4-methyl-2-oxopentanoate
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
432 compounds within 3 steps: 6 in 1, 57 in 2, 369 in 3
Three steps
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of leucine and tryptophan (cytosol to extracellular)
- L-tryptophan + O2 = N-formyl-L-kynurenine
Catalysed by AADAT, SLC7A5, IDO1, TDO2 and 1 moreextracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Transport of L-Kynurenine
- 2-oxoadipate + L-kynurenine = L-2-aminoadipate + kynurenate + H2O
Catalysed by AADAT, SLC43A1extracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- 3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoate:CoA ligase (AMP-forming)
Catalysed by AADAT, SLC27A2, SLC27A5mitochondrial matrix, endoplasmic reticulumOne of 3 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of glutamine and leucine (cytosol to extracellular)
- phosphoribosyl pyrophosphate amidotransferase (glutamine)
Catalysed by AADAT, SLC7A5, PPATextracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of glutamine and leucine (cytosol to extracellular)
- D-fructose 6-phosphate + L-glutamine = D-glucosamine 6-phosphate + L-glutamate
Catalysed by AADAT, SLC7A5, GFPT2, GFPT1extracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of leucine and methionine (cytosol to extracellular)
- [thioredoxin]-disulfide + L-methionine + H2O = L-methionine (S)-S-oxide + [thioredoxin]-dithiol
Catalysed by AADAT, SLC3A2, SLC7A5, MSRAextracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of leucine and methionine (cytosol to extracellular)
- [thioredoxin]-disulfide + L-methionine + H2O = L-methionine (R)-S-oxide + [thioredoxin]-dithiol
Catalysed by AADAT, SLC3A2, SLC7A5, MSRB3 and 2 moreextracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- cholate-CoA ligase (3alpha,12alpha-dihydroxy-5beta-cholanate)
Catalysed by AADAT, SLC27A2, SLC27A5mitochondrial matrix, cytosolOne of 4 routes
- branched chain keto acid dehydrogenase E1 (4-methyl-2-oxopentanoate)
- lipoamide to S-(3-methylbutanoyl)... conversion
- ATP:thiamine-diphosphate phosphotransferase
Catalysed by BCKDHA, BCKDHB, DBT, TPK1mitochondrial matrix, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of glycine and leucine (cytosol to extracellular)
- (5Z,8Z,11Z,14Z)-eicosatetraenoyl-CoA + glycine = N-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-glycine + CoA + H(+)
Catalysed by AADAT, SLC7A5, GLYATL2extracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of cysteine and leucine (cytosol to extracellular)
- (R)-4'-phosphopantothenate:L-cysteine ligase
Catalysed by AADAT, SLC7A9, SLC3A1, PPCSextracellular space, cytosolOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- kynurenate(out) + a dicarboxylate(in) = kynurenate(in) + a dicarboxylate(out)
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin(out) + a dicarboxylate(in) = (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin(in) + a dicarboxylate(out)
Catalysed by AADAT, SLC22A8, SLC22A6inner side of the membrane, outer side of the membraneOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Transport of L-Kynurenine
- an L-alpha-amino acid(in) + L-kynurenine(out) = an L-alpha-amino acid(out) + L-kynurenine(in)
Catalysed by AADAT, SLC43A1, SLC7A11extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of chloride and leucine (cytosol to extracellular)
- transport of 4-aminobutyrate and chloride (cytosol to extracellular)
Catalysed by AADAT, SLC6A14, SLC6A12extracellular space, cytosolOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of leucine and tyrosine (cytosol to extracellular)
- thyroid peroxidase (iodine)
Catalysed by AADAT, SLC7A5, TPOextracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- solute carrier (L-dopa)
- 3,4-Dihydroxy-L-phenylalanine carboxy-lyase
Catalysed by AADAT, SLC3A2, SLC7A5, DDCextracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of alanine and leucine (cytosol to extracellular)
- L-proline(out) + L-alanine(in) + Na(+)(out) = L-proline(in) + L-alanine(out) + Na(+)(in)
Catalysed by AADAT, SLC7A5, SLC1A4extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- kynurenate(out) + glutarate(in) = kynurenate(in) + glutarate(out)
- estrone 3-sulfate(out) + glutarate(in) = estrone 3-sulfate(in) + glutarate(out)
Catalysed by AADAT, SLC22A6, SLC22A24, SLC22A8 and 1 moreinner side of the membrane, outer side of the membraneOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- kynurenate(out) + glutarate(in) = kynurenate(in) + glutarate(out)
- prostaglandin E2(out) + glutarate(in) = prostaglandin E2(in) + glutarate(out)
Catalysed by AADAT, SLC22A6, SLC22A8inner side of the membrane, outer side of the membraneOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of glycine and leucine (cytosol to extracellular)
- Hippurate (Benzoylglycinate) Formation
Catalysed by AADAT, SLC7A5extracellular space, cytosol, mitochondrial matrixOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of cysteine and leucine (cytosol to extracellular)
- L-Cysteine:oxygen oxidoreductase
Catalysed by AADAT, SLC7A9, SLC3A1, CDO1extracellular space, cytosolOne of 6 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- medium-chain acyl-CoA ligase (decanoic acid)
Catalysed by AADAT, ACSM4, ACSM1, ACSM2A and 3 moremitochondrial matrix, cytosolOne of 7 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- Carnitine O-Palmitoyltransferase
Catalysed by AADAT, CPT1A, CPT1C, CPT1Bmitochondrial matrix, cytosolOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (palmitolate)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 11 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of alanine and leucine (cytosol to extracellular)
- gamma-glutamyltransferase (alanine)
Catalysed by AADAT, SLC7A5, GGTLC3, GGT1 and 4 moreextracellular space, cytosolOne of 2 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- (3-Hydroxyisovalerylcoa->3-Hydroxyisovalerylcarnitine)
Catalysed by AADAT, CPT1A, CPT1Bmitochondrial matrix, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (adrenic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 7 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (cerotic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (lignocerate)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 10 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (behenic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 9 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of arginine and leucine (cytosol to extracellular)
- L-arginine,NADPH:oxygen oxidoreductase (N-(omega)-hydroxyarginine-forming)
Catalysed by AADAT, SLC3A2, SLC7A6, SLC7A7 and 3 moreextracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- transport of alanine and leucine (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
Catalysed by AADAT, SLC7A5, MOCOSextracellular space, cytosol
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- Carnitine O-Palmitoyltransferase
Catalysed by AADAT, CPT1A, CPT1C, CPT1Bmitochondrial matrix, cytosolOne of 3 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (stearidonic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 8 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (EPA)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 9 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (DPA)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 6 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (linolenate)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 7 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (cis-erucic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 6 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (cis-gondoic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 7 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase ((9Z,12Z,15Z,18Z,21Z)-TPA)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase ((6Z,9Z,12Z,15Z,18Z,21Z)-THA)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (nervonic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 6 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (ximenic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 4 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (dihomo-gamma-linolenate)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (omega-3-arachidonic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (DHA)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 7 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (margaric acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 6 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase (9-heptadecylenic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes
- 4-methyl-2-oxopentanoate + L-kynurenine = kynurenate + L-leucine + H2O
- Acetylation of Leucine
- long-chain-fatty-acid-CoA ligase ((11Z,14Z,17Z)-eicosatrienoic acid)
Catalysed by AADAT, SLC27A2, ACSL4, ACSL3 and 5 moremitochondrial matrix, cytosolOne of 5 routes