CHEBI:18019
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
933 compounds within 3 steps: 25 in 1, 280 in 2, 628 in 3
Three steps
- transport of glycine and lysine (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- transport of GSH and thyroxine (cytosol to extracellular)
Catalysed by SLC7A6, GSS, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- transport of glycine and lysine (cytosol to extracellular)
- glycine + 2-oxoglutarate = glyoxylate + L-glutamate
- L-kynurenine + glyoxylate = kynurenate + glycine + H2O
Catalysed by SLC7A6, AADAT, KYAT3extracellular space, cytosolOne of 20 routes
- transport of arginine and lysine (cytosol to extracellular)
- N(omega),N(omega)-dimethyl-L-arginine(in) + L-arginine(out) = N(omega),N(omega)-dimethyl-L-arginine(out) + L-arginine(in)
- 2-oxohexanoate + N(omega),N(omega)-dimethyl-L-arginine = L-2-aminohexanoate + 5-(3,3-dimethylguanidino)-2-oxopentanoate
Catalysed by SLC3A2, SLC7A5, SLC7A6, SLC25A2 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- transport of glycine and lysine (cytosol to extracellular)
- 5,10-Methylenetetrahydrofolate:glycine hydroxymethyltransferase
- phosphoribosylaminoimidazolecarboxamide formyltransferase (10-formyl-THF)
Catalysed by SLC7A6, SHMT1, ATICextracellular space, cytosol
- deoxyhypusine synthase (1,3-diaminopropane)
- deoxyhypusine synthase (1,3-diaminopropane)
- N8-acetylspermidine to spermidine conversion
Catalysed by DHPScytosolOne of 3 routes
- Acetylation of Lysine
- N1,N12-diacetylspermine to N1-acetylspermine conversion
- N1,N12-diacetylspermine to N1-acetylspermine conversion
No catalyst recordedmitochondrial matrix, cytosolOne of 2 routes
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (EPA)
- (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA hydrolase
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 7 moremitochondrial matrix, cytosolOne of 2 routes
- transport of histidine and lysine (cytosol to extracellular)
- L-histidine carboxy-lyase (histamine-forming)
- S-Adenosyl-L-methionine:histamine N-tele-methyltransferase
Catalysed by SLC7A5, SLC7A6, HDC, HNMTextracellular space, cytosolOne of 3 routes
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- a 1-acyl-sn-glycero-3-phosphate + an acyl-CoA = a 1,2-diacyl-sn-glycero-3-phosphate + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 13 moremitochondrial matrix, Golgi apparatus
- transport of alanine and lysine (cytosol to extracellular)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- (3S)-citramalyl-CoA = pyruvate + acetyl-CoA
Catalysed by SLC7A6, AGXT2, CLYBLextracellular space, cytosol, mitochondrial matrixOne of 2 routes
- N6-(L-1,3-Dicarboxypropyl)-L-lysine:NADP+ oxidoreductase (L-lysine-forming)
- L-saccharopine + NAD(+) + H2O = (S)-2-amino-6-oxohexanoate + L-glutamate + NADH + H(+)
- (S)-2-amino-6-oxohexanoate + NAD(+) + H2O = L-2-aminoadipate + NADH + 2 H(+)
Catalysed by AASS, ALDH7A1mitochondrial matrixOne of 2 routes
- transport of glycine and lysine (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- Sulfide:glutathione,quinone oxidoreductase
Catalysed by SLC7A6, GSS, SQORextracellular space, cytosol, mitochondrial matrixOne of 8 routes
- transport of arginine and lysine (cytosol to extracellular)
- N(omega)-methyl-L-arginine(in) + L-arginine(out) = N(omega)-methyl-L-arginine(out) + L-arginine(in)
- N(omega)-methyl-L-arginine + H2O = L-citrulline + methylamine
Catalysed by SLC3A2, SLC7A5, SLC7A6, SLC25A29 and 1 moreextracellular space, cytosol, inner side of the membrane, outer side of the membrane
- transport of glycine and lysine (cytosol to extracellular)
- (9Z)-octadecenoyl-CoA + glycine = N-(9Z-octadecenoyl)glycine + CoA + H(+)
- N-(9Z-octadecenoyl)glycine + 2 L-ascorbate + O2 = N-(9Z-octadecenoyl)-(2S)-hydroxyglycine + 2 monodehydro-L-ascorbate radical + H2O
Catalysed by SLC7A6, GLYATL3, GLYATL2, PAMextracellular space, cytosolOne of 5 routes
- transport of glycine and lysine (cytosol to extracellular)
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
- (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 = (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin + L-tyrosine
Catalysed by SLC7A6, AADAT, PAHextracellular space, cytosolOne of 4 routes
- transport of leucine and lysine (cytosol to extracellular)
- L-Leucine:2-oxoglutarate aminotransferase
- 4-methyl-2-oxopentanoate reduction
Catalysed by SLC7A6, BCAT2, SDR42E2, AKR1B15 and 16 moreextracellular space, cytosol, mitochondrial matrix
- transport of alanine and lysine (cytosol to extracellular)
- L-kynurenine + H2O = anthranilate + L-alanine + H(+)
- an L-alpha-amino acid(in) + L-kynurenine(out) = an L-alpha-amino acid(out) + L-kynurenine(in)
Catalysed by SLC7A6, KYNU, SLC7A11extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- transport of glycine and lysine (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- transport of dopamine and GSH (cytosol to extracellular)
Catalysed by SLC7A6, GSS, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase ((6Z,9Z)-octadecadienoic acid)
- (9Z,12Z)-octadecadienoyl-CoA + a 1-acyl-sn-glycero-3-phosphocholine = 1-acyl-2-(9Z,12Z)-octadecadienoyl-sn-glycero-3-phosphocholine + CoA
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosol
- transport of glycine and lysine (cytosol to extracellular)
- bile acid-CoA:amino acid N-acyltransferase (glycine)
- sulfotransferase (glycolithocholate)
Catalysed by SLC7A6, BAAT, SULT2A1extracellular space, cytosolOne of 3 routes
- transport of cysteine and lysine (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- a 2,3-saturated acyl-CoA + A = a 2,3-dehydroacyl-CoA + AH2
Catalysed by SLC7A6, MOCOS, ACAD10extracellular space, cytosol
- transport of chloride and lysine (cytosol to extracellular)
- transport of chloride and sulfate (cytosol to extracellular)
- estrone 3-sulfate + H2O = estrone + sulfate + H(+)
Catalysed by SLC6A14, SLC26A6, STSextracellular space, cytosol
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- sphing-4-enine + ATP = sphing-4-enine 1-phosphate + ADP + H(+)
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 2 moremitochondrial matrix, Golgi apparatus
- transport of glycine and lysine (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine:glycine ligase (ADP-forming)
- transport of GSH and prostaglandin E2 (cytosol to extracellular)
Catalysed by SLC7A6, GSS, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 2 routes
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (myristic acid)
- trans-tetradec-2-enoyl-CoA reductase
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosolOne of 5 routes
Catalysed by ACSM4, ACSM1, ACSM2A, ACSM3 and 3 moremitochondrial matrix, cytosolOne of 8 routes
- transport of cysteine and lysine (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- Fe(II)-heme o + 2 A + H2O = Fe(II)-heme a + 2 AH2
Catalysed by SLC7A6, MOCOS, COX15extracellular space, cytosol
- transport of cysteine and lysine (cytosol to extracellular)
- (R)-4'-phosphopantothenate:L-cysteine ligase
- N-[(R)-4-phosphopantothenoyl]-L-cysteine + H(+) = (R)-4'-phosphopantetheine + CO2
Catalysed by SLC7A6, PPCS, PPCDCextracellular space, cytosol
Catalysed by ACSM4, ACSM1, ACSM2A, ACSM3 and 3 moremitochondrial matrix, cytosolOne of 3 routes
- transport of glycine and lysine (cytosol to extracellular)
- glycine + 2-oxoglutarate = glyoxylate + L-glutamate
- (4R)-4-hydroxy-2-oxoglutarate = glyoxylate + pyruvate
Catalysed by SLC7A6, AADAT, HOGA1extracellular space, cytosolOne of 2 routes
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- 1'-[1,2-diacyl-sn-glycero-3-phospho],3'-[1-acyl-sn-glycero-3-phospho]-glycerol + an acyl-CoA = a cardiolipin + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 1 moremitochondrial matrix, Golgi apparatus
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (lauric acid)
- dodecanoyl-CoA + malonyl-CoA + H(+) = 3-oxotetradecanoyl-CoA + CO2 + CoA
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 5 moremitochondrial matrix, cytosol
- transport of alanine and lysine (cytosol to extracellular)
- Transport of Hydroxy-Proline
- trans-4-Hydroxy-L-proline:NAD+ 5-oxidoreductase
Catalysed by SLC7A6, SLC1A4, PYCR1, PYCR3 and 1 moreextracellular space, cytosolOne of 5 routes
- transport of chloride and lysine (cytosol to extracellular)
- transport of chloride and sulfate (cytosol to extracellular)
- Transport of 5-Hydroxyindoleacetate
Catalysed by SLC6A14, SLC26A6, SLC4A1extracellular space, cytosolOne of 2 routes
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- all-trans-retinol + an acyl-CoA = an all-trans-retinyl ester + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 4 moremitochondrial matrix, Golgi apparatusOne of 4 routes
- transport of glycine and lysine (cytosol to extracellular)
- gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
- ubiquinone-10 + hydrogen sulfide + glutathione + H(+) = S-sulfanylglutathione + ubiquinol-10
Catalysed by SLC7A6, GSS, SQORextracellular space, cytosolOne of 3 routes
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- 1-O-hexadecyl-2-acetyl-sn-glycero-3-phosphocholine + sphing-4-enine = 1-O-hexadecyl-sn-glycero-3-phosphocholine + N-(acetyl)-sphing-4-enine + H(+)
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 1 moremitochondrial matrix, Golgi apparatus
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- a 1-acyl-sn-glycero-3-phosphoethanolamine + an acyl-CoA = a 1,2-diacyl-sn-glycero-3-phosphoethanolamine + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 4 moremitochondrial matrix, Golgi apparatus
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- an acyl-CoA + a 1,2-diacyl-sn-glycerol = a triacyl-sn-glycerol + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 6 moremitochondrial matrix, Golgi apparatus
- Acetylation of Lysine
- acyl-CoA:sphingosine N-acyltransferase
- 1-acyl-sn-glycero-3-phospho-(1'-sn-glycerol) + an acyl-CoA = a 1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycerol) + CoA
Catalysed by ASAH1, ACER2, ACER1, ASAH2 and 3 moremitochondrial matrix, Golgi apparatus
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (stearate)
- a 2-acyl-sn-glycero-3-phospho-D-myo-inositol + octadecanoyl-CoA = 1-octadecanoyl-2-acyl-sn-glycero-3-phospho-1D-myo-inositol + CoA
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 4 moremitochondrial matrix, cytosol
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (stearate)
- octadecanoyl-CoA + L-serine + H(+) = 3-oxoeicosasphinganine + CO2 + CoA
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 6 moremitochondrial matrix, cytosol
- transport of alanine and lysine (cytosol to extracellular)
- Mo-molybdopterin + L-cysteine + AH2 = thio-Mo-molybdopterin + L-alanine + A + H2O
- a 2,3-saturated acyl-CoA + A = a 2,3-dehydroacyl-CoA + AH2
Catalysed by SLC7A6, MOCOS, ACAD10extracellular space, cytosol
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (stearate)
- very-long-chain 3-oxoacyl-CoA synthase (malonyl-CoA)
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 10 moremitochondrial matrix, cytosolOne of 2 routes
- Acetylation of Lysine
- long-chain-fatty-acid-CoA ligase (behenic acid)
- docosanoyl-CoA + sphinganine = N-docosanoylsphinganine + CoA + H(+)
Catalysed by SLC27A2, ACSL4, ACSL3, ACSL1 and 7 moremitochondrial matrix, cytosol