(5-hydroxyindol-3-yl)acetaldehyde
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
204 compounds within 3 steps: 2 in 1, 10 in 2, 192 in 3
Three steps
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- Transport of Quinolinic Acid
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC22A6mitochondrial matrix, extracellular space, cytosolOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of bilirubin (cytosol to extracellular)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- transport of oxalate and sulfate (cytosol to extracellular)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC26A6mitochondrial matrix, extracellular space, cytosol
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of S-glutathionyl-2-4-dinitrobenzene (cytosol to extracellular)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of GSH and serotonin (cytosol to extracellular)
- glutathione:dehydroascorbate oxidoreductase
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosol
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of GSH and serotonin (cytosol to extracellular)
- Formation of Homocystine
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosol
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- sulfite(in) + sulfate(out) = sulfite(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of D-aspartate (cytosol to extracellular)
Catalysed by MAOA, SLC6A4, SLC1A7, SLC1A3 and 3 moreextracellular space, cytosol
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- N-acetylglutamate synthase (N-acetyl-L-cysteine)
Catalysed by MAOA, AANAT, NAGScytosol, mitochondrial matrixOne of 4 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- Steryl-Sulfatase
Catalysed by ALDH2, ALDH1B1, SLC4A1, STSmitochondrial matrix, extracellular space, cytosol, Golgi apparatusOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Fatty Acid Beta Oxidation (C18:3->C16:3), Mitochondrial
Catalysed by MAOA, AANAT, HADHA, ACADVL and 1 morecytosol, mitochondrial matrix
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- transport of fumarate and sulfate (cytosol to mitochondria)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A10mitochondrial matrix, extracellular space, cytosolOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- acetyl-CoA C-acyltransferase (3-oxomyrist-7-enoyl-CoA)
Catalysed by MAOA, AANAT, HADHA, ACAA2 and 1 morecytosol, mitochondrial matrixOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- long-chain-fatty-acid-CoA ligase (cis-cetoleic acid)
Catalysed by MAOA, AANAT, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- long-chain-fatty-acid-CoA ligase ((7Z)-tetradecenoic acid)
Catalysed by MAOA, AANAT, SLC27A2, ACSL4 and 6 morecytosolOne of 8 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Fatty Acid Beta Oxidation (C18:4->C16:4), Mitochondrial
Catalysed by MAOA, AANAT, HADHA, ACADVL and 1 morecytosol, mitochondrial matrixOne of 3 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Fatty Acid Beta Oxidation Trans (C18:2->C16:2), Mitochondrial
Catalysed by MAOA, AANAT, HADHA, ACADVL and 1 morecytosol, mitochondrial matrix
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Fatty Acid Beta Oxidation (C12:3->C10:2), Mitochondrial
Catalysed by MAOA, AANAT, ECHS1, ACAA2 and 1 morecytosol, mitochondrial matrixOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Fatty Acid Beta Oxidation (C10:2->C8:1), Mitochondrial
Catalysed by MAOA, AANAT, ECHS1, ACAA2 and 1 morecytosol, mitochondrial matrixOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- Folate Transport by Oats
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC22A8 and 1 moremitochondrial matrix, extracellular space, cytosolOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- medium-chain acyl-CoA ligase (hexanoic acid)
Catalysed by MAOA, AANAT, ACSM4, ACSM1 and 4 morecytosolOne of 6 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- long-chain-fatty-acid-CoA ligase (elaidate)
Catalysed by MAOA, AANAT, SLC27A2, ACSL4 and 6 morecytosolOne of 5 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of GSH and serotonin (cytosol to extracellular)
- Glutathione: 5-HPETE oxidoreductase
Catalysed by MAOA, SLCO1A2, SLCO1B3, GPX5 and 8 moreextracellular space, cytosolOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of LTD4 (cytosol to extracellular)
Catalysed by MAOA, SLCO1A2, SLCO1B3, SLCO1B1extracellular space, cytosolOne of 4 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- acetyl-CoA:aralkylamine N-acetyltransferase
- Propanoyl-CoA:acetyl-CoA C-acyltransferase
Catalysed by MAOA, AANAT, ACAA1, SCP2 and 1 morecytosol, peroxisomeOne of 7 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- a dicarboxylate(in) + sulfate(out) = a dicarboxylate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A35 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of Ca2+ and K+ (cytosol to extracellular)
Catalysed by MAOA, SLC6A4, SLC24A1, SLC24A5 and 3 moreextracellular space, cytosolOne of 3 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- transport of chloride and sulfate (cytosol to extracellular)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC26A6mitochondrial matrix, extracellular space, cytosolOne of 3 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- solute carrier organic anion transporter (glycocholate)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- solute carrier organic anion transporter (cholate)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- D-aspartate(in) + sulfate(out) = D-aspartate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 4 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- L-aspartate(in) + sulfate(out) = L-aspartate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 5 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- oxalate(in) + sulfate(out) = oxalate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 4 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- maleate(in) + sulfate(out) = maleate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- transport of malonate and sulfate (cytosol to mitochondria)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A10mitochondrial matrix, extracellular space, cytosolOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- (2R,3R)-tartrate(in) + sulfate(out) = (2R,3R)-tartrate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- (S,S)-tartrate(in) + sulfate(out) = (S,S)-tartrate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- (3R)-citramalate(in) + sulfate(out) = (3R)-citramalate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- (3S)-citramalate(in) + sulfate(out) = (3S)-citramalate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 1 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of arachidonate (cytosol to extracellular)
Catalysed by MAOA, SLCO1A2, SLCO1B3, SLCO1B1extracellular space, cytosolOne of 4 routes
- 5-Hydroxyindoleacetaldehyde:NAD+ Oxidoreductase, Mitochondrial
- Transport of 5-Hydroxyindoleacetate
- thiosulfate(in) + sulfate(out) = thiosulfate(out) + sulfate(in)
Catalysed by ALDH2, ALDH1B1, SLC4A1, SLC25A14 and 3 moremitochondrial matrix, extracellular space, cytosol, inner side of the membrane, outer side of the membraneOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- solute carrier organic anion transporter (chenodiol)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 2 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- solute carrier organic anion transporter (S-glutathionyl-2-4-dinitrobenzene)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of serotonin (cytosol to extracellular)
- transport of glycolithocholate (cytosol to extracellular)
Catalysed by MAOA, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes
- serotonin + O2 + H2O = (5-hydroxyindol-3-yl)acetaldehyde + H2O2 + NH4(+)
- transport of GSH and serotonin (cytosol to extracellular)
- gamma-glutamyltransferase (alanine)
Catalysed by MAOA, SLCO1A2, SLCO1B3, GGT1 and 5 moreextracellular space, cytosol