Ligand Butylparaben
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Basic Ligand Information
Molecular Structure
C11H14O3
Butylparaben
QFOHBWFCKVYLES-UHFFFAOYSA-N
butyl 4-hydroxybenzoate, butyl paraben
Roles as Enzyme Ligand
Substrate in Enzyme-catalyzed Reactions (3 results)
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3'-phosphoadenylyl sulfate + butylparaben = adenosine 3',5'-bisphosphate + butylparaben sulfate
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butyl paraben + H2O = butanol + 4-hydroxybenzoate
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butyl 4-hydroxybenzoate + H2O = butanol + 4-hydroxybenzoate
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Inhibitor in Enzyme-catalyzed Reactions (1 result)
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50% inhibition at 0.021 mM, complete inhibition at 1 mM; strong inhibition, which is threefold higher in vivo than in vitro
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3D Structure of Enzyme-Ligand-Complex (PDB) (1 result)
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Enzyme Kinetic Parameters
KM Value (1 result)
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IC50 Value (5 results)
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0.012
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pH 7.4, 37°C, inhibition of estradiol sulfation, NHEK cells
0.021
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pH 7.4, 37°C, inhibition of estradiol sulfation, liver cytosol
0.037
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pH 7.4, 37°C, inhibition of estradiol sulfation, skin cytosol
0.062
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pH 7.4, 37°C, inhibition of estrone sulfation, skin cytosol
References & Links
Literature References (4)
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Purification and characterization of PrbA, a new esterase from Enterobacter cloacae hydrolyzing the esters of 4-hydroxybenzoic acid (parabens)
2003
Valkova, N.; Lepine, F.; Labrie, L.; Dupont, M.; Beaudet, R.
J. Biol. Chem.
278
12779-12785
Parabens inhibit human skin estrogen sulfotransferase activity: possible link to paraben estrogenic effects
2007
Prusakiewicz, J.J.; Harville, H.M.; Zhang, Y.; Ackermann, C.; Voorman, R.L.
Toxicology
232
248-256
Tannin degradation by a novel tannase enzyme present in some Lactobacillus plantarum strains
2014
Jimenez, N.; Esteban-Torres, M.; Mancheno, J.M.; de Las Rivas, B.; Munoz, R.
Appl. Environ. Microbiol.
80
2991-2997
Characterization of a bacterial tannase from Streptococcus gallolyticus UCN34 suitable for tannin biodegradation
2014
Jimenez, N.; Barcenilla, J.M.; de Felipe, F.L.; de Las Rivas, B.; Munoz, R.
Appl. Microbiol. Biotechnol.
98
6329-6337
Links to other databases for Butylparaben
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