturonan I = UDP + 1,4-beta-galactan side chains in rhamnogalacturonan I
show the reaction diagram
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rhamnogalacturonan I + H2O = beta-L-rhamnose + ?
show the reaction diagram
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rhamnogalacturonan I + H2O = ?
show the reaction diagram
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rhamnogalacturonan I + H2O = beta-L-rhamnose + ?
show the reaction diagram
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rhamnogalacturonan I = rhamnogalacturonan I oligosaccharides with alpha-L-rhamnopyranose at the reducing end and 4-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the nonreducing end
show the reaction diagram
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rhamnogalacturonan I = 2-O-(4-deoxy-beta-L-threo-hex-4-enopyranuronosyl)-alpha-L-rhamnopyranose + shortened rhamnogalacturonan oligosaccharide containing one 4,5-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the non-reducing end
show the reaction diagram
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Substrate in Enzyme-catalyzed Reactions (12 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
UDP-alpha-D-galactose + rhamnogalacturonan I = UDP + 1,4-beta-galactan side chains in rhamnogalacturonan I
show the reaction diagram
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rhamnogalacturonan I = rhamnogalacturonan I oligosaccharides with alpha-L-rhamnopyranose at the reducing end and 4-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the nonreducing end
show the reaction diagram
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rhamnogalacturonan I = 2-O-(4-deoxy-beta-L-threo-hex-4-enopyranuronosyl)-alpha-L-rhamnopyranose + shortened rhamnogalacturonan oligosaccharide containing one 4,5-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the non-reducing end
show the reaction diagram
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Enzyme Kinetic Parameters

kcat Value (Turnover Number) (1 result)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
-999
-
kcat-value is 4.1/s, pH 6.0, 30°C

KM Value (7 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.085
-
pH 5.0, 40°C
-999
-
KM-value is 1.78 mg/ml for the wild-type enzyme and 0.56 mg/ml for the, pH 7.5, 30°C

References & Links

Links to other databases for rhamnogalacturonan I

ChEBI
PubChem
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