Ligand Isovalerate

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Basic Ligand Information

Molecular Structure
Picture of Isovalerate (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C5H10O2
Isovalerate
GWYFCOCPABKNJV-UHFFFAOYSA-N
Synonyms:
2-Hydroxyisopentanoate, 3-methylbutanoate, 3-Methylbutanoic acid, 3-methylbutyrate, DL-isovalerate, isopentanioate, Isopentanoate, isopentanoic acid, isovaleric acid


Show all pahtways known for Show all BRENDA pathways known for Isovalerate

Roles as Enzyme Ligand

Substrate in Enzyme-catalyzed Reactions (12 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
ATP + isopentanoate = ADP + isopentanoyl phosphate
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ATP + isovalerate = ADP + isovaleryl phosphate
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acetyl-CoA + isovalerate = acetate + isovaleryl-CoA
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isopentanoate + acetoacetyl-CoA = isopentanoyl-CoA + acetoacetate
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DL-isovalerate = ?
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ATP + isopentanoate = AMP + diphosphate + isopentanoyl-CoA
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ATP + 3-methylbutanoate + CoA = AMP + diphosphate + 3-methylbutanoyl-CoA
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ATP + isovalerate + CoA = ADP + phosphate + isovaleryl-CoA
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Product in Enzyme-catalyzed Reactions (31 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
2-ketoisopentanoate + NAD(P)H = 2-hydroxyisopentanoate + NAD(P)+
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2-oxobutyrate + NADH = isovalerate + NAD+
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penicillin G + 2-oxo-4-methyl-pentanoic acid + O2 = phenylacetyl-7-aminodeacetoxycephalosporanic acid + 3-methylbutanoate + CO2 + H2O
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iso-pentanal + NAD+ + H2O = isopentanoate + NADH + H+
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isovaleraldehyde + NAD+ + H2O = isovalerate + NADH + H+
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isopentanal + NADP+ + H2O = isopentanoate + NADPH + H+
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isovaleraldehyde + NAD+ + H2O = isovalerate + NADH + 2 H+
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isovaleraldehyde + NADP+ + H2O = isovalerate + NADPH + H+
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isovaleraldehyde + NAD+ + H2O = 3-methylbutanoate + NADH + 2 H+
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isovaleraldehyde + H2O + O2 = isovaleric acid + H2O2
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isovalerylaldehyde + H2O + oxidized benzyl viologen = isovalerate + H+ + reduced benzyl viologen
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3-methylbutyrylthiocholine + H2O = thiocholine + 3-methylbutyrate
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isovaleryl-CoA + H2O = CoA + isovalerate
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N-isopentanoyl-L-methionine + H2O = isopentanoate + L-methionine
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isovaleronitrile + H2O = isovaleric acid + NH3
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isovaleronitrile + H2O = isovaleric acid + NH3
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isovaleronitrile + H2O = isovaleric acid + NH3
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ADP + phosphate + isovaleryl-CoA = ATP + isovalerate + CoA
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Inhibitor in Enzyme-catalyzed Reactions (10 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
10% inhibition at 250 mM, with dimethylglycine
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slight inhibition
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competitive to betaine
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5 mM, 39% inhibition
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moderate
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isovaleric acid injection significantly inhibits Na+,K+-ATPase activity by 25% in cerebral cortex of rats 2 or 24 h after administration, while pre-treatment of rats with creatine completely prevents the inhibitory effects of isovaleric acid on Na+,K+-ATPase
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3D Structure of Enzyme-Ligand-Complex (PDB) (238 results)

EC NUMBER
ENZYME 3D STRUCTURE

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (2 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE

KM Value (6 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
9.5
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pH 7.5, 30°C
9.5
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at pH 7.5 and 30°C
21
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pH 7.5, 25°C
0.47
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References & Links

Links to other databases for Isovalerate

ChEBI
PubChem
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PubChem