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valine metabolism

State Icon Reaction EC-Number Confidence maximal confidence score from EnzymeDetector
L-valine + 2-oxoglutarate <=> L-glutamate + 2-oxoisovalerate 2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.6 leucine transaminase
2.6.1.66 valine---pyruvate transaminase




3-hydroxy-2-methylpropanoate + NAD+ <=> 2-Methyl-3-oxopropanoate + NADH + H+ 1.1.1.31 3-hydroxyisobutyrate dehydrogenase
1.1.1.59 3-hydroxypropionate dehydrogenase


H+ + pyruvate <=> (S)-2-Hydroxy-2-methyl-3-oxobutanoate + CO2 2.2.1.6 acetolactate synthase
4.1.1.1 pyruvate decarboxylase


2-oxoisovalerate + H+ <=> Isobutyraldehyde + CO2 2.2.1.6 acetolactate synthase
4.1.1.1 pyruvate decarboxylase
4.1.1.7 benzoylformate decarboxylase
4.1.1.72 branched-chain-2-oxoacid decarboxylase




isobutanol + NAD+ <=> H+ + Isobutyraldehyde + NADH 1.1.1.1 alcohol dehydrogenase
1.1.1.245 cyclohexanol dehydrogenase


2-Methyl-3-oxopropanoate + CoA + NAD+ + H2O <=> propionyl-CoA + HCO3- + NADH + H+ 1.2.1.27 methylmalonate-semialdehyde dehydrogenase (CoA-acylating)

3-hydroxy-2-methylpropanoyl-CoA + H2O <=> 3-hydroxy-2-methylpropanoate + H+ + CoA 3.1.2.4 3-hydroxyisobutyryl-CoA hydrolase

(S)-2-Hydroxy-2-methyl-3-oxobutanoate + NADPH + H+ <=> 2,3-dihydroxyisovalerate + NADP+ 1.1.1.383 ketol-acid reductoisomerase [NAD(P)+]
1.1.1.86 ketol-acid reductoisomerase (NADP+)


2-oxoisovalerate + CoA + NAD+ <=> isobutyryl-CoA + CO2 + NADH 1.2.1.25 branched-chain alpha-keto acid dehydrogenase system
1.2.4.1 pyruvate dehydrogenase (acetyl-transferring)
1.2.4.4 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring)
2.7.11.4 [3-methyl-2-oxobutanoate dehydrogenase (acetyl-transferring)] kinase




2,3-dihydroxyisovalerate <=> 2-oxoisovalerate + H2O 4.2.1.9 dihydroxy-acid dehydratase

ATP + L-valine + tRNAMet <=> AMP + diphosphate + L-valyl-tRNAVal 6.1.1.9 valine---tRNA ligase

Visualization of the pathway