L-tyrosine
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
515 compounds within 3 steps: 8 in 1, 108 in 2, 399 in 3
Three steps
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of glutamine and phenylalanine (cytosol to extracellular)
- HCO3-:L-glutamine amido-ligase (ADP-forming, carbamate-phosphorylating)
Catalysed by PAH, SLC7A5, CADextracellular space, cytosolOne of 6 routes
- L-tyrosine(out) + L-aspartate(in) = L-tyrosine(in) + L-aspartate(out)
- L-aspartate(in) + sulfate(out) = L-aspartate(out) + sulfate(in)
- ATP:sulfate adenylyltransferase
Catalysed by SLC7A13, SLC25A14, SLC25A30, PAPSS1 and 1 moreinner side of the membrane, outer side of the membrane, cytosolOne of 4 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- sarcosine + O2 + H2O = formaldehyde + glycine + H2O2
- (6S)-5,6,7,8-tetrahydrofolyl-(gamma-L-Glu)(n) + N,N-dimethylglycine + oxidized [electron-transfer flavoprotein] + H(+) = (6R)-5,10-methylenetetrahydrofolyl-(gamma-L-Glu)(n) + sarcosine + reduced [electron-transfer flavoprotein]
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- Glutathione: 5-HPETE oxidoreductase
Catalysed by AADAT, GSS, GPX5, GPX1 and 7 morecytosolOne of 36 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- transport of GSH and sulfotaurolithocholate (cytosol to extracellular)
Catalysed by AADAT, GSS, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 2 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- acyl-CoA:sphingosine N-acyltransferase
Catalysed by AADAT, BAAT, ASAH1, ACER2 and 2 moreperoxisome, Golgi apparatusOne of 2 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of alanine and phenylalanine (cytosol to extracellular)
- trans-4-hydroxy-L-proline(out) + L-alanine(in) + Na(+)(out) = trans-4-hydroxy-L-proline(in) + L-alanine(out) + Na(+)(in)
Catalysed by PAH, SLC7A5, SLC1A4extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of histidine and phenylalanine (cytosol to extracellular)
- L-histidine carboxy-lyase (histamine-forming)
Catalysed by PAH, SLC7A6, HDCextracellular space, cytosolOne of 4 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- Transport of L-Kynurenine
- 2-oxopentanoate + L-kynurenine = L-2-aminopentanoate + kynurenate + H2O
Catalysed by PAH, SLC7A8, AADATextracellular space, cytosolOne of 2 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- transport of GSH and thyroxine (cytosol to extracellular)
Catalysed by AADAT, GSS, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 2 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- Transport of L-Kynurenine
- 2-oxohexanoate + L-kynurenine = L-2-aminohexanoate + kynurenate + H2O
Catalysed by PAH, SLC7A8, AADATextracellular space, cytosolOne of 2 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- acetyl-CoA C-acyltransferase (3-oxomyrist-5-enoyl-CoA)
Catalysed by AADAT, BAAT, HADHA, ACAA2 and 1 moreperoxisome, mitochondrial matrixOne of 3 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-dopa
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tryptophan + O2 = 5-hydroxy-L-tryptophan + (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin
- L-tryptophan + O2 = N-formyl-L-kynurenine
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- 3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoate:CoA ligase (AMP-forming)
Catalysed by AADAT, BAAT, SLC27A2, SLC27A5peroxisome, endoplasmic reticulumOne of 3 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of glutamine and phenylalanine (cytosol to extracellular)
- phosphoribosyl pyrophosphate amidotransferase (glutamine)
Catalysed by PAH, SLC7A5, PPATextracellular space, cytosolOne of 2 routes
- L-tyrosine(out) + L-aspartate(in) = L-tyrosine(in) + L-aspartate(out)
- L-Aspartate:2-oxoglutarate aminotransferase
- oxaloacetate + GTP = phosphoenolpyruvate + GDP + CO2
Catalysed by SLC7A13, GOT2, PCK1, PCK2inner side of the membrane, outer side of the membrane, mitochondrial matrix
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of glutamine and phenylalanine (cytosol to extracellular)
- D-fructose 6-phosphate + L-glutamine = D-glucosamine 6-phosphate + L-glutamate
Catalysed by PAH, SLC7A5, GFPT2, GFPT1extracellular space, cytosol
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of methionine and phenylalanine (cytosol to extracellular)
- [thioredoxin]-disulfide + L-methionine + H2O = L-methionine (S)-S-oxide + [thioredoxin]-dithiol
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of methionine and phenylalanine (cytosol to extracellular)
- [thioredoxin]-disulfide + L-methionine + H2O = L-methionine (R)-S-oxide + [thioredoxin]-dithiol
Catalysed by PAH, SLC7A5, MSRB3, MSRB1 and 1 moreextracellular space, cytosol
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- cholate-CoA ligase (3alpha,12alpha-dihydroxy-5beta-cholanate)
Catalysed by AADAT, BAAT, SLC27A2, SLC27A5peroxisome, cytosolOne of 4 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- Sulfide:glutathione,quinone oxidoreductase
Catalysed by AADAT, GSS, SQORcytosol, mitochondrial matrixOne of 5 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of cysteine and phenylalanine (cytosol to extracellular)
- (R)-4'-phosphopantothenate:L-cysteine ligase
Catalysed by PAH, SLC7A5, PPCSextracellular space, cytosolOne of 4 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- Transport of L-Kynurenine
- an L-alpha-amino acid(in) + L-kynurenine(out) = an L-alpha-amino acid(out) + L-kynurenine(in)
Catalysed by PAH, SLC7A8, SLC7A11extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- Transport of L-Phenylalanine by Atb0 Transporter
- transport of 4-aminobutyrate and chloride (cytosol to extracellular)
Catalysed by PAH, SLC6A14, SLC6A12extracellular space, cytosolOne of 4 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of phenylalanine and tyrosine (cytosol to extracellular)
- thyroid peroxidase (iodine)
Catalysed by PAH, SLC7A5, TPOextracellular space, cytosolOne of 2 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of alanine and phenylalanine (cytosol to extracellular)
- L-proline(out) + L-alanine(in) + Na(+)(out) = L-proline(in) + L-alanine(out) + Na(+)(in)
Catalysed by PAH, SLC7A5, SLC1A4extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- L-tyrosine(out) + L-aspartate(in) = L-tyrosine(in) + L-aspartate(out)
- L-aspartate(in) + sulfate(out) = L-aspartate(out) + sulfate(in)
- estrone 3-sulfate + H2O = estrone + sulfate + H(+)
Catalysed by SLC7A13, SLC25A14, SLC25A30, STSinner side of the membrane, outer side of the membrane
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin(out) + a dicarboxylate(in) = (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin(in) + a dicarboxylate(out)
- prostaglandin E2(out) + a dicarboxylate(in) = prostaglandin E2(in) + a dicarboxylate(out)
Catalysed by PAH, SLC22A6, SLC22A8inner side of the membrane, outer side of the membraneOne of 4 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- medium-chain acyl-CoA ligase (decanoic acid)
Catalysed by AADAT, BAAT, ACSM4, ACSM1 and 4 moreperoxisome, cytosolOne of 8 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- Carnitine O-Palmitoyltransferase
Catalysed by AADAT, BAAT, CPT1A, CPT1C and 1 moreperoxisome, cytosolOne of 4 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- long-chain-fatty-acid-CoA ligase (palmitolate)
Catalysed by AADAT, BAAT, SLC27A2, ACSL4 and 6 moreperoxisome, cytosolOne of 11 routes
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
- transport of alanine and phenylalanine (cytosol to extracellular)
- gamma-glutamyltransferase (alanine)
Catalysed by PAH, SLC7A5, GGTLC3, GGT1 and 4 moreextracellular space, cytosolOne of 8 routes
- L-tyrosine(out) + L-aspartate(in) = L-tyrosine(in) + L-aspartate(out)
- L-aspartate(in) + sulfate(out) = L-aspartate(out) + sulfate(in)
- Transport of 5-Hydroxyindoleacetate
Catalysed by SLC7A13, SLC25A14, SLC25A30, SLC4A1inner side of the membrane, outer side of the membrane, extracellular space, cytosolOne of 2 routes
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- bile acid-CoA: amino acid N-acyltransferase
- long-chain-fatty-acid-CoA ligase (adrenic acid)
Catalysed by AADAT, BAAT, SLC27A2, ACSL4 and 6 moreperoxisome, cytosolOne of 7 routes