CHEBI:17203
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
663 compounds within 3 steps: 24 in 1, 190 in 2, 449 in 3
Three steps
- Aspartate Intake by System Asct-1 Transporter
- L-Aspartate:2-oxoglutarate aminotransferase
- D-aspartate:2-oxoglutarate aminotransferase
Catalysed by GOT2extracellular space, cytosol, mitochondrial matrix
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and sulfate (cytosol to extracellular)
- (2R,3R)-tartrate(in) + sulfate(out) = (2R,3R)-tartrate(out) + sulfate(in)
Catalysed by CLTRN, SLC6A20, SLC26A6, SLC25A14 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and sulfate (cytosol to extracellular)
- (S,S)-tartrate(in) + sulfate(out) = (S,S)-tartrate(out) + sulfate(in)
Catalysed by CLTRN, SLC6A20, SLC26A6, SLC25A14 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and sulfate (cytosol to extracellular)
- (3R)-citramalate(in) + sulfate(out) = (3R)-citramalate(out) + sulfate(in)
Catalysed by CLTRN, SLC6A20, SLC26A6, SLC25A14 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and sulfate (cytosol to extracellular)
- (3S)-citramalate(in) + sulfate(out) = (3S)-citramalate(out) + sulfate(in)
Catalysed by CLTRN, SLC6A20, SLC26A6, SLC25A14 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- Carnitine Transport by Atb0
- Utilized Transport
Catalysed by CLTRN, SLC6A20, SLC6A14extracellular space, cytosol, endoplasmic reticulumOne of 6 routes
- transport of phenylalanine and proline (cytosol to extracellular)
- (5Z,8Z,11Z,14Z)-eicosatetraenoate + L-phenylalanine = N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-L-phenylalanine + H2O
- (5Z,8Z,11Z,14Z)-eicosatetraenoate + L-phenylalanine = N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-L-phenylalanine + H2O
Catalysed by SLC7A5, PM20D1extracellular space, cytosolOne of 6 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and oxalate (cytosol to extracellular)
- Mitochondrial Carrier (Mc) Tcdb:2.A.29.7.2
Catalysed by CLTRN, SLC6A20, SLC26A6, SLC25A1extracellular space, cytosol, mitochondrial matrixOne of 3 routes
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- 3-oxopropanoate + L-alanine = beta-alanine + pyruvate
Catalysed by SLC7A5, AGXT2extracellular space, cytosol, mitochondrial matrixOne of 2 routes
- transport of cysteine and proline (cytosol to extracellular)
- L-Cysteine:2-oxoglutarate aminotransferase
- 3-mercaptopyruvate:sulfide sulfurtransferase
Catalysed by SLC7A5, GOT2, GOT1, MPST and 1 moreextracellular space, cytosolOne of 6 routes
- transport of cysteine and proline (cytosol to extracellular)
- De novo synthesis of 2Fe2S
- Synthesis of 4Fe4S from 2Fe2S
Catalysed by SLC7A5, NDUFAB1, FDXR, FXN and 10 moreextracellular space, cytosol, mitochondrial matrix
- transport of proline and tryptophan (cytosol to extracellular)
- L-Tryptophan, Tetrahydrobiopterin:Oxygen Oxidoreductase (5-Hydroxylating)
- 5-Hydroxy-L-tryptophan decarboxy-lyase
Catalysed by ABCA1, SLC7A5, TPH1, TPH2 and 1 moreextracellular space, cytosolOne of 6 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- transport of chloride and choline (cytosol to extracellular)
- an acylcholine + H2O = a carboxylate + choline + H(+)
Catalysed by CLTRN, SLC6A20, SLC5A7, BCHEextracellular space, cytosol
- transport of cysteine and proline (cytosol to extracellular)
- cystine to cysteine conversion
- solute carrier organic anion transporter (GSH)
Catalysed by SLC7A5, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 6 routes
- Transport of L-Proline by the Apical Imino Amino Acid Transporters
- Neurotransmitter:Sodium Symporter (Nss) Tcdb:2.A.22.3.3
- bile acid-CoA:amino acid N-acyltransferase (taurodeoxycholate)
Catalysed by CLTRN, SLC6A20, SLC6A6, BAATextracellular space, cytosolOne of 2 routes
- transport of proline and tryptophan (cytosol to extracellular)
- L-tryptophan:oxygen 2,3-oxidoreductase (decyclizing)
- Formylkynurenine hydrolase
Catalysed by ABCA1, SLC7A5, IDO1, TDO2 and 2 moreextracellular space, cytosol
- transport of leucine and proline (cytosol to extracellular)
- L-Leucine:2-oxoglutarate aminotransferase
- 4-methyl-2-oxopentanoate decarboxylation
Catalysed by SLC7A5, BCAT2, ALOX12B, ALOXE3extracellular space, cytosol, mitochondrial matrix
- transport of glutamine and proline (cytosol to extracellular)
- HCO3-:L-glutamine amido-ligase (ADP-forming, carbamate-phosphorylating)
- glucose-6-phosphatase (carbamoyl-phosphate)
Catalysed by SLC7A5, CAD, G6PC2extracellular space, cytosol, endoplasmic reticulum
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- (R)-Lactate:NAD+ oxidoreductase
Catalysed by SLC7A5, AGXT2, LDHDextracellular space, cytosol, mitochondrial matrix
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- (S)-Lactate:NAD+ oxidoreductase
Catalysed by SLC7A5, AGXT2, LDHB, LDHAL6Bextracellular space, cytosol, mitochondrial matrixOne of 7 routes
- transport of alanine and proline (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- cholesterol + AH2 + O2 = 25-hydroxycholesterol + A + H2O
Catalysed by SLC7A5, MOCOS, CH25Hextracellular space, cytosol
- transport of proline and tryptophan (cytosol to extracellular)
- (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
- (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin = (6R)-L-erythro-6,7-dihydrobiopterin + H2O
Catalysed by ABCA1, SLC7A5, TPH1, TPH2 and 2 moreextracellular space, cytosol
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- 2-iminopropanoate + H2O = pyruvate + NH4(+)
Catalysed by SLC7A5, AGXT2, RIDAextracellular space, cytosol, mitochondrial matrix
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- pyruvate kinase (dTDP)
Catalysed by SLC7A5, AGXT2, PKM, PKLRextracellular space, cytosol, mitochondrial matrixOne of 3 routes
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- N-Acetylneuraminate pyruvate-lyase (N-acetyl-D-mannosamine-forming)
Catalysed by SLC7A5, AGXT2, NPLextracellular space, cytosol, mitochondrial matrix
- transport of glycine and proline (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
- tert-butyl hydroperoxide + 2 glutathione = tert-butanol + glutathione disulfide + H2O
Catalysed by SLC7A5, SLC7A6, GSS, CLIC2 and 4 moreextracellular space, cytosol
- transport of proline and valine (cytosol to extracellular)
- L-Valine:2-oxoglutarate aminotransferase
- branched chain keto acid dehydrogenase E1 (3-methyl-2-oxobutyrate)
Catalysed by SLC7A5, BCAT2, BCKDHA, BCKDHBextracellular space, cytosol, mitochondrial matrix
- transport of methionine and proline (cytosol to extracellular)
- glyoxylate + L-methionine = 4-methylsulfanyl-2-oxobutanoate + glycine
- 1,2-dihydroxy-5-(methylsulfanyl)pent-1-en-3-one + O2 = 4-methylsulfanyl-2-oxobutanoate + formate + 2 H(+)
Catalysed by SLC7A5, AADAT, ADI1extracellular space, cytosol
- transport of alanine and proline (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- all-trans-13,14-dihydroretinol + A = all-trans-retinol + AH2
Catalysed by SLC7A5, MOCOS, RETSATextracellular space, cytosol
- transport of alanine and proline (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- 3,3',5-triiodo-L-thyronine + iodide + A + H(+) = L-thyroxine + AH2
Catalysed by SLC7A5, MOCOS, DIO1, DIO2extracellular space, cytosolOne of 8 routes
- transport of alanine and proline (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- 3,3',5'-triiodo-L-thyronine + iodide + A + H(+) = L-thyroxine + AH2
Catalysed by SLC7A5, MOCOS, DIO1, DIO3extracellular space, cytosol
- transport of alanine and proline (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- a 3-acylpyruvate + H2O = a carboxylate + pyruvate + H(+)
Catalysed by SLC7A5, AGXT2, FAHD1extracellular space, cytosol, mitochondrial matrix
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- aldehyde dehydrogenase (2-methyl-3-oxopropanoate)
Catalysed by SLC7A5, ALDH6A1extracellular space, cytosol, mitochondrial matrixOne of 2 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- (S)-methylmalonyl-CoA hydrolase
Catalysed by SLC7A5extracellular space, cytosol, mitochondrial matrix
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- acid phosphatase 2, lysosomal (CoA)
Catalysed by SLC7A5, ACP2extracellular space, cytosol, mitochondrial matrix, lysosomeOne of 2 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- (2E)-dodecenoyl-CoA formation
Catalysed by SLC7A5extracellular space, cytosol, mitochondrial matrixOne of 3 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- propanoyl-CoA C-acyltransferase (3-ketopristanoyl-CoA)
Catalysed by SLC7A5, ACAA1, MYO5Bextracellular space, cytosol, mitochondrial matrix, peroxisomeOne of 2 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- long-chain-fatty-acid-CoA ligase (gamma-linolenate)
Catalysed by SLC7A5, SLC27A2, ACSL4, ACSL3 and 5 moreextracellular space, cytosol, mitochondrial matrixOne of 7 routes
- transport of glycine and proline (cytosol to extracellular)
- Hippurate (Benzoylglycinate) Formation
- benzoyl-CoA + glycine = N-benzoylglycine + CoA + H(+)
Catalysed by SLC7A5, SLC7A6, GLYATextracellular space, cytosol, mitochondrial matrix
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- Butanoate:CoA ligase (AMP-forming)
Catalysed by SLC7A5, ACSM4, ACSM1, ACSM2A and 3 moreextracellular space, cytosol, mitochondrial matrixOne of 11 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- long-chain-fatty-acid-CoA ligase (lauric acid)
Catalysed by SLC7A5, SLC27A2, ACSL4, ACSL3 and 5 moreextracellular space, cytosol, mitochondrial matrixOne of 10 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- Production of Glutaryl Carnitine
Catalysed by SLC7A5, CPT1A, CPT1C, CPT1Bextracellular space, cytosol, mitochondrial matrixOne of 2 routes
- transport of glycine and proline (cytosol to extracellular)
- hexadecanoyl-CoA + glycine = N-hexadecanoylglycine + CoA + H(+)
- hexadecanoyl-CoA + glycine = N-hexadecanoylglycine + CoA + H(+)
Catalysed by SLC7A5, SLC7A6, GLYATL3extracellular space, cytosol
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- long-chain-fatty-acid-CoA ligase (eicosanoate)
Catalysed by SLC7A5, SLC27A2, ACSL4, ACSL3 and 5 moreextracellular space, cytosol, mitochondrial matrixOne of 12 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- Itaconate:CoA ligase (GDP-forming)
Catalysed by SLC7A5, SUCLG1, SUCLG2, SUCLA2extracellular space, cytosol, mitochondrial matrixOne of 2 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- long-chain-fatty-acid-CoA ligase ((6Z,9Z)-octadecadienoic acid)
Catalysed by SLC7A5, SLC27A2, ACSL4, ACSL3 and 5 moreextracellular space, cytosol, mitochondrial matrixOne of 14 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- long-chain-fatty-acid-CoA ligase (myristic acid)
Catalysed by SLC7A5, SLC27A2, ACSL4, ACSL3 and 5 moreextracellular space, cytosol, mitochondrial matrixOne of 12 routes
- transport of alanine and proline (cytosol to extracellular)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- Octanoyl-CoA:L-carnitine O-octanoyltransferase
Catalysed by SLC7A5, CROTextracellular space, cytosol, mitochondrial matrixOne of 21 routes