CHEBI:15699

Three steps

• (S)-lactateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. (S)-lactate + NAD(+) = pyruvate + NADH + H(+)

  Catalysed by SLC7A5, AGXT2, LDHA, LDHB and 3 moreextracellular space, cytosol, mitochondrial matrixOne of 2 routes

• CHEBI:16668Reach from here →
  1. transport of cysteine and homoserine (cytosol to extracellular)
  2. L-Cysteine:oxygen oxidoreductase
  3. 3-sulfino-L-alanine carboxy-lyase

  Catalysed by SLC7A5, CDO1, GAD1, CSADextracellular space, cytosol

• 3'-deoxy-3',4'-didehydro-CTPReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. CTP + AH2 + S-adenosyl-L-methionine = 3'-deoxy-3',4'-didehydro-CTP + 5'-deoxyadenosine + L-methionine + A + H2O + H(+)

  Catalysed by SLC7A5, MOCOS, RSAD2extracellular space, cytosol

• cyanamideReach from here →
  1. transport of arginine and homoserine (cytosol to extracellular)
  2. L-Arginine amidinohydrolase
  3. urea = cyanamide + H2O

  Catalysed by SLC7A6, ARG1, CA1, CA2extracellular space, cytosol

• pyridoxineReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. L-selenocysteine selenide-lyase (L-alanine-forming)
  3. pyridoxine-5'-phosphate phosphohydrolase

  Catalysed by SLC7A5, SCLY, PHOSPHO2, PDXPextracellular space, cytosolOne of 2 routes

• (S)-2-hydroxyglutarateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. (S)-2-hydroxyglutarate + A = 2-oxoglutarate + AH2

  Catalysed by SLC7A5, MOCOS, L2HGDHextracellular space, cytosol

• enol-phenylpyruvateReach from here →
  1. transport of homoserine and phenylalanine (cytosol to extracellular)
  2. Phenylalanine Transaminase, Mitochondrial
  3. 3-phenylpyruvate = enol-phenylpyruvate

  Catalysed by SLC7A5, GOT2, TAT, MIFextracellular space, cytosol, mitochondrial matrix

• formaldehydeReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. S-Adenosyl-L-methionine:glycine N-methyltransferase
  3. sarcosine:oxygen oxidoreductase (demethylating)

  Catalysed by SLC7A5, GNMT, PIPOX, SARDHextracellular space, cytosol, peroxisomeOne of 5 routes

• 3-fumarylpyruvateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. 3-fumarylpyruvate + H2O = fumarate + pyruvate + H(+)

  Catalysed by SLC7A5, AGXT2, FAHD1extracellular space, cytosol, mitochondrial matrix

• pantetheine 4'-phosphateReach from here →
  1. transport of cysteine and homoserine (cytosol to extracellular)
  2. (R)-4'-phosphopantothenate:L-cysteine ligase
  3. N-[(R)-4'-Phosphopantothenoyl]-L-cysteine carboxy-lyase

  Catalysed by SLC7A5, PPCS, PPCDCextracellular space, cytosolOne of 4 routes

• psychosineReach from here →
  1. Acetylation of Homoserine
  2. acyl-CoA:sphingosine N-acyltransferase
  3. UDP-alpha-D-galactose:sphingosine 1-beta-galactosyltransferase

  Catalysed by ASAH1, ACER2, ACER1, ASAH2mitochondrial matrix, Golgi apparatus, cytosol

• trans-1,2-dithiane-4,5-diolReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. L-selenocysteine selenide-lyase (L-alanine-forming)
  3. selenocysteine lyase (dithiothreitol)

  Catalysed by SLC7A5, SCLYextracellular space, cytosol

• creatineReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. L-Arginine:glycine amidinotransferase
  3. S-Adenosyl-L-methionine:guanidinoacetate N-methyltransferase

  Catalysed by SLC7A5, GATM, GAMTextracellular space, cytosolOne of 2 routes

• N-acetyl-L-aspartateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. oxaloacetate + L-alanine = L-aspartate + pyruvate
  3. acetyl-CoA:L-aspartate N-acetyltransferase

  Catalysed by SLC7A5, AGXT2, NAT8Lextracellular space, cytosol, mitochondrial matrixOne of 2 routes

• 1-acyl-sn-glycerol 3-phosphateReach from here →
  1. Acetylation of Homoserine
  2. acyl-CoA:sphingosine N-acyltransferase
  3. acyl-CoA:sn-glycerol-3-phosphate 1-O-acyltransferase

  Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 4 moremitochondrial matrix, Golgi apparatus

• bilirubin IXalphaReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. transport of bilirubin and GSH (cytosol to extracellular)

  Catalysed by SLC7A5, GSS, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 2 routes

• oxalic acidReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. glycine:oxygen oxidoreductase (deaminating)
  3. Glyoxylate:oxygen oxidoreductase

  Catalysed by SLC7A5, DAO, HAO1extracellular space, cytosol, peroxisomeOne of 3 routes

• a cholesterol esterReach from here →
  1. Acetylation of Homoserine
  2. acyl-CoA:sphingosine N-acyltransferase
  3. an acyl-CoA + cholesterol = a cholesterol ester + CoA

  Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 2 moremitochondrial matrix, Golgi apparatus

• (R)-3-hydroxybutyric acidReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. transport of (R)-3-hydroxybutanoate and pyruvate (cytosol to extracellular)

  Catalysed by SLC7A5, AGXT2, SLC16A4, SLC16A5 and 4 moreextracellular space, cytosol, mitochondrial matrixOne of 2 routes

• 2-aminoacrylic acidReach from here →
  1. transport of homoserine and tyrosine (cytosol to extracellular)
  2. thyroid peroxidase (iodine)
  3. thyroid peroxidase (3,5-diiodo-L-tyrosine)

  Catalysed by SLC7A5, TPOextracellular space, cytosol

• taurolithocholateReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. transport of GSH and taurolithocholate (cytosol to extracellular)

  Catalysed by SLC7A5, GSS, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes

• 3-hydroxypyruvateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. L-serine + pyruvate = 3-hydroxypyruvate + L-alanine

  Catalysed by SLC7A5, AGXT2, AGXTextracellular space, cytosol, mitochondrial matrixOne of 2 routes

• CHEBI:17208Reach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. glutathione:dehydroascorbate oxidoreductase

  Catalysed by SLC7A5, GSSextracellular space, cytosol

• (S)-4-hydroxymandelateReach from here →
  1. transport of homoserine and tyrosine (cytosol to extracellular)
  2. L-tyrosine:2-oxoglutarate aminotransferase
  3. 3-(4-hydroxyphenyl)pyruvate + O2 = (S)-4-hydroxymandelate + CO2

  Catalysed by SLC7A5, GOT2, GOT1, TAT and 1 moreextracellular space, cytosol

• homocysteineReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. Formation of Homocystine

  Catalysed by SLC7A5, GSSextracellular space, cytosol

• S-(4,8-dimethylnonanoyl)-4'-phosphopantetheineReach from here →
  1. Acetylation of Homoserine
  2. Carnitine Dimethyl Nonanoyl Transferase, Revsible, Peroxisomal
  3. 4,8-dimethylnonanoyl-CoA + H2O = S-(4,8-dimethylnonanoyl)-4'-phosphopantetheine + adenosine 3',5'-bisphosphate + 2 H(+)

  Catalysed by CRAT, CROT, NUDT19mitochondrial matrix, peroxisome

• S-(9Z,12Z,15Z-octadecatrienoyl)-4'-phosphopantetheineReach from here →
  1. Acetylation of Homoserine
  2. long-chain-fatty-acid-CoA ligase (linolenate)
  3. (9Z,12Z,15Z)-octadecatrienoyl-CoA + H2O = S-(9Z,12Z,15Z-octadecatrienoyl)-4'-phosphopantetheine + adenosine 3',5'-bisphosphate + 2 H(+)

  Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosol

• S-(9Z,12Z-octadecadienoyl)-4'-phosphopantetheineReach from here →
  1. Acetylation of Homoserine
  2. long-chain-fatty-acid-CoA ligase ((6Z,9Z)-octadecadienoic acid)
  3. (9Z,12Z)-octadecadienoyl-CoA + H2O = S-(9Z,12Z-octadecadienoyl)-4'-phosphopantetheine + adenosine 3',5'-bisphosphate + 2 H(+)

  Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosol

• S-(9Z-hexadecenoyl)-4'-phosphopantetheineReach from here →
  1. Acetylation of Homoserine
  2. long-chain-fatty-acid-CoA ligase (palmitolate)
  3. (9Z)-hexadecenoyl-CoA + H2O = S-(9Z-hexadecenoyl)-4'-phosphopantetheine + adenosine 3',5'-bisphosphate + 2 H(+)

  Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosol

• itaconateReach from here →
  1. Acetylation of Homoserine
  2. Itaconate:CoA ligase (GDP-forming)
  3. Itaconate:CoA ligase (GDP-forming)

  Catalysed by SUCLG1, SUCLG2, SUCLA2mitochondrial matrixOne of 4 routes

• N-octadecanoyl-heptadecasphing-4-enineReach from here →
  1. Acetylation of Homoserine
  2. long-chain-fatty-acid-CoA ligase (stearate)
  3. heptadecasphing-4-enine + octadecanoyl-CoA = N-octadecanoyl-heptadecasphing-4-enine + CoA + H(+)

  Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 4 moremitochondrial matrix, cytosol

• aceneuramateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. aceneuramate = aldehydo-N-acetyl-D-mannosamine + pyruvate

  Catalysed by SLC7A5, AGXT2, NPLextracellular space, cytosol, mitochondrial matrix

• 5'-deoxyadenosineReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. N(1)-methylguanosine(37) in tRNA(Phe) + pyruvate + S-adenosyl-L-methionine = 4-demethylwyosine(37) in tRNA(Phe) + 5'-deoxyadenosine + L-methionine + CO2 + H2O

  Catalysed by SLC7A5, AGXT2, TYW1B, TYW1extracellular space, cytosol, mitochondrial matrixOne of 5 routes

• all-trans-retinolReach from here →
  1. transport of cysteine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. all-trans-13,14-dihydroretinol + A = all-trans-retinol + AH2

  Catalysed by SLC7A5, MOCOS, RETSATextracellular space, cytosolOne of 3 routes

• linoleic acidReach from here →
  1. Acetylation of Homoserine
  2. Carnitine O-Palmitoyltransferase
  3. Utilized Transport

  Catalysed by CPT1A, CPT1C, CPT1Bmitochondrial matrix, cytosol, endoplasmic reticulumOne of 3 routes

• sulfiteReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
  3. thiosulfate + 2 glutathione = glutathione disulfide + hydrogen sulfide + sulfite + 2 H(+)

  Catalysed by SLC7A5, GSS, TSTD1extracellular space, cytosolOne of 2 routes

• 1-(alk-1-enyl)-2-acyl-sn-glycero-3-phosphoethanolamineReach from here →
  1. Acetylation of Homoserine
  2. acyl-CoA:sphingosine N-acyltransferase
  3. Acyl-CoA:1-alkenylglycerophosphoethanolamine O-acyltransferase

  Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 4 moremitochondrial matrix, Golgi apparatus, cytosol

• O-hexadecanoyl-(R)-carnitineReach from here →
  1. Acetylation of Homoserine
  2. Carnitine O-Palmitoyltransferase
  3. palmitoyl-CoA:L-carnitine O-palmitoyltransferase

  Catalysed by CPT1A, CPT1C, CPT1B, CPT2mitochondrial matrix, cytosol, peroxisomeOne of 14 routes

• 1-O-acyl-sn-glycero-3-phosphocholine(1+)Reach from here →
  1. Acetylation of Homoserine
  2. Palmitoyl-CoA:retinol O-acyltransferase
  3. Lecithin Retinol Acyltransferase (11-Cis)

  Catalysed by DGAT1, LRAT, AWAT1, AWAT2 and 1 moremitochondrial matrix, cytosol

• S-methyl-5'-thioadenosineReach from here →
  1. transport of arginine and homoserine (cytosol to extracellular)
  2. Putrescine Export via Putrescine/Arginine Antiporter
  3. S-adenosylmethioninamine:putrescine 3-aminopropyltransferase

  Catalysed by SLC7A6, SLC3A2, SLC7A7, SRMextracellular space, cytosolOne of 4 routes

• diiodineReach from here →
  1. transport of homoserine and tyrosine (cytosol to extracellular)
  2. thyroid peroxidase (iodine)
  3. iodide:hydrogen-peroxide oxidoreductase

  Catalysed by SLC7A5, TPOextracellular space, cytosolOne of 2 routes

• all-trans-retinyl hexadecanoateReach from here →
  1. Acetylation of Homoserine
  2. Palmitoyl-CoA:retinol O-acyltransferase
  3. all-trans-retinyl hexadecanoate + H2O = 11-cis-retinol + hexadecanoate + H(+)

  Catalysed by DGAT1, LRAT, AWAT1, AWAT2 and 2 moremitochondrial matrix, cytosol

• nitrateReach from here →
  1. transport of arginine and homoserine (cytosol to extracellular)
  2. L-Arginine, NADPH:Oxygen Oxidoreductase (Nitric-Oxide-Forming)
  3. Fe(II)-heme b-[protein] + nitric oxide + O2 = Fe(III)-heme b-[protein] + nitrate

  Catalysed by SLC7A6, NOS3, NOS1, NOS2 and 1 moreextracellular space, cytosol

• 3,3',5'-triiodo-L-thyronine sulfateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. 3,3',5'-triiodo-L-thyronine sulfate + iodide + A + H(+) = L-thyroxine sulfate + AH2

  Catalysed by SLC7A5, MOCOS, DIO1extracellular space, cytosol

• 3,3'-diiodo-L-thyronineReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. 3,3'-diiodo-L-thyronine + iodide + A + H(+) = 3,3',5-triiodo-L-thyronine + AH2

  Catalysed by SLC7A5, MOCOS, DIO1, DIO3extracellular space, cytosolOne of 2 routes

• 3,3'-diiodo-L-thyronine sulfateReach from here →
  1. transport of alanine and homoserine (cytosol to extracellular)
  2. Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
  3. 3,3'-diiodo-L-thyronine sulfate + iodide + A + H(+) = 3,3',5-triiodo-L-thyronine sulfate + AH2

  Catalysed by SLC7A5, MOCOS, DIO1extracellular space, cytosolOne of 2 routes

• CHEBI:17724Reach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. S-Adenosyl-L-methionine:glycine N-methyltransferase
  3. dimethylglycine dehydrogenase (formaldehyde)

  Catalysed by SLC7A5, GNMT, PDPR, DMGDHextracellular space, cytosol

• glycine betaineReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. transport of chloride and glycine (cytosol to extracellular)
  3. transport of betaine and chloride (cytosol to extracellular)

  Catalysed by SLC7A5, SLC6A9, SLC6A14, SLC6A12extracellular space, cytosolOne of 3 routes

• CHEBI:17769Reach from here →
  1. transport of arginine and homoserine (cytosol to extracellular)
  2. Putrescine Export via Putrescine/Arginine Antiporter
  3. Putrescine:oxygen oxidoreductase (deaminating)

  Catalysed by SLC7A6, SLC3A2, SLC7A7, AOC2 and 2 moreextracellular space, cytosolOne of 3 routes

• urateReach from here →
  1. transport of glycine and homoserine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
  3. urate(out) + glutathione(in) = urate(in) + glutathione(out)

  Catalysed by SLC7A5, GSS, SLC22A13extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 4 routes