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L-leucine degradation I

State Icon Reaction EC-Number Confidence maximal confidence score from EnzymeDetector
(S)-3-hydroxy-3-methylglutaryl-CoA <=> acetoacetate + acetyl-CoA 4.1.3.4 hydroxymethylglutaryl-CoA lyase

3-methylcrotonoyl-CoA + HCO3- + ATP <=> trans-3-methylglutaconyl-CoA + ADP + phosphate + H+ 6.4.1.4 methylcrotonoyl-CoA carboxylase
6.4.1.5 geranoyl-CoA carboxylase


L-leucine + 2-oxoglutarate <=> L-glutamate + 4-methyl-2-oxopentanoate 2.6.1.1 aspartate transaminase
2.6.1.2 alanine transaminase
2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.6 leucine transaminase
2.6.1.67 2-aminohexanoate transaminase
2.6.1.9 histidinol-phosphate transaminase








4-methyl-2-oxopentanoate + CoA + NAD+ <=> isovaleryl-CoA + CO2 + NADH 1.2.1.25 branched-chain alpha-keto acid dehydrogenase system
1.2.4.4 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring)


(S)-3-hydroxy-3-methylglutaryl-CoA <=> H2O + trans-3-methylglutaconyl-CoA 4.2.1.18 methylglutaconyl-CoA hydratase

isovaleryl-CoA + oxidized_electron_transfer_flavoprotein + H+ <=> 3-methylcrotonoyl-CoA + reduced_flavodoxin 1.3.8.4 isovaleryl-CoA dehydrogenase

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