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Biosynthesis of amino acids

State Icon Reaction EC-Number Confidence maximal confidence score from EnzymeDetector
H+ + pyruvate <=> (S)-2-Hydroxy-2-methyl-3-oxobutanoate + CO2 2.2.1.6 acetolactate synthase
4.1.1.1 pyruvate decarboxylase


N2-Acetyl-L-ornithine + 2-oxoglutarate <=> L-glutamate + N-acetyl-L-glutamate_5-semialdehyde 2.6.1.11 acetylornithine transaminase
2.6.1.13 ornithine aminotransferase


prephenate + NAD+ <=> 4-hydroxyphenylpyruvate + CO2 + NADH 1.3.1.12 prephenate dehydrogenase
1.3.1.13 prephenate dehydrogenase (NADP+)
1.3.1.79 arogenate dehydrogenase [NAD(P)+]



saccharopine + H2O + NAD+ <=> 2-oxoglutarate + L-lysine + NADH + H+ 1.5.1.7 saccharopine dehydrogenase (NAD+, L-lysine-forming)
1.5.1.8 saccharopine dehydrogenase (NADP+, L-lysine-forming)


L-arogenate + NADP+ <=> L-tyrosine + CO2 + NADPH 1.3.1.43 arogenate dehydrogenase
1.3.1.78 arogenate dehydrogenase (NADP+)
1.3.1.79 arogenate dehydrogenase [NAD(P)+]



(S)-2-hydroxy-2-ethyl-3-oxobutanoate <=> (R)-3-hydroxy-3-methyl-2-oxopentanoate 1.1.1.86 ketol-acid reductoisomerase (NADP+)
5.4.99.3 2-acetolactate mutase


2R,3R-2,3-dihydroxy-3-methylpentanoate <=> (S)-3-methyl-2-oxopentanoate + H2O 4.2.1.9 dihydroxy-acid dehydratase

saccharopine + NADP+ + H2O <=> H+ + L-glutamate + (S)-2-amino-6-oxohexanoate + NADPH 1.5.1.10 saccharopine dehydrogenase (NADP+, L-glutamate-forming)

L-homocysteine + 5-methyltetrahydrofolate <=> L-methionine + tetrahydrofolate 2.1.1.13 methionine synthase
2.1.1.14 5-methyltetrahydropteroyltriglutamate---homocysteine S-methyltransferase


L-2-aminoadipate + 2-oxoglutarate <=> L-glutamate + 2-oxoadipate 2.6.1.39 2-aminoadipate transaminase
2.6.1.7 kynurenine---oxoglutarate transaminase


5-methyltetrahydropteroyl-gamma-glutamyl-gamma-glutamylglutamate + L-homocysteine <=> tetrahydropteroyl-Glu3 + L-methionine 2.1.1.13 methionine synthase
2.1.1.14 5-methyltetrahydropteroyltriglutamate---homocysteine S-methyltransferase


chorismate + NH3 <=> anthranilate + pyruvate + H2O 4.1.3.27 anthranilate synthase

3-phosphoshikimate + phosphoenolpyruvate <=> 5-enolpyruvylshikimate_3-phosphate + phosphate 2.5.1.19 3-phosphoshikimate 1-carboxyvinyltransferase

LL-2,6-Diaminoheptanedioate + 2-oxoglutarate <=> (S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + L-glutamate + H2O + H+ 2.6.1.83 LL-diaminopimelate aminotransferase

H2O + N-succinyl-LL-2,6-diaminoheptanedioate <=> LL-2,6-Diaminoheptanedioate + succinate 3.5.1.18 succinyl-diaminopimelate desuccinylase

N2-Acetyl-L-ornithine + Carbamoyl_phosphate <=> H+ + N-acetyl-L-citrulline + phosphate 2.1.3.11 N-succinylornithine carbamoyltransferase
2.1.3.9 N-acetylornithine carbamoyltransferase


2-oxoglutarate + N-succinyl-LL-2,6-diaminoheptanedioate <=> L-glutamate + N-succinyl-L-2-amino-6-oxoheptanedioate 2.6.1.17 succinyldiaminopimelate transaminase

S-sulfocysteine + thioredoxin <=> L-cysteine + sulfite + thioredoxin_disulfide not assigned

L-homoserine + NADP+ <=> L-aspartate_4-semialdehyde + NADPH + H+ 1.1.1.3 homoserine dehydrogenase

O-phospho-L-homoserine + H2O <=> phosphate + L-threonine 4.2.3.1 threonine synthase

sedoheptulose_7-phosphate + D-glyceraldehyde_3-phosphate <=> beta-D-fructose_6-phosphate + D-erythrose_4-phosphate 2.2.1.1 transketolase
2.2.1.2 transaldolase


pyruvate + HCO3- + ATP <=> H+ + oxaloacetate + ADP + phosphate 6.4.1.1 pyruvate carboxylase

D-erythrose_4-phosphate + D-xylulose_5-phosphate <=> beta-D-fructose_6-phosphate + D-glyceraldehyde_3-phosphate 2.2.1.1 transketolase
2.2.1.3 formaldehyde transketolase


3-deoxy-D-arabino-hept-2-ulosonate_7-phosphate <=> 3-dehydroquinate + phosphate 4.2.1.10 3-dehydroquinate dehydratase
4.2.3.4 3-dehydroquinate synthase


(R)-citramalate <=> citraconate + H2O 4.2.1.31 maleate hydratase
4.2.1.35 (R)-2-methylmalate dehydratase


L-homoserine + succinyl-CoA <=> O-succinyl-L-homoserine + CoA 2.3.1.46 homoserine O-succinyltransferase

O-succinyl-L-homoserine + L-cysteine <=> L-cystathionine + succinate + H+ 2.5.1.48 cystathionine gamma-synthase

L-ornithine <=> L-proline + NH3 4.3.1.12 ornithine cyclodeaminase

(R)-2-hydroxybutane-1,2,4-tricarboxylate <=> homoisocitrate 4.2.1.114 methanogen homoaconitase

L-phenylalanine + 2-oxoglutarate <=> phenylpyruvate + L-glutamate 2.6.1.1 aspartate transaminase
2.6.1.24 diiodotyrosine transaminase
2.6.1.27 tryptophan transaminase
2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.5 tyrosine transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.60 aromatic-amino-acid---glyoxylate transaminase
2.6.1.64 glutamine---phenylpyruvate transaminase
2.6.1.7 kynurenine---oxoglutarate transaminase
2.6.1.70 aspartate---phenylpyruvate transaminase
2.6.1.79 glutamate---prephenate aminotransferase
2.6.1.9 histidinol-phosphate transaminase













shikimate + NADP+ <=> 3-dehydroshikimate + NADPH + H+ 1.1.1.24 quinate dehydrogenase
1.1.1.25 shikimate dehydrogenase
1.1.1.282 quinate/shikimate dehydrogenase



2-oxoisovalerate + acetyl-CoA + H2O <=> H+ + (2S)-2-isopropylmalate + CoA 2.3.3.13 2-isopropylmalate synthase
2.3.3.17 methylthioalkylmalate synthase


2-phospho-D-glycerate <=> 3-phospho-D-glycerate 5.4.2.11 phosphoglycerate mutase (2,3-diphosphoglycerate-dependent)
5.4.2.12 phosphoglycerate mutase (2,3-diphosphoglycerate-independent)


L-arogenate + NAD+ <=> L-tyrosine + CO2 + NADH 1.3.1.12 prephenate dehydrogenase
1.3.1.43 arogenate dehydrogenase
1.3.1.78 arogenate dehydrogenase (NADP+)
1.3.1.79 arogenate dehydrogenase [NAD(P)+]




L-serine <=> pyruvate + NH3 4.1.99.1 tryptophanase
4.1.99.2 tyrosine phenol-lyase
4.2.1.22 cystathionine beta-synthase
4.3.1.15 diaminopropionate ammonia-lyase
4.3.1.17 L-serine ammonia-lyase
4.3.1.18 D-serine ammonia-lyase
4.3.1.19 threonine ammonia-lyase







D-ribulose_5-phosphate <=> D-xylulose_5-phosphate 5.1.3.1 ribulose-phosphate 3-epimerase
5.3.1.34 D-erythrulose 4-phosphate isomerase


H+ + L-arogenate <=> CO2 + H2O + L-phenylalanine 4.2.1.51 prephenate dehydratase
4.2.1.91 arogenate dehydratase


L-cystathionine + H2O <=> L-cysteine + 2-oxobutyrate + NH3 2.5.1.48 cystathionine gamma-synthase
4.4.1.1 cystathionine gamma-lyase


H2O + L-arginine <=> Urea + L-ornithine 3.5.3.1 arginase
3.5.3.7 guanidinobutyrase


LysW-L-glutamyl_5-phosphate + NADPH + H+ <=> LysW-L-glutamate_5-semialdehyde + NADP+ + phosphate 1.2.1

[amino_group_carrier_protein]-C-terminal-gamma-(L-ornithyl)-L-glutamate + H2O <=> L-ornithine + [LysW]-C-terminal-L-glutamate 3.5.1.132 [amino group carrier protein]-ornithine hydrolase

isocitrate + NAD+ <=> 2-oxoglutarate + CO2 + NADH 1.1.1.286 isocitrate---homoisocitrate dehydrogenase
1.1.1.41 isocitrate dehydrogenase (NAD+)
1.1.1.42 isocitrate dehydrogenase (NADP+)
1.1.1.87 homoisocitrate dehydrogenase




prephenate + NADP+ <=> 4-hydroxyphenylpyruvate + CO2 + NADPH 1.3.1.12 prephenate dehydrogenase
1.3.1.13 prephenate dehydrogenase (NADP+)
1.3.1.78 arogenate dehydrogenase (NADP+)
1.3.1.79 arogenate dehydrogenase [NAD(P)+]




citrate <=> isocitrate 4.2.1.3 aconitate hydratase

(R)-2,3-dihydroxy-3-methylbutanoate + NADP+ <=> 3-hydroxy-3-methyl-2-oxobutanoic_acid + NADPH + H+ 1.1.1.86 ketol-acid reductoisomerase (NADP+)

D-arabino-hex-3-ulose_6-phosphate <=> beta-D-fructose_6-phosphate 5.3.1.27 6-phospho-3-hexuloisomerase

ATP + beta-D-fructose_6-phosphate <=> H+ + ADP + D-fructose_1,6-bisphosphate 2.7.1.105 6-phosphofructo-2-kinase
2.7.1.11 6-phosphofructokinase


D-ribose_5-phosphate <=> D-ribulose_5-phosphate 5.3.1.6 ribose-5-phosphate isomerase

(S)-2-Hydroxy-2-methyl-3-oxobutanoate <=> 3-hydroxy-3-methyl-2-oxobutanoic_acid 1.1.1.86 ketol-acid reductoisomerase (NADP+)
5.4.99.3 2-acetolactate mutase


H+ + prephenate <=> phenylpyruvate + H2O + CO2 4.2.1.51 prephenate dehydratase
4.2.1.91 arogenate dehydratase


acetyl-CoA + pyruvate + H2O <=> H+ + (R)-citramalate + CoA 2.3.1.182 (R)-citramalate synthase
2.3.3.13 2-isopropylmalate synthase


L-Histidinol_phosphate + 2-oxoglutarate <=> 3-(Imidazol-4-yl)-2-oxopropyl_phosphate + L-glutamate 2.6.1.9 histidinol-phosphate transaminase

NH3 + L-glutamate + ATP <=> H+ + L-glutamine + ADP + phosphate 6.3.1.2 glutamine synthetase

H+ + pyruvate + 2-oxobutyrate <=> (S)-2-hydroxy-2-ethyl-3-oxobutanoate + CO2 2.2.1.6 acetolactate synthase

N2-Acetyl-L-ornithine + H2O <=> L-ornithine + acetate 2.3.1.35 glutamate N-acetyltransferase
3.5.1.14 N-acyl-aliphatic-L-amino acid amidohydrolase
3.5.1.16 acetylornithine deacetylase
3.5.1.17 acyl-lysine deacylase
3.5.1.B4





argininosuccinate <=> L-arginine + fumarate 4.3.2.1 argininosuccinate lyase
4.3.2.2 adenylosuccinate lyase


L-leucine + 2-oxoglutarate <=> L-glutamate + 4-methyl-2-oxopentanoate 2.6.1.1 aspartate transaminase
2.6.1.2 alanine transaminase
2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.6 leucine transaminase
2.6.1.67 2-aminohexanoate transaminase
2.6.1.9 histidinol-phosphate transaminase








L-valine + 2-oxoglutarate <=> L-glutamate + 2-oxoisovalerate 2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.6 leucine transaminase
2.6.1.66 valine---pyruvate transaminase




2R,3R-2,3-dihydroxy-3-methylpentanoate + NADP+ <=> (R)-3-hydroxy-3-methyl-2-oxopentanoate + NADPH + H+ 1.1.1.86 ketol-acid reductoisomerase (NADP+)

L-homoserine + NAD+ <=> L-aspartate_4-semialdehyde + NADH + H+ 1.1.1.3 homoserine dehydrogenase

isocitrate + NADP+ <=> 2-oxoglutarate + CO2 + NADPH 1.1.1.286 isocitrate---homoisocitrate dehydrogenase
1.1.1.41 isocitrate dehydrogenase (NAD+)
1.1.1.42 isocitrate dehydrogenase (NADP+)



1-(5-phosphoribosyl)-AMP + H2O <=> N'-[(5'-phosphoribosyl)formimino]-5-aminoimidazole-4-carboxamide_ribonucleotide 3.5.4.19 phosphoribosyl-AMP cyclohydrolase

homoisocitrate <=> (Z)-but-1-ene-1,2,4-tricarboxylate + H2O 4.2.1.114 methanogen homoaconitase
4.2.1.36 homoaconitate hydratase


L-proline + NADP+ <=> L-pyrroline-5-carboxylate + NADPH + H+ 1.5.1.2 pyrroline-5-carboxylate reductase

L-threonine <=> glycine + acetaldehyde 4.1.2.26 phenylserine aldolase
4.1.2.42 D-threonine aldolase
4.1.2.48 low-specificity L-threonine aldolase
4.1.2.5 L-threonine aldolase




indole-3-glycerol_phosphate + L-serine <=> L-tryptophan + H2O + D-glyceraldehyde_3-phosphate 4.2.1.20 tryptophan synthase

S-adenosyl-L-methionine <=> S-adenosyl-L-homocysteine 2.1.1

beta-D-fructose_6-phosphate + ADP <=> H+ + D-fructose_1,6-bisphosphate + AMP 2.7.1.146 ADP-specific phosphofructokinase

N-(5-phospho-beta-D-ribosyl)anthranilate <=> 1-(2-carboxyphenylamino)-1-deoxy-D-ribulose-5-phosphate 5.3.1.24 phosphoribosylanthranilate isomerase

ATP + NH3 + CO2 + H2O <=> ADP + phosphate + Carbamoyl_phosphate 6.3.4.16 carbamoyl-phosphate synthase (ammonia)
6.3.5.5 carbamoyl-phosphate synthase (glutamine-hydrolysing)


L-arogenate + 2-oxoglutarate <=> prephenate + L-glutamate 2.6.1.1 aspartate transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.78 aspartate---prephenate aminotransferase
2.6.1.79 glutamate---prephenate aminotransferase




L-glutamate + N2-Acetyl-L-ornithine <=> N-acetyl-L-glutamate + L-ornithine 2.3.1.35 glutamate N-acetyltransferase

O-acetyl-L-serine + thiosulfate <=> H+ + S-sulfocysteine + acetate 2.5.1.144 S-sulfo-L-cysteine synthase (O-acetyl-L-serine-dependent)
2.5.1.47 cysteine synthase


N-(5-phospho-beta-D-ribosyl)anthranilate + diphosphate <=> anthranilate + 5-phospho-alpha-D-ribose_1-diphosphate 2.4.2.18 anthranilate phosphoribosyltransferase

S-adenosyl-L-homocysteine + H2O <=> S-ribosylhomocysteine + adenine 3.2.2.16 methylthioadenosine nucleosidase
3.2.2.30 aminodeoxyfutalosine nucleosidase
3.2.2.9 adenosylhomocysteine nucleosidase



L-aspartate + H+ <=> L-alanine + CO2 4.1.1.12 aspartate 4-decarboxylase
4.4.1.1 cystathionine gamma-lyase


(2R,3S)-3-isopropylmalate + NAD+ <=> 4-methyl-2-oxopentanoate + CO2 + NADH 1.1.1.286 isocitrate---homoisocitrate dehydrogenase
1.1.1.85 3-isopropylmalate dehydrogenase


L-aspartate + 2-oxoglutarate <=> oxaloacetate + L-glutamate 2.6.1.1 aspartate transaminase
2.6.1.19 4-aminobutyrate---2-oxoglutarate transaminase
2.6.1.2 alanine transaminase
2.6.1.39 2-aminoadipate transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.5 tyrosine transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.75 cysteine-conjugate transaminase
2.6.1.78 aspartate---prephenate aminotransferase
2.6.1.79 glutamate---prephenate aminotransferase










L-aspartate + L-citrulline + ATP <=> H+ + argininosuccinate + diphosphate + AMP 6.3.4.5 argininosuccinate synthase

L-glutamate + NADP+ <=> H+ + L-glutamine + 2-oxoglutarate + NADPH 1.4.1.13 glutamate synthase (NADPH)
1.4.1.B5


L-arogenate + oxaloacetate <=> prephenate + L-aspartate 2.6.1.1 aspartate transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.78 aspartate---prephenate aminotransferase
2.6.1.79 glutamate---prephenate aminotransferase




D-erythro-1-(imidazol-4-yl)glycerol_3-phosphate <=> 3-(Imidazol-4-yl)-2-oxopropyl_phosphate + H2O 4.2.1.19 imidazoleglycerol-phosphate dehydratase

D-glyceraldehyde_3-phosphate + phosphate + NADP+ <=> 3-phospho-D-glyceroyl_phosphate + NADPH + H+ 1.2.1.12 glyceraldehyde-3-phosphate dehydrogenase (phosphorylating)
1.2.1.13 glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating)
1.2.1.59 glyceraldehyde-3-phosphate dehydrogenase (NAD(P)+) (phosphorylating)
1.2.1.9 glyceraldehyde-3-phosphate dehydrogenase (NADP+)




S-ribosylhomocysteine <=> L-homocysteine + (S)-4,5-dihydroxypentan-2,3-dione 4.4.1.21 S-ribosylhomocysteine lyase

5-enolpyruvylshikimate_3-phosphate <=> phosphate + chorismate 4.2.3.5 chorismate synthase

O-acetyl-L-serine + L-homocysteine <=> L-cystathionine + acetate + H+ 2.5.1.134 cystathionine beta-synthase (O-acetyl-L-serine)
2.5.1.47 cysteine synthase
4.2.1.22 cystathionine beta-synthase



H+ + H2O + L-pyrroline-5-carboxylate <=> L-glutamate_5-semialdehyde 0.0.0.0

[amino_group_carrier_protein]-C-terminal-gamma-(L-ornithyl)-L-glutamate + 2-oxoglutarate <=> L-glutamate + LysW-L-glutamate_5-semialdehyde 2.6.1
2.6.1.11 acetylornithine transaminase


2-phospho-D-glycerate <=> phosphoenolpyruvate + H2O 4.2.1.11 phosphopyruvate hydratase

ATP + L-methionine + H2O <=> S-adenosyl-L-methionine + phosphate + diphosphate 2.5.1.6 methionine adenosyltransferase

N-acetyl-L-glutamate_5-semialdehyde + NADP+ + phosphate <=> H+ + N-acetyl-L-glutamyl_5-phosphate + NADPH 1.2.1.38 N-acetyl-gamma-glutamyl-phosphate reductase

N-acetyl-L-citrulline + H2O <=> L-citrulline + acetate 3.5.1.16 acetylornithine deacetylase
3.5.1.B4


L-serine + L-homocysteine <=> L-cystathionine + H2O 2.5.1.47 cysteine synthase
4.2.1.22 cystathionine beta-synthase


meso-2,6-diaminoheptanedioate + H+ <=> L-lysine + CO2 4.1.1.20 diaminopimelate decarboxylase

chorismate <=> prephenate 5.4.99.5 chorismate mutase

L-isoleucine + 2-oxoglutarate <=> L-glutamate + (S)-3-methyl-2-oxopentanoate 2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.67 2-aminohexanoate transaminase


shikimate + ATP <=> H+ + 3-phosphoshikimate + ADP 2.7.1.71 shikimate kinase

LysW-gamma-L-alpha-aminoadipate_6-semialdehyde + L-glutamate <=> LysW-gamma-L-lysine + 2-oxoglutarate 2.6.1.118 [amino-group carrier protein]-gamma-(L-lysyl)-L-glutamate aminotransferase

(R)-2,3-dihydroxy-3-methylbutanoate <=> 2-oxoisovalerate + H2O 4.2.1.9 dihydroxy-acid dehydratase

LysW-gamma-L-lysine + H2O <=> L-lysine + [LysW]-C-terminal-L-glutamate 3.5.1.130 [amino group carrier protein]-lysine hydrolase

(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD+ + H2O <=> (2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NADH + H+ 1.17.1.8 4-hydroxy-tetrahydrodipicolinate reductase

LysW-L-glutamate + ATP <=> LysW-L-glutamyl_5-phosphate + ADP 2.7.2

O-acetyl-L-serine + Sulfide <=> L-cysteine + acetate + H+ 2.5.1.47 cysteine synthase
2.5.1.49 O-acetylhomoserine aminocarboxypropyltransferase
2.5.1.65 O-phosphoserine sulfhydrylase
4.2.1.22 cystathionine beta-synthase
4.2.1.50 pyrazolylalanine synthase
4.4.1.9 L-3-cyanoalanine synthase






L-serine + tetrahydrofolate <=> glycine + 5,10-methylenetetrahydrofolate + H2O 2.1.2.1 glycine hydroxymethyltransferase

L-ornithine + Carbamoyl_phosphate <=> H+ + L-citrulline + phosphate 2.1.3.3 ornithine carbamoyltransferase
2.1.3.6 putrescine carbamoyltransferase
3.5.3.12 agmatine deiminase



LysW-gamma-L-alpha-aminoadipyl_6-phosphate + NADPH + H+ <=> LysW-gamma-L-alpha-aminoadipate_6-semialdehyde + NADP+ + phosphate 1.2.1.103 [amino-group carrier protein]-6-phospho-L-2-aminoadipate reductase

acetyl-CoA + H2O + oxaloacetate <=> citrate + CoA + H+ 2.3.3.1 citrate (Si)-synthase
2.3.3.14 homocitrate synthase
2.3.3.16 citrate synthase (unknown stereospecificity)
2.3.3.3 citrate (Re)-synthase




D-fructose_1,6-bisphosphate <=> dihydroxyacetone_phosphate + D-glyceraldehyde_3-phosphate 4.1.2.13 fructose-bisphosphate aldolase
4.1.2.40 tagatose-bisphosphate aldolase


homoisocitrate + NAD+ <=> 2-oxoadipate + CO2 + NADH 1.1.1.286 isocitrate---homoisocitrate dehydrogenase
1.1.1.42 isocitrate dehydrogenase (NADP+)
1.1.1.87 homoisocitrate dehydrogenase



3-phospho-D-glycerate + ATP <=> 3-phospho-D-glyceroyl_phosphate + ADP 2.7.2.10 phosphoglycerate kinase (GTP)
2.7.2.3 phosphoglycerate kinase


L-aspartate + ATP <=> L-4-aspartyl_phosphate + ADP 2.7.2.4 aspartate kinase

L-phenylalanine + tetrahydrobiopterin + O2 <=> L-tyrosine + dihydrobiopterin + H2O 1.14.16.1 phenylalanine 4-monooxygenase
1.14.16.4 tryptophan 5-monooxygenase


D-arabino-hex-3-ulose_6-phosphate <=> D-ribulose_5-phosphate + formaldehyde 4.1.2.43 3-hexulose-6-phosphate synthase

N-acetyl-L-glutamate + ATP <=> N-acetyl-L-glutamyl_5-phosphate + ADP 2.7.2.8 acetylglutamate kinase

L-glutamate + [LysW]-C-terminal-L-glutamate + ATP <=> LysW-L-glutamate + ADP + phosphate 6.3.2

D-glyceraldehyde_3-phosphate <=> dihydroxyacetone_phosphate 5.3.1.1 triose-phosphate isomerase

L-glutamate_5-semialdehyde + phosphate + NADP+ <=> L-5-glutamyl_phosphate + NADPH + H+ 1.2.1.41 glutamate-5-semialdehyde dehydrogenase

(S)-2-amino-6-oxohexanoate + AMP + diphosphate + NADP+ <=> L-2-aminoadipate + ATP + NADPH + H+ 1.2.1.95 L-2-aminoadipate reductase

ATP + L-aspartate + NH3 <=> diphosphate + AMP + L-asparagine + H+ 6.3.1.1 aspartate---ammonia ligase
6.3.5.4 asparagine synthase (glutamine-hydrolysing)


2-oxoglutarate + L-alanine <=> L-glutamate + pyruvate 2.6.1.1 aspartate transaminase
2.6.1.12 alanine---oxo-acid transaminase
2.6.1.2 alanine transaminase
2.6.1.37 2-aminoethylphosphonate---pyruvate transaminase
2.6.1.39 2-aminoadipate transaminase
2.6.1.4 glycine transaminase
2.6.1.42 branched-chain-amino-acid transaminase
2.6.1.5 tyrosine transaminase
2.6.1.79 glutamate---prephenate aminotransferase









(2R,3S)-3-isopropylmalate <=> (2S)-2-isopropylmalate 4.2.1.33 3-isopropylmalate dehydratase

H+ + 1-(2-carboxyphenylamino)-1-deoxy-D-ribulose-5-phosphate <=> indole-3-glycerol_phosphate + CO2 + H2O 4.1.1.48 indole-3-glycerol-phosphate synthase

pyruvate + ATP <=> H+ + phosphoenolpyruvate + ADP 2.7.1.40 pyruvate kinase

L-threonine <=> 2-oxobutyrate + NH3 4.2.3.1 threonine synthase
4.3.1.17 L-serine ammonia-lyase
4.3.1.19 threonine ammonia-lyase



meso-2,6-diaminoheptanedioate + NADP+ + H2O <=> L-2-amino-6-oxopimelate + NH3 + NADPH + H+ 1.4.1.16 diaminopimelate dehydrogenase

L-Histidinol_phosphate + H2O <=> L-Histidinol + phosphate 3.1.3.15 histidinol-phosphatase
3.1.3.2 acid phosphatase


3-dehydroquinate <=> H2O + 3-dehydroshikimate 4.2.1.10 3-dehydroquinate dehydratase

N-1-(5'-phosphoribosyl)-ATP + diphosphate <=> ATP + 5-phospho-alpha-D-ribose_1-diphosphate 2.4.2.17 ATP phosphoribosyltransferase

phosphoribulosylformimino-AICAR-phosphate + L-glutamine <=> H+ + L-glutamate + D-erythro-1-(imidazol-4-yl)glycerol_3-phosphate + 5-aminoimidazole-4-carboxamide_ribonucleotide 2.4.2
4.3.1.B2
4.3.2.10 imidazole glycerol-phosphate synthase



H2O + N-acetyl-L,L-2,6-diaminopimelate <=> LL-2,6-Diaminoheptanedioate + acetate 3.5.1.47 N-acetyldiaminopimelate deacetylase