CHEBI:16633
362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API
442 compounds within 3 steps: 6 in 1, 56 in 2, 380 in 3
Three steps
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- sarcosine + O2 + H2O = formaldehyde + glycine + H2O2
Catalysed by SCLY, AGXT, AGXT2, PIPOXcytosol, mitochondrial matrixOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- (6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + glycine + H2O = (6S)-5,6,7,8-tetrahydrofolate + L-serine
Catalysed by SCLY, AGXT, AGXT2, SHMT1 and 1 morecytosol, mitochondrial matrix
- S-Adenosyl-L-methionine:thiol S-methyltransferase
- Methionine Synthase
- 5-Formiminotetrahydrofolate:L-glutamate N-formiminotransferase
Catalysed by FTCDcytosol, nucleus
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and arginine (cytosol to extracellular)
- 2-(Nomega-L-arginino)succinate arginine-lyase (fumarate-forming)
Catalysed by SCLY, SLC7A6, ASLcytosol, extracellular spaceOne of 6 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- beta-alanine(out) + L-alanine(in) = beta-alanine(in) + L-alanine(out)
- beta-alanine + L-histidine + ATP = carnosine + ADP + phosphate + H(+)
Catalysed by SCLY, SLC7A10, CARNS1cytosol, inner side of the membrane, outer side of the membrane
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and phenylalanine (cytosol to extracellular)
- L-dopa(out) + L-phenylalanine(in) = L-dopa(in) + L-phenylalanine(out)
Catalysed by SCLY, SLC7A5, SLC7A8cytosol, extracellular space, inner side of the membrane, outer side of the membraneOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- oxaloacetate + L-alanine = L-aspartate + pyruvate
- IMP:L-aspartate ligase (GDP-forming)
Catalysed by SCLY, AGXT2, ADSS2, ADSS1cytosolOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and arginine (cytosol to extracellular)
- beta-alanine + L-arginine = 3-guanidinopropanoate + L-ornithine
Catalysed by SCLY, SLC7A6, GATMcytosol, extracellular spaceOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and phenylalanine (cytosol to extracellular)
- L-histidine(in) + L-phenylalanine(out) = L-histidine(out) + L-phenylalanine(in)
Catalysed by SCLY, SLC7A5, SLC7A8cytosol, extracellular space, inner side of the membrane, outer side of the membraneOne of 7 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and ornithine (cytosol to extracellular)
- D-ornithine(in) + L-ornithine(out) = D-ornithine(out) + L-ornithine(in)
Catalysed by SCLY, SLC7A6, SLC25A2cytosol, extracellular space, inner side of the membrane, outer side of the membraneOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- an acyl-CoA + glycine = an N-acylglycine + CoA + H(+)
Catalysed by SCLY, AGXT, AGXT2, GLYATL3 and 2 morecytosol, mitochondrial matrix
- L-selenocysteine selenide-lyase (L-alanine-forming)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- 2-oxo-3-sulfanylpropanoate + [thioredoxin]-dithiol = [thioredoxin]-disulfide + hydrogen sulfide + pyruvate + H(+)
Catalysed by SCLY, AGXT2, MPSTcytosol, mitochondrial matrixOne of 5 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- L-Arginine:glycine amidinotransferase
Catalysed by SCLY, AGXT, AGXT2, GATMcytosol, mitochondrial matrixOne of 5 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- acyl-CoA:sphingosine N-acyltransferase
Catalysed by SCLY, ASAH1, ACER2, ACER1 and 1 morecytosol, mitochondrial matrix, Golgi apparatusOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- diamine N-acetyltransferase (N1-acetylspermidine)
Catalysed by SCLY, SAT1, SAT2cytosol, mitochondrial matrixOne of 3 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- gamma-L-glutamyl-L-cysteine + glycine + ATP = glutathione + ADP + phosphate + H(+)
Catalysed by SCLY, AGXT, AGXT2, GSScytosol, mitochondrial matrixOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and lysine (cytosol to extracellular)
- N6-(L-1,3-Dicarboxypropyl)-L-lysine:NADP+ oxidoreductase (L-lysine-forming)
Catalysed by SCLY, SLC7A6, AASScytosol, extracellular space, mitochondrial matrix
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and cysteine (cytosol to extracellular)
- L-glutamate:L-cysteine gamma-ligase (ADP-forming)
Catalysed by SCLY, SLC7A5, GCLC, GCLMcytosol, extracellular spaceOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and lysine (cytosol to extracellular)
- L-lysine:oxygen 2-oxidoreductase (deaminating)
Catalysed by SCLY, SLC7A6cytosol, extracellular space, peroxisome
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and methionine (cytosol to extracellular)
- S-methyl-L-methionine + L-homocysteine = 2 L-methionine + H(+)
Catalysed by SCLY, SLC7A5, BHMT2cytosol, extracellular space
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and glutamine (cytosol to extracellular)
- HCO3-:L-glutamine amido-ligase (ADP-forming, carbamate-phosphorylating)
Catalysed by SCLY, SLC3A2, SLC7A5, SLC7A10 and 1 morecytosol, extracellular spaceOne of 4 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and methionine (cytosol to extracellular)
- S-methyl-L-methionine + L-homocysteine = 2 L-methionine + H(+)
Catalysed by SCLY, SLC7A5, BHMT2cytosol, extracellular space
- L-selenocysteine selenide-lyase (L-alanine-forming)
- Transport of L-Cystine (L-Alanine antiport) by B0, +At Transporter
- cystine to cysteine conversion
Catalysed by SCLY, SLC7A9, SLC3A1cytosol, extracellular space
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-Alanine:glyoxylate aminotransferase
- L-tyrosine + glyoxylate = 3-(4-hydroxyphenyl)pyruvate + glycine
Catalysed by SCLY, AGXT, AGXT2, AADATcytosol, mitochondrial matrixOne of 4 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- acyl-CoA:sphingosine N-acyltransferase
Catalysed by SCLY, ASAH1, ACER2, ACER1 and 1 morecytosol, mitochondrial matrix, Golgi apparatusOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- L-kynurenine + H2O = anthranilate + L-alanine + H(+)
- Kynurenine-Oxoglutarate Transaminase
Catalysed by SCLY, KYNU, KYAT3, AADATcytosol, mitochondrial matrixOne of 14 routes
- S-Adenosyl-L-methionine:thiol S-methyltransferase
- Methionine Synthase
- phosphoribosylaminoimidazolecarboxamide formyltransferase (10-formyl-THF)
Catalysed by ATICcytosol, nucleus
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and arginine (cytosol to extracellular)
- L-arginine + O2 + H2O = 5-guanidino-2-oxopentanoate + H2O2 + NH4(+)
Catalysed by SCLY, SLC7A6, IL4I1cytosol, extracellular space
- L-selenocysteine selenide-lyase (L-alanine-forming)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- acetyl-CoA C-acyltransferase (3-oxomyrist-5-enoyl-CoA)
Catalysed by SCLY, HADHA, ACAA2, HADHBcytosol, mitochondrial matrixOne of 3 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and cysteine (cytosol to extracellular)
- 2 L-cysteine = S-sulfanyl-L-cysteine + L-alanine
Catalysed by SCLY, SLC7A5, CARS2cytosol, extracellular space
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and tryptophan (cytosol to extracellular)
- L-tryptophan + O2 = N-formyl-L-kynurenine
Catalysed by SCLY, SLC7A5, IDO1, TDO2 and 1 morecytosol, extracellular spaceOne of 2 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- (R)-3-Amino-2-methylpropanoate:pyruvate aminotransferase
- (3S)-citramalyl-CoA = pyruvate + acetyl-CoA
Catalysed by SCLY, AGXT2, CLYBLcytosol, mitochondrial matrix
- L-selenocysteine selenide-lyase (L-alanine-forming)
- amino-acid N-acetyltransferase (N-acetyl-L-alanine)
- 3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoate:CoA ligase (AMP-forming)
Catalysed by SCLY, SLC27A2, SLC27A5cytosol, mitochondrial matrix, endoplasmic reticulumOne of 3 routes
- L-selenocysteine selenide-lyase (L-alanine-forming)
- transport of alanine and glutamine (cytosol to extracellular)
- phosphoribosyl pyrophosphate amidotransferase (glutamine)
Catalysed by SCLY, SLC3A2, SLC7A5, SLC7A10 and 1 morecytosol, extracellular spaceOne of 2 routes