CHEBI:15971
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
656 compounds within 3 steps: 25 in 1, 183 in 2, 448 in 3
Three steps
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- cholate-CoA ligase (3alpha,12alpha-dihydroxy-5beta-cholanate)
Catalysed by CARNS1, NAA10, SLC27A2, SLC27A5cytosolOne of 4 routes
- L-histidine carboxy-lyase (histamine-forming)
- transport of GSH and histamine (cytosol to extracellular)
- Sulfide:glutathione,quinone oxidoreductase
Catalysed by HDC, SLCO1A2, SLCO1B3, SQORcytosol, extracellular space, mitochondrial matrixOne of 8 routes
- transport of arginine and histidine (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 SLC7A5, SLC7A6, SLC25A29, DDAH1extracellular space, cytosol, inner side of the membrane, outer side of the membrane
- transport of glycine and histidine (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 histidine (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 histidine and leucine (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 histidine (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
- L-histidine carboxy-lyase (histamine-forming)
- transport of histamine (cytosol to extracellular)
- transport of dopamine (cytosol to extracellular)
Catalysed by HDC, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 6 routes
- L-histidine carboxy-lyase (histamine-forming)
- transport of histamine (cytosol to extracellular)
- transport of S-glutathionyl-2-4-dinitrobenzene (cytosol to extracellular)
Catalysed by HDC, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 5 routes
- transport of cysteine and histidine (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
- L-histidine carboxy-lyase (histamine-forming)
- transport of histamine (cytosol to extracellular)
- transport of estrone 3-sulfate (cytosol to extracellular)
Catalysed by HDC, SLCO1A2, SLCO1B3, SLCO1B1cytosol, extracellular spaceOne of 3 routes
- L-histidine carboxy-lyase (histamine-forming)
- transport of histamine (cytosol to extracellular)
- transport of prostaglandin E2 (cytosol to extracellular)
Catalysed by HDC, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 4 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- medium-chain acyl-CoA ligase (decanoic acid)
Catalysed by CARNS1, NAA10, ACSM4, ACSM1 and 4 morecytosolOne of 8 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- Carnitine O-Palmitoyltransferase
Catalysed by CARNS1, NAA10, CPT1A, CPT1C and 1 morecytosolOne of 4 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (palmitolate)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 11 routes
- transport of cysteine and histidine (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 histidine (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
- transport of glycine and histidine (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
- transport of alanine and histidine (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 histidine (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
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (adrenic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 7 routes
- transport of glycine and histidine (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
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (cerotic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (lignocerate)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 10 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (behenic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 9 routes
- transport of alanine and histidine (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 glycine and histidine (cytosol to extracellular)
- glycine + 2-oxoglutarate = glyoxylate + L-glutamate
- 3-hydroxy-L-kynurenine + glyoxylate = xanthurenate + glycine + H2O
Catalysed by SLC7A6, AADAT, KYAT3extracellular space, cytosolOne of 4 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- Carnitine O-Palmitoyltransferase
Catalysed by CARNS1, NAA10, CPT1A, CPT1C and 1 morecytosolOne of 3 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (stearidonic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 8 routes
- transport of chloride and histidine (cytosol to extracellular)
- Carnitine Transport by Atb0
- Utilized Transport
Catalysed by SLC6A14extracellular space, cytosol, endoplasmic reticulum
- transport of glycine and histidine (cytosol to extracellular)
- glycine + 2-oxoglutarate = glyoxylate + L-glutamate
- (4S)-4-hydroxy-2-oxoglutarate = glyoxylate + pyruvate
Catalysed by SLC7A6, AADAT, HOGA1extracellular space, cytosolOne of 2 routes
- L-histidine carboxy-lyase (histamine-forming)
- transport of histamine (cytosol to extracellular)
- transport of noradrenaline (cytosol to extracellular)
Catalysed by HDC, SLCO1A2, SLCO1B3cytosol, extracellular spaceOne of 4 routes
- transport of alanine and histidine (cytosol to extracellular)
- L-threonine(out) + L-alanine(in) = L-threonine(in) + L-alanine(out)
- L-threonine + hydrogencarbonate + ATP = L-threonylcarbamoyladenylate + diphosphate + H2O
Catalysed by SLC7A6, SLC7A10, YRDCextracellular space, cytosol, inner side of the membrane, outer side of the membrane
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (EPA)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 9 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (DPA)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 6 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (linolenate)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 7 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (cis-erucic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 6 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (cis-gondoic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 7 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase ((9Z,12Z,15Z,18Z,21Z)-TPA)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase ((6Z,9Z,12Z,15Z,18Z,21Z)-THA)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 4 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (nervonic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 6 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (ximenic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 4 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (dihomo-gamma-linolenate)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (omega-3-arachidonic acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (DHA)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 7 routes
- L-histidine:beta-alanine ligase (ADP-forming)
- N-alpha-acetyltransferase 10, NatA catalytic subunit (acetylcarnosine)
- long-chain-fatty-acid-CoA ligase (margaric acid)
Catalysed by CARNS1, NAA10, SLC27A2, ACSL4 and 6 morecytosolOne of 6 routes