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Ligand L-ascorbic acid alpha-D-glucoside Please wait a moment until all data is loaded. This message will disappear when all data is loaded.
Basic Ligand Information Molecular Structure
C1 2 H1 8 O1 1
L-ascorbic acid alpha-D-glucoside
TZGJFGIVPNNUQI-DQXMJQANSA-N
(5R)-3,4-dihydroxy-5-[(1S)-1-hydroxy-2-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}ethyl]furan-2(5H)-one
Roles as Enzyme Ligand
Substrate in Enzyme-catalyzed Reactions (2 results)
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L-ascorbic acid alpha-D-glucoside + H2O = maltose + L-ascorbic acid
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L-ascorbic acid alpha-D-glucoside = maltose + L-ascorbic acid
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Product in Enzyme-catalyzed Reactions (3 results)
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L-ascorbic acid-(2-O-alpha-D-glucosyl)2 + glycosyl acceptor = L-ascorbic acid alpha-D-glucoside + D-glucosyl-[glycosyl acceptor]
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maltose + L-ascorbic acid = L-ascorbic acid alpha-D-glucoside
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maltose + L-ascorbic acid = L-ascorbic acid alpha-D-glucoside
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Enzyme Kinetic Parameters
KM Value (2 results)
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7.2
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alpha-glucosidase I
9.2
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alpha-glucosidase II
References & Links Literature References (2)
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Enzymatic formation of a nonreducing L-ascorbic acid alpha-glucoside: purification and properties of alpha-glucosidases catalyzing site-specific transglucosylation from rat small intestine
1990
Muto, N.; Nakamura, T.; Yamamoto, I.
J. Biochem.
107
222-227
Characterization of Bacillus stearothermophilus cyclodextrin glucanotransferase in ascorbic acid 2-O-alpha-glucoside formation
1991
Tanaka, M.; Muto, N.; Yamamoto, I.
Biochim. Biophys. Acta
1078
127-132
Links to other databases for L-ascorbic acid alpha-D-glucoside