L-methionine

Three steps

• (S)-4-hydroxymandelateReach from here →
  1. transport of methionine 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 methionine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
  3. Formation of Homocystine

  Catalysed by SLC7A5, GSSextracellular space, cytosolOne of 2 routes

• S-(4,8-dimethylnonanoyl)-4'-phosphopantetheineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  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 NAGS, CRAT, CROT, NUDT19mitochondrial matrix, peroxisome

• S-(9Z,12Z,15Z-octadecatrienoyl)-4'-phosphopantetheineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  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 NAGS, SLC27A2, ACSL4, ACSL3 and 6 moremitochondrial matrix, cytosol

• S-(9Z,12Z-octadecadienoyl)-4'-phosphopantetheineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  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 NAGS, SLC27A2, ACSL4, ACSL3 and 6 moremitochondrial matrix, cytosol

• S-(9Z-hexadecenoyl)-4'-phosphopantetheineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  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 NAGS, SLC27A2, ACSL4, ACSL3 and 6 moremitochondrial matrix, cytosol

• itaconateReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Itaconate:CoA ligase (GDP-forming)
  3. Itaconate:CoA ligase (GDP-forming)

  Catalysed by NAGS, SUCLG1, SUCLG2, SUCLA2mitochondrial matrixOne of 4 routes

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

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

• COReach from here →
  1. glyoxylate + L-methionine = 4-methylsulfanyl-2-oxobutanoate + glycine
  2. 1,2-dihydroxy-5-(methylsulfanyl)pent-1-en-3-one + O2 = 4-methylsulfanyl-2-oxobutanoate + formate + 2 H(+)
  3. acireductone dioxygenase

  Catalysed by AADAT, ADI1cytosolOne of 2 routes

• aceneuramateReach from here →
  1. transport of alanine and methionine (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

• all-trans-retinolReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Palmitoyl-CoA:retinol O-acyltransferase
  3. all-trans-Retinol 11-cis-trans-isomerase

  Catalysed by NAGS, DGAT1, LRAT, AWAT1 and 2 moremitochondrial matrix, cytosolOne of 4 routes

• linoleic acidReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Carnitine O-Palmitoyltransferase
  3. Utilized Transport

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

• sulfiteReach from here →
  1. L-Methionine:tRNAMet ligase (AMP-forming)
  2. glycyl-tRNA(gly) phosphorylation
  3. sulfotransferase (thioredoxin)

  Catalysed by MARS1, SULT1A3cytosolOne of 7 routes

• D-aspartic acidReach from here →
  1. transport of chloride and methionine (cytosol to extracellular)
  2. transport of chloride (cytosol to extracellular)
  3. transport of D-aspartate (cytosol to extracellular)

  Catalysed by SLC6A14, SLC12A2, SLC12A1, SLC1A7 and 4 moreextracellular space, cytosol

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

  Catalysed by NAGS, ASAH1, ACER2, ACER1 and 5 moremitochondrial matrix, Golgi apparatus, cytosol

• O-hexadecanoyl-(R)-carnitineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Carnitine O-Palmitoyltransferase
  3. palmitoyl-CoA:L-carnitine O-palmitoyltransferase

  Catalysed by NAGS, CPT1A, CPT1C, CPT1B and 1 moremitochondrial matrix, cytosol, peroxisomeOne of 14 routes

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

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

• S-methyl-5'-thioadenosineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. diamine N-acetyltransferase (N1-acetylspermidine)
  3. S-adenosylmethioninamine:spermidine 3-aminopropyltransferase

  Catalysed by NAGS, SAT1, SAT2, SRM and 1 moremitochondrial matrix, cytosolOne of 4 routes

• diiodineReach from here →
  1. transport of methionine 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. N-acetylglutamate synthase (N-acetylmethionine)
  2. Palmitoyl-CoA:retinol O-acyltransferase
  3. all-trans-retinyl hexadecanoate + H2O = 11-cis-retinol + hexadecanoate + H(+)

  Catalysed by NAGS, DGAT1, LRAT, AWAT1 and 3 moremitochondrial matrix, cytosol

• nitrateReach from here →
  1. transport of arginine and methionine (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. N(6)-L-threonylcarbamoyladenosine(37) in tRNA + (sulfur carrier)-SH + AH2 + 2 S-adenosyl-L-methionine = 2-methylsulfanyl-N(6)-L-threonylcarbamoyladenosine(37) in tRNA + (sulfur carrier)-H + 5'-deoxyadenosine + L-methionine + A + S-adenosyl-L-homocysteine + 2 H(+)
  2. 3,3',5-triiodo-L-thyronine + iodide + A + H(+) = L-thyroxine + AH2
  3. aryl sulfotransferase (PAPS)

  Catalysed by CDKAL1, DIO1, DIO2, SULT1A3 and 3 morecytosolOne of 2 routes

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

  Catalysed by SLC7A5, GNMT, PDPR, DMGDHextracellular space, cytosolOne of 2 routes

• CHEBI:17769Reach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. diamine N-acetyltransferase (N1-acetylspermidine)
  3. spermidine:(acceptor) oxidoreductase

  Catalysed by NAGS, SAT1, SAT2mitochondrial matrix, cytosolOne of 3 routes

• urateReach from here →
  1. transport of glycine and methionine (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

• a 1,2-diacyl-sn-glycerolReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. acyl-CoA:sphingosine N-acyltransferase
  3. a 2-acylglycerol + an acyl-CoA = a 1,2-diacyl-sn-glycerol + CoA

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

• methylarsonous acidReach from here →
  1. transport of glycine and methionine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
  3. methylarsonate + 2 glutathione + H(+) = methylarsonous acid + glutathione disulfide + H2O

  Catalysed by SLC7A5, GSS, GSTO1, GSTO2extracellular space, cytosol

• a triacylglycerolReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. acyl-CoA:sphingosine N-acyltransferase
  3. acyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase

  Catalysed by NAGS, ASAH1, ACER2, ACER1 and 6 moremitochondrial matrix, Golgi apparatus, cytosol

• 7alpha-hydroxycholest-4-en-3-oneReach from here →
  1. N(6)-L-threonylcarbamoyladenosine(37) in tRNA + (sulfur carrier)-SH + AH2 + 2 S-adenosyl-L-methionine = 2-methylsulfanyl-N(6)-L-threonylcarbamoyladenosine(37) in tRNA + (sulfur carrier)-H + 5'-deoxyadenosine + L-methionine + A + S-adenosyl-L-homocysteine + 2 H(+)
  2. cholesterol + AH2 + O2 = 25-hydroxycholesterol + A + H2O
  3. Cholest-5-Ene-3Beta, 7Alpha-Diol:NAD+ 3-Oxidoreductase Bile Acid Biosynthesis

  Catalysed by CDKAL1, CH25H, HSD3B7endoplasmic reticulum

• 3-oxopropanoic acidReach from here →
  1. transport of alanine and methionine (cytosol to extracellular)
  2. beta-alanine(out) + L-alanine(in) = beta-alanine(in) + L-alanine(out)
  3. beta-alanine:2-oxoglutarate aminotransferase

  Catalysed by SLC7A5, SLC7A10, ABATextracellular space, cytosol, inner side of the membrane, outer side of the membrane, mitochondrial matrix

• butanoateReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Butanoate:CoA ligase (AMP-forming)
  3. butanoyl-CoA + H2O = butanoate + CoA + H(+)

  Catalysed by NAGS, ACSM4, ACSM1, ACSM2A and 9 moremitochondrial matrix, cytosol

• fumaric acidReach from here →
  1. transport of arginine and methionine (cytosol to extracellular)
  2. 2-(Nomega-L-arginino)succinate arginine-lyase (fumarate-forming)
  3. 2-(Nomega-L-arginino)succinate arginine-lyase (fumarate-forming)

  Catalysed by SLC7A6, ASLextracellular space, cytosolOne of 8 routes

• thiocyanateReach from here →
  1. transport of cysteine and methionine (cytosol to extracellular)
  2. L-Cysteine:2-oxoglutarate aminotransferase
  3. 3-mercaptopyruvate sulfurtransferase (hydrogen-cyanide)

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

• dTDPReach from here →
  1. transport of alanine and methionine (cytosol to extracellular)
  2. (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
  3. pyruvate kinase (dTDP)

  Catalysed by SLC7A5, AGXT2, PKM, PKLRextracellular space, cytosol, mitochondrial matrix

• indole-3-acetaldehydeReach from here →
  1. transport of methionine and tryptophan (cytosol to extracellular)
  2. L-tryptophan decarboxy-lyase
  3. Tryptamine:oxygen oxidoreductase(deaminating)

  Catalysed by SLC7A5, DDC, AOC1, MAOA and 1 moreextracellular space, cytosolOne of 2 routes

• spermine monoaldehydeReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. diamine N-acetyltransferase (N1-acetylspermine)
  3. primary-amine oxidase (spermine)

  Catalysed by NAGS, SAT1, SAT2, AOC2 and 2 moremitochondrial matrix, cytosolOne of 3 routes

• O-octanoyl-(R)-carnitineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Carnitine O-Palmitoyltransferase
  3. solute carrier (L-carnitine)

  Catalysed by NAGS, CPT1A, CPT1C, CPT1B and 1 moremitochondrial matrix, cytosolOne of 11 routes

• CHEBI:18132Reach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. Acetyl-CoA:choline O-acetyltransferase
  3. ATP:choline phosphotransferase

  Catalysed by NAGS, CHAT, CHKA, CHKBmitochondrial matrix, nucleus, cytosol

• CHEBI:18183Reach from here →
  1. transport of alanine and methionine (cytosol to extracellular)
  2. gamma-glutamyltransferase (alanine)
  3. gamma-glutamylcyclotransferase ((5-L-glutamyl)-L-amino acid)

  Catalysed by SLC7A5, GGT1, GGT5, GGTLC2 and 5 moreextracellular space, cytosolOne of 2 routes

• thioredoxin disulfideReach from here →
  1. L-Methionine:tRNAMet ligase (AMP-forming)
  2. glycyl-tRNA(gly) phosphorylation
  3. 2'-deoxyadenosine 5'-triphosphate:oxydized-thioredoxin 2'-oxidoreductase

  Catalysed by MARS1, TXN, RRM1, RRM2 and 2 morecytosolOne of 12 routes

• dodecanoateReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. long-chain-fatty-acid-CoA ligase (lauric acid)
  3. Lauroyl-CoA hydrolase

  Catalysed by NAGS, SLC27A2, ACSL4, ACSL3 and 9 moremitochondrial matrix, cytosolOne of 2 routes

• N(2)-formyl-N(1)-(5-phospho-D-ribosyl)glycinamideReach from here →
  1. transport of glycine and methionine (cytosol to extracellular)
  2. 5-Phospho-D-ribosylamine:glycine ligase (ADP-forming)
  3. 10-formyltetrahydrofolate:5'-phosphoribosylglycinamide formyltransferase

  Catalysed by SLC7A5, GARTextracellular space, cytosol

• arsenic triglutathioneReach from here →
  1. transport of glycine and methionine (cytosol to extracellular)
  2. gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
  3. arsenic triglutathione + 3 [thioredoxin]-dithiol + 3 S-adenosyl-L-methionine = trimethylarsine + 3 [thioredoxin]-disulfide + 3 glutathione + 3 S-adenosyl-L-homocysteine + 3 H(+)

  Catalysed by SLC7A5, GSS, AS3MTextracellular space, cytosolOne of 3 routes

• N-(4-aminobutyl)-3-aminopropanalReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. diamine N-acetyltransferase (N1-acetylspermidine)
  3. primary-amine oxidase (spermidine)

  Catalysed by NAGS, SAT1, SAT2, AOC2 and 2 moremitochondrial matrix, cytosolOne of 3 routes

• CHEBI:18405Reach from here →
  1. transport of alanine and methionine (cytosol to extracellular)
  2. L-selenocysteine selenide-lyase (L-alanine-forming)
  3. pyridoxine 5'-phosphate:oxygen oxidoreductase

  Catalysed by SLC7A5, SCLY, PNPOextracellular space, cytosolOne of 3 routes

• (2E,5Z,8Z,11Z,14Z,17Z)-eicosahexaenoyl-CoAReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. long-chain-fatty-acid-CoA ligase (EPA)
  3. (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + O2 = (2E,5Z,8Z,11Z,14Z,17Z)-eicosahexaenoyl-CoA + H2O2

  Catalysed by NAGS, SLC27A2, ACSL4, ACSL3 and 6 moremitochondrial matrix, cytosol

• gamma-L-glutamyl-(2S)-2-aminobutanoateReach from here →
  1. transport of glycine and methionine (cytosol to extracellular)
  2. (2S)-2-aminobutanoate + glyoxylate = 2-oxobutanoate + glycine
  3. (2S)-2-aminobutanoate + L-glutamate + ATP = gamma-L-glutamyl-(2S)-2-aminobutanoate + ADP + phosphate + H(+)

  Catalysed by SLC7A5, AGXT2, GCLCextracellular space, cytosol

• 1-octadecanoyl-2-acyl-sn-glycero-3-phosphoethanolamineReach from here →
  1. N-acetylglutamate synthase (N-acetylmethionine)
  2. long-chain-fatty-acid-CoA ligase (stearate)
  3. a 2-acyl-sn-glycero-3-phosphoethanolamine + octadecanoyl-CoA = 1-octadecanoyl-2-acyl-sn-glycero-3-phosphoethanolamine + CoA

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

• 2-(alpha-Hydroxypropyl)thiamine diphosphateReach from here →
  1. transport of methionine and threonine (cytosol to extracellular)
  2. L-threonine ammonia-lyase (2-oxobutanoate-forming)
  3. branched chain keto acid dehydrogenase E1 (2-oxobutyrate)

  Catalysed by SLC7A5, SDS, SDSL, BCKDHA and 1 moreextracellular space, cytosol, mitochondrial matrix

• N-methyltryptamineReach from here →
  1. transport of methionine and tryptophan (cytosol to extracellular)
  2. L-tryptophan decarboxy-lyase
  3. S-Adenosyl-L-methionine:amine N-methyltransferase

  Catalysed by SLC7A5, DDC, INMTextracellular space, cytosol