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Literature summary for 3.2.1.31 extracted from

  • O'Leary, K.A.; Day, A.J.; Needs, P.W.; Sly, W.S.; O'Brien, N.M.; Williamson, G.
    Flavonoid glucuronides are substrates for human liver beta-glucuronidase (2001), FEBS Lett., 503, 103-106.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
saccharo-1,4-lactone complete inhibition of liver enzyme Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.025
-
kaempferol 3-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.048
-
quercetin 4'-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.167
-
quercetin-3-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.237
-
quercetin 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.266
-
equol 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.272
-
daidzein 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
1.4
-
4-nitrophenyl-beta-D-glucuronide pH 7.2, 37°C Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Homo sapiens
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl beta-D-glucuronide + H2O
-
Homo sapiens 4-nitrophenol + D-glucuronic acid
-
?
daidzein 7-O-beta-D-glucuronide + H2O
-
Homo sapiens daidzein + D-glucuronate
-
?
equol 7-O-beta-D-glucuronide + H2O
-
Homo sapiens equol + D-glucuronate
-
?
kaempferol 3-O-beta-D-glucuronide + H2O
-
Homo sapiens kaempferol + D-glucuronate
-
?
quercetin 3-O-beta-D-glucuronide + H2O
-
Homo sapiens quercetin + D-glucuronate
-
?
quercetin 4'-O-beta-D-glucuronide + H2O
-
Homo sapiens quercetin + beta-D-glucuronate
-
?
quercetin 7-O-beta-D-glucuronide + H2O
-
Homo sapiens quercetin + D-glucuronate
-
?
quercetin-4'-O-glucuronide + H2O
-
Homo sapiens quercetin + D-glucuronate
-
?

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.26
-
quercetin 4'-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.35
-
equol 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.65
-
kaempferol 3-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
0.67
-
4-nitrophenyl-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
1.07
-
daidzein 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
1.65
-
quercetin 7-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens
1.9
-
quercetin-3-O-beta-D-glucuronide pH 7.2, 37°C Homo sapiens